Acid na Basic pH: Ihe Ọ Pụtara

Atụmatụ acid-base nke pH

En Ọk Pool Reform, na ngalaba a n'ime ọdọ mmiri igwu mmiri pH Anyị ga-aza ajụjụ a: Kedu ihe acidic na pH bụ isi pụtara?

Index nke ọdịnaya ibe

Gịnị bụ pH na ọdọ mmiri na kedu ka ọkwa ya kwesịrị ịdị?

Kedu ọkwa pH ọdọ mmiri yana otu esi ejikwa ya

Na ibe a ị nwere ike ịmụta banyere ọkwa pH Pool: kedu ọkwa pH dị mma nke ọdọ mmiri ahụ, ụkpụrụ ya nwere ike ime, ụzọ iji tụọ ya, gbanwee ya na ịchịkwa ya. Gịnị bụ pH: Ọnụọgụ nke na-egosi ogo acidity ma ọ bụ isi mmiri. Ya mere, pH na-ahụ maka igosi ntinye nke H + ion na mmiri, na-ekpebi àgwà acidic ma ọ bụ isi.

Kedu ihe pH dị mma pụtara maka ọdọ mmiri (7,2-7,4)

Acronym pH na-anọchi anya hydrogen nwere ike ma bụrụ ihe na-egosi acidity ma ọ bụ isi mmiri.

Ya mere, pH na-ezo aka n'ikike nke hydrogen, uru nke kwekọrọ na ntinye nke ion hydrogen na mmiri dị n'ime ọdọ mmiri gị na ya mere ọnụọgụ nke na-egosi ogo acidity ma ọ bụ isi nke mmiri. Ya mere, pH na-ahụ maka igosi ntinye nke ion H + na mmiri, na-ekpebi àgwà acidic ma ọ bụ isi.

Ọnụ ọgụgụ nke pH ụkpụrụ nke igwu mmiri mmiri

Kedu ụkpụrụ nke nha nha pH mmiri ọdọ mmiri gụnyere?

Ọnụ ọgụgụ pH gụnyere ụkpụrụ sitere na 0 ruo 14.
Karịsịa ịbụ 0 kachasị acidic, 14 kacha nke bụ isi yana idobe pH nọpụ iche na 7.
A na-ekpebi nha a site na ọnụọgụ ion hydrogen efu (H+) dị na ihe ahụ.

Gịnị mere anyị chọrọ pH?

pH bụ ihe eji akọwapụta acidity ma ọ bụ ntọala nke ngwọta mmiri. Ma ihe ngwọta mmiri na-emeghachi omume dị ka acid ma ọ bụ ntọala dabere na ọdịnaya nke ion hydrogen (H+).

Otú ọ dị, ọbụna kemịkal dị ọcha na mmiri na-anọpụ iche nwere ụfọdụ ion hydrogen n'ihi ikewapụ onwe ya nke mmiri.

$H_2O \ụ ụta akaekpe ogologo H^+ + OH^-$

A maara na na nha nha n'okpuru ọnọdụ ọkọlọtọ (750 mmHg na 25 ° C), 1 L nke mmiri dị ọcha nwere. $10^{-7}$ juru $H^+$ y $10^{-7}$ juru $OH^-$ ions, ya mere, mmiri na ọnọdụ okpomọkụ na nrụgide (STP) nwere pH nke 7.

Ihe ị ga-eme mgbe pH nke ọdọ mmiri anyị anaghị achịkwa ya

Mara nnukwu pH ọdọ mmiri pụta yana ihe kpatara oke pH dị na ọdọ mmiri gị

Na blọọgụ a, anyị na-ekwu maka nnukwu pH ọdọ mmiri, nsonaazụ na ihe kpatara enweghị aha. Gịnị bụ pH maka isi ọdọ mmiri ma ọ bụ alkaline ọdọ mmiri pH: Ọ bụrụ na ego nke Hydroxide ion dị ukwuu karịa nke Hydrogen ion, pH na-akpọ Basic OH-> H +. Ya mere, ọ bụrụ na pH dị elu karịa 7,4, a na-ekwu na mmiri ahụ bụ isi na pH nke ọdọ mmiri a na-akpọ alkaline. Mụtakwa ka esi eweda pH alkaline nke ọdọ mmiri na ihe ga - eme ma ọ bụrụ na m nwere pH dị elu na ọdọ mmiri.

Otu esi ebuli pH nke ọdọ mmiri na ihe na-eme ma ọ bụrụ na ọ dị ala

Otu esi ebuli PH nke ọdọ mmiri: Iji nọgide na-enwe ogo mmiri na ọkwa pH ziri ezi, ndị a kwesịrị ịdị n'etiti 7,2 na 7,6. Mụta otu esi ebuli pH nke ọdọ mmiri ma mara ihe ga-esi na ya pụta ma ọ bụrụ na pH nke ọdọ mmiri dị ala.

Otu esi eweda ọdọ mmiri dị elu ma ọ bụ Alkaline pH

Otu esi eweda PH nke ọdọ mmiri: Iji nọgide na-adị mma nke mmiri na ọkwa pH ziri ezi, ndị a ga-adị n'etiti 7,2 na 7,6. Mụta otu esi eweda pH nke ọdọ mmiri ma mara ihe ga-esi na ya pụta ma ọ bụrụ na ọdọ mmiri pH dị elu.

Ntuziaka maka otu esi eme mmezi ọdọ mmiri na mgbakwunye na pH: nhicha mmiri na disinfection

Ntuziaka bara uru ịmara ka esi ehicha ọdọ mmiri

Ọdọ mmiri dị ọcha: ụdị ndụmọdụ na ịdọ aka ná ntị niile yana ntuziaka maka nhazi na nhazi oge niile.

Ntuziaka maka idobe ọdọ mmiri na mmiri na ọnọdụ zuru oke

Na ibe a, anyị na-ekpuchi ihe niile metụtara mmezi ọdọ mmiri na-aga n'ihu: nkwụsị mmiri, nzacha mmiri, nhicha ọdọ mmiri na nlekọta ọdọ mmiri.

Kedu ka pH nke ngwọta nwere ike ịbụ?

pH nke ngwọta

pH na-anọchi anya "ike hydrogen" ma ọ bụ "ike nke hydrogen." pH bụ ihe na-adịghị mma nke isi 10 logarithm nke ọrụ hydrogen ion.
$\ce {pH} = -\log_{10}(a_{\ce {H^+}})=\log10}\ekpe({\frac {1}{a_{{\ce {H^+}}} }}\n'aka nri)$

Otú ọ dị, n'ọtụtụ nsogbu kemịkalụ, anyị anaghị eji ọrụ nke ion hydrogen, kama ọnyà molar ma ọ bụ molarity.

Kedu ka ngwọta pH dị iche iche si dị

Iji malite, ị kwesịrị ịma na ọnụ ọgụgụ pH bụ logarithmic.

Ya mere, ọ pụtara na ihe dị iche site na otu pụtara ọdịiche site n'usoro nke ịdị ukwuu, ma ọ bụ ugboro iri na inversely na-egosi ịta nke hydrogen ion na ngwọta.

Ya mere, pH dị ala na-egosi ọkwa dị elu nke ion hydrogen na nke ọzọ.

Kedu ihe acidic na pH bụ isi pụtara?

Gịnị bụ acid na ntọala ogige na pH

Acid siri ike na ntọala siri ike bụ ogige nke, maka ebumnuche niile bara uru, na-ekewa kpamkpam n'ime ion ha na mmiri.

N'ihi ya, ntinye nke ion hydrogen na ngwọta ndị dị otú ahụ nwere ike ịre nhata na ntinye nke acid.

Ngụkọta pH na-adị mfe
$pH=-log_{10}[H^+]$

Ngụkọta pH site na iji mkpokọta molar dị iche iche maka acid siri ike / isi na acid na-adịghị ike.

Acid, nnọpụiche na ụkpụrụ pH alkaline

Nhazi nke Ọkwa nke Uru pH

pH ọnụ ọgụgụ

Gịnị bụ pH ụkpụrụ

Kedu ihe bụ ph pisci6

Ọnụ ọgụgụ pH na-esi na 1 ruo 14, yana pH 7 bụ ngwọta na-anọpụ iche.

Ya mere, ọ na-apụta na pH bụ uru nke egosipụtara na ọnụ ọgụgụ logarithmic n'etiti ụkpụrụ 0 (oke acidic) na 14 (oke alkaline); N'etiti anyị na-ahụ uru 7 katalọgụ dị ka nnọpụiche.

pH ọnụ ọgụgụ eluigwe na ala pH egosi

Kedu ihe ọ pụtara na ihe nwere ọkwa acidic ma ọ bụ alkaline pH?

Kedu ihe bụ acid na bases?

Acids na bases bụ ihe ndị dị na okike ma na-amata ya site na ọkwa pH ha, ya bụ, site na ogo acidity ma ọ bụ alkalinity. A na-achịkwa mkpebi nke ma ihe ọ bụ acidic ma ọ bụ alkaline site na ogo acidity ma ọ bụ alkalinity a tụrụ site na nha pH wee malite site na 0 (oke acidic ruo 14 (oke alkaline). ka o sina dị nwere ọtụtụ ụlọ ọrụ mmepụta ihe na mmadụ ngwa.

Kedu ka esi ahazi ihe ndị dabere na nha nke ụkpụrụ pH

Nhazi nke ihe dị na acids ma ọ bụ alkalines dịka uru pH siri dị

N'otu aka ahụ, acidity na alkalinity bụ okwu abụọ na-anabata ụzọ nke nhazi mmeghachi omume nke mmewere ọ bụla.

kedu ihe uru ọdọ mmiri ph pụtara

N'otu aka ahụ, anyị na-esi ọnwụ ọzọ, Ọnụ ọgụgụ pH na-esi na 1 ruo 14, yana pH 7 bụ ngwọta na-anọpụ iche.
Ọ bụrụ na pH erughị 7, ngwọta bụ acidic., ka acid na-abawanye uru pH na-ebelata maka nke ahụ a acid bụ ihe kemịkal ahụ nwere ike inye protons (H⁺) na chemical ọzọ.
Kama nke ahụỌ bụrụ na pH karịrị 7, a na-akpọ ihe ngwọta nke isi (ma ọ bụ alkaline) na ọ ga-abụ ihe ndị ọzọ isi na elu ya pH; na dị ka egosiri isi bụ ihe kemịkal ahụ nwere ike ijide proton (H⁺) nke ọzọ chemical.

Kedu ihe bụ alkaline ma ọ bụ nke bụ isi dị ka nha pH si dị

ọnụ ahịa ph ụkpụrụ

Kedu ihe bụ acidic?

Acid pH: pH erughị 7

Kedu ihe ọ pụtara na pH uru bụ acidic?

Na ihe bụ acidic pụtara na ọ bara ụba na H⁺ (hydrogen ions): pH karịrị 7
N'ihi ya, Acids bụ ihe nwere pH na-erughị 7. (pH mmiri hà nhata 7, a na-ewere na-anọpụ iche), onye kemistri ya na-enwekarị nnukwu ion hydrogen mgbe ọ na-agbakwunye mmiri. Ha na-emeghachi omume na ihe ndị ọzọ site na ịhapụ protons (H⁺).

Kedu ihe bụ ihe na-anọpụ iche?

Uru pH na-anọpụ iche: pH hà 7-

Kedu ihe ọ pụtara na uru pH na-anọpụ iche?

pH bụ ihe nleba anya ka mmiri si dị / isi.
Usoro ahụ sitere na 0 ruo 14, ebe 7 na-anọpụ iche.

Kedu ihe bụ alkaline bekee?

Ihe nwere ala ma ọ bụ alkaline pH: pH karịrị 7.

Kedu ihe ọ pụtara mgbe uru pH bụ alkaline?

Na ihe bụ alkaline pụtara na ọ dara ogbenye na H⁺ (ma ọ bụ ọgaranya na ntọala OH^-, nke na-ewepụ ihe H⁺).
Maka ihe a niile, Bases, n'aka nke ọzọ, bụ ihe nwere pH karịa 7., nke na ngwọta mmiri na-enyekarị ion hydroxyl (OH^-) n'etiti. Ha na-abụkarị ndị dị ike oxidants, ya bụ, ha na-emeghachi omume na protons sitere na gburugburu gburugburu.

Kedu ihe bụ acidity na alkalinity?

Kedu ihe bụ acidity na alkalinity na nri

Mgbe ahụ, na vidiyo a, a ga-agwa gị maka ọnụọgụ nri na-adịghị agwụ agwụ nke anyị na-eri kwa ụbọchị mana,

Ọ dịtụla mgbe ị nọ na-eche ihe mere ụfọdụ ekpomeekpo na-adọta uche anyị karịa ndị ọzọ?
Anụ ụtọ dị ka nnu, achịcha, ihe ọṅụṅụ dị nro, ihe ọṅụṅụ, ọbụna soseji.
Maka gịnị bụ ihe a?
Anyị ga-akọwara gị ihe niile a na ihe ndị ọzọ ugbu a na ndekọ.

Kedu ihe bụ acidity na alkalinity na nri

Theories nke acidic na isi pH

acidic na isi pH

Atụmatụ acid-base nke pH

Kedu ihe bụ Arrhenius pH Theory?

arrhenius theory pH acids na bases

Ndị Swedish tụrụ aro ya Svante Arrhenius na 1884, bụ nkọwa nke mbụ ọgbara ọhụrụ nke acids na bases na okwu molecular.

Arrhenius acid ph theory

Ihe na-ekewa n'ime mmiri iji mepụta cations hydrogen (H⁺).

Arrhenius basic pH theory

Ihe na-ekewa n'ime mmiri iji mepụta anions hydroxide (OH^-).

ARRHENIUS THEORY Gịnị bụ acid? Gịnị bụ ntọala?

Arrhenius acid na isi pH theory video

https://youtu.be/sHTN9jciLrU

Arrhenius acidic na isi pH tiori

Brønsted-Lowry ph theory

Kedu ihe bụ theory Brønsted-Lowry nke pH?

Tiori pH acid-base Brønsted-Lowry

Ndị Danish tụrụ aro na 1923 n'adabereghị Johannes Nicolaus Bronsted na Bekee Martin lowry, dabere na echiche nke conjugate acid-base ụzọ abụọ.

Mgbe acid, HA, na-emeghachi omume na isi, B, acid ahụ na-etolite ntọala conjugate ya, A.^-, na isi mejupụtara ya conjugate acid, HB⁺, site n'ịgbanwe proton (cation H⁺):

HA+B⇌A-+HB+

Brønsted-Lowry acid ph theory

Ihe pH acid: ike inye protons (H⁺) na ndabere:

HA+H2O⇌A-+H3O+

Usoro pH bụ isi Brønsted-Lowry

Ihe nwere pH bụ isi: ike ịnakwere protons (H⁺) nke acid:

B+H2O⇌HB++OH-

Nke a tiori a na-atụle a izugbe nke tiori nke Arrhenius.

BRÖNSTED-LOWRY THEORY Gịnị bụ acid? Gịnị bụ ntọala?

vidiyo pH BRÖNSTED-LOWRY

https://youtu.be/Uo2UVgVOq-0

Ozizi Ph BRÖNSTED-LOWRY

Nkọwa ọrụ nke nha pH enwere ike

acidic na isi pH nri

Kedu ihe bụ ACIDITY na ALKALINITY?

Kedu ihe acidic na pH bụ isi pụtara?

Gịnị bụ acidic na isi pH?

litmus akwụkwọ iji tụọ pH

acid pH

Na mbụ, anyị nwere ike ịchọta ihe ngwọta na pH acidic: ihe na-eme ka akwụkwọ na-acha anụnụ anụnụ na-acha uhie uhie, na-emeghachi na ụfọdụ ọla, na-emepụta nnu ma na-ahapụ hydrogen (mmeghachi omume exothermic).
Na mgbakwunye, ihe nwere pH acidic na-agbazinye uru n'etiti 0 na 7.

isi pH uru

phenolphthalein iji tụọ pH

Nke abụọ, e nwere ndị Base pH: Ihe na-atụgharị na-acha uhie uhie akwụkwọ litmus acha anụnụ anụnụ wee tụgharịa pink mgbe ejiri phenolphthalein meghachi omume.
N'aka nke ọzọ, gosi na ha nwere uru pH n'etiti 7 na 14.

anọghị pH

pH na-anọpụ iche

N'ikpeazụ, ihe nwere nha pH na-anọpụ iche bụ nke na-adịghị emeghachi omume na ihe ngosi acid-base.
Ọzọkwa, pH nke ihe ndị a hà nhata 7.

Ihe ndị nwere pH acid siri ike

ihe acid pH

Ntụle nke ngwọta acid na pH

Kedu ka ụkpụrụ acidic dị na pH

Acids na-ahapụ ion hydrogen, yabụ mmiri mmiri ha nwere ion hydrogen karịa mmiri na-anọpụ iche ma na-ewere ya dị ka acidic n'okpuru pH 7.

Kedu ngwaahịa pH acid siri ike na-ahụkarị

Kedu ihe a na-eji hydrochloric acid na ọdọ mmiri?

Hydrochloric acid bụ ihe a na-ahụkarị nke a makwaara dị ka muriatic acid. Ya mere, n'isiokwu a, anyị na-agwa gị ihe niile: gịnị bụ hydrochloric acid? Kedu ihe eji ya?, usoro onunu ogwu dị mkpa, wdg.

Enwere naanị acid asaa siri ike:

- hydrochloric acid HCl
nitric acid HNO3
- sulfuric acid H2SO4
- hydrobromic acid HBr
- HI hydroiodic acid
- perchloric acid HClO4
- chloric acid HClO3

pH acid siri ike

Usoro pH acid siri ike

usoro pH acid siri ike

Usoro pH acid siri ike: [HNO3] = [H3O+], na pH = -log[H3O+].

Gbakọọ acid siri ike ph online

Gbakọọ pH nke ngwọta acid siri ike.

usoro iji gbakọọ pH acid siri ike

Ihe ndị nwere pH isi siri ike

isi pH bekee

Ntụle nke isi ihe ngwọta na pH

Kedu ka ụkpụrụ acidic dị na pH

Ihe eji mara ya na pH isi

Bases na-anabata ion hydrogen (jikọta na ụfọdụ ion hydrogen guzobere site na nkesa mmiri), yabụ mmiri mmiri ha nwere ion hydrogen pere mpe karịa mmiri na-anọpụ iche ma na-ewere ya dị ka isi n'elu pH 7.

siri ike ph

Usoro iji gbakọọ pH ntọala siri ike

usoro pH acid siri ike

Usoro pH acid siri ike: [HNO3] = [H3O+], na pH = -log[H3O+].

Kedu ngwaahịa pH acid siri ike na-ahụkarị

Enweghịkwa ọtụtụ ntọala siri ike, ụfọdụ n'ime ha anaghịkwa agbaze na mmiri. Ndị soluble bụ

- sodium hydroxide NaOH
- potassium hydroxide KOH
- lithium hydroxide liOH
- rubidium hydroxide RbOH
- Csium hydroxide CsOH

Mgbakọ pH siri ike

Mgbakọ nke pH isi siri ike

Gbakọọ pH nke ngwọta ntọala siri ike.

Ihe na usoro nwere acidic na-adịghị ike ma ọ bụ pH bụ isi

pH nke acid na-adịghị ike na ntọala

Kedu ka ụkpụrụ pH si bụrụ acid / isi adịghị ike

Isi njirimara nke acids na bases na-adịghị ike bụ na ha na-ekewa n'ime mmiri. Ewubere nha nha n'etiti usoro na-aga n'ihu na ntụgharị, na-erute ọnọdụ kwụ ọtọ nke ogo nkewa na-adabere na ike nke acid ma ọ bụ isi.

àgwà adịghị ike acids na bases

Acids/bases adịghị ike na-ekewa n'ime mmiri. Ịchọta pH nke acid na-adịghị ike bụ ntakịrị mgbagwoju anya.

pH acid na-adịghị ike

Ụdị pH acid adịghị ike

usoro pH acid na-adịghị ike

Nha nhata pH ka dị otu: $pH = -log [H^+]$ , ma ị ga-eji acid dissociation mgbe niile (Ka) ịchọta [H+].

Usoro maka Ka bụ:

$K_a =\frac{[H^+][B^-]}{[HB]}$

ebe:
$[H^+]$ - ịta nke H + ion
$[B^-]$ - ịta nke conjugated isi ion
$[HB]$ - ịta nke mkpụrụ ndụ acid na-enweghị ihe ọ bụla
maka mmeghachi omume $HB \ ụta aka ekpe H^+ + B^-$

Gbakọọ pH nke ngwọta acid na-adịghị ike.

isi pH adịghị ike

Usoro pH isi adịghị ike

Formula iji nweta pH nke isi adịghị ike

Kedu ka esi agbakọọ pH nke ntọala adịghị ike?

Mgbe ị nwetasịrị pOH site na usoro pOH dị n'elu, a pH ị nwere ike gbakọọ iji usoro pH =pK_w - pOH ebe pK _w = 14.00.

Ọdịiche dị n'etiti ihe bụ uru pH na pOH

Ọdịiche dị n'etiti nha pH na poH

N'ụzọ ụfọdụ, pH bụ ihe na-arụ ọrụ iji gosipụta ọkwa acidity ma ọ bụ alkalinity nke ngwọta. N'akụkụ nke ya. pOH bụ ihe nleba anya nke ion hydroxyl na ngwọta.

ph na ọnụ ahịa poh

Kedu uru pH nkịtị?

N'otu aka ahụ, pH bụ nha nke ahụ A na-eji iji guzobe ọkwa nke acidity ma ọ bụ alkalinity nke ngwọta. "p" na-anọchi anya "nwere ike", nke mere e ji kpọọ pH: ikike nke hydrogen.

Gịnị bụ uru pOH?

Maka akụkụ nke gị. pOH bụ ihe nleba anya nke ion hydroxyl na ngwọta. A na-egosipụta ya dị ka isi 10 logarithm na-adịghị mma nke mkpokọta hydroxyl ion na, n'adịghị ka pH, a na-eji tụọ ọkwa alkalinity nke ngwọta.

Gbakọọ pH ntọala adịghị ike

Mgbakọ nke pH isi adịghị ike

gbakọọ pH isi adịghị ike

Ike nke Acids na ntọala

Ọdịiche dị n'etiti acidic siri ike na adịghị ike na pH bụ isi

adịghị ike na ike acidic na isi pH àgwà

Kedu ihe nhazi nke acidic siri ike na nke na-adịghị ike na pH bụ isi dabere na?

Dabere n'otú ionized ma ọ bụ kewaa acid ma ọ bụ isi, anyị na-ama ọdịiche dị n'etiti acids/bases siri ike na adịghị ike, okwu ndị na-akọwa mfe na ịkwọ ụgbọala la ọkụ eletrik (n'ihi na nnukwu ma ọ bụ obere ọnụnọ nke ion na ngwọta).

Acids siri ike na adịghị ike na nhazi ọkwa, ogo nkewa na ihe atụ pH

Nhazi pH adịghị ike yana acid siri ike na bastion

Acids siri ike na adịghị ike na nhazi ọkwa, ogo nkewa na ihe atụ pH

Ọkwa nke ionization nke acidic na isi pH

pH mgbako ionization nke acids na bases

Gịnị bụ ogo nke ionization ma ọ bụ dissociation nke acidic na isi pH

A na-akpọkwa ya ogo nke dissociation, α, ka akọwara dị ka oke n'etiti ọnụọgụ acid/base ionized na ọnụọgụ nke mbụ acid/base:

ááα = ego nke ionized acid/base/ego nke mbụ acid/base

A na-egosipụtakarị ya dị ka pasenti (%).

Kedu ihe ogo ionization ma ọ bụ nkewa nke acidic na pH bụ isi pụtara?

https://youtu.be/D_Q6jzyDJDo

acid siri ike na ntọala

Ionized zuru oke (α≈1). Ha na-eduzi ọkụ eletrik nke ọma.

Acid: HClO₄, HI (aq), HBr (aq), HCl (aq), H₂SO₄ (1st ionization) na HNO₃.
Ntọala: Hydroxides nke alkali na alkaline ụwa ọla.

Acids na bases adịghị ike

Akụkụ ionized: α <1. Ha na-eduzi ọkụ eletrik adịghị mma.

Acid: HF (aq), H₂S (aq), H₂CO₃, H₂SO₃, H₃PO₄, H.N.O.₂ na organic acids, dị ka CH₃KWU
Ihe ndabere: NH₃ (ma ọ bụ NH₄OH) na ihe ndị dị na nitrogenous organic bases, dị ka amines.

Nkewa pH acids na bases mgbe niile

Gịnị bụ dissociation mgbe nile nke isi na acidic pH?

Ọ bụ ihe atụ nke ike nke a acid/base na ngwọta:

	Acid	Akara
Nhazi	HA+H2O⇌A-+H3O+	B+H2O⇌HB++OH-
NA-AKWỤKWỌ	Ka=[A-][H3O+][HA]	Kb=[HB+] [OH-] [B]
COLOGARHYTHM	pKa=-log Ka	pKb=-log⁡Kb

Acid-base dissociation mgbe niile na pH

Ike ikwu nke acidic na pH bụ isi

Acid na isi pH mgbe niile

pH acid isi ike ikwu

Ion itule nke mmiri

$$\mathrm{H_2O} + \mathrm{H_2O} ⇌ \mathrm{H_3O^+} + \mathrm{OH^-}$. Isi mmalite: https://commons.wikimedia.org/wiki/File:Autoionizacion-agua.gif$

H2O+H2O⇌H3O++OH-.
Isi: https://commons.wikimedia.org/wiki/File:Autoionizacion-agua.gif

Kedu ihe bụ amphoteric

amphoteric kedu ihe ha bụ

Na kemistri, ihe amphoteric bụ nke nwere ike meghachi omume dị ka acid ma ọ bụ ntọala.;

kedu ebe okwu si bia amphoteric

Okwu a sitere na prefix Greek amphi- (αμφu-), nke putara 'ha abuo'. Ọtụtụ ọla (dị ka zinc, tin, lead, aluminum, na beryllium) na ọtụtụ metalloids nwere. oxides ma ọ bụ hydroxides amphoteric.

Mmiri bụ ihe amphiprotic

Kedu ihe ọ pụtara na mmiri bụ ihe amphiprotic

El mmiri bụ ihe amphiprotic (nwere ike inye onyinye ma ọ bụ nabata proton H⁺), nke na-enye ohere ka ọ rụọ ọrụ dị ka acid ma ọ bụ isi (amphotericism).

Usoro nguzozi mmiri ionic

mmiri bụ amphiprotic

El ionic itule nke mmiri na-ezo aka mmeghachi omume kemịkalụ nke ụmụ irighiri mmiri abụọ na-emeghachi omume iji mepụta ion oxonium (H₃O⁺) na ion hydroxide (ỌH^-):

Nha nhatanha mgbe niile, a na-akpọ ionic ngwaahịa mmiri, ma gosi ya site na KW, ngwaahịa a nwere ike were were were:

Kw=[H3O+][OH-]

Na 25°C:

[H3O+]=[OH−]=10−7M⇒Kw=10−14

pH, pOH na ngwaahịa ionic nke mmiri (Kw). Acid-BASE

Acid-base pH egosi

Un egosi pH bụ ngwakọta kemịkalụ halochromic (na-agbanwe agba ya -ehulata- tupu mgbanwe na pH) nke agbakwunyere na obere ihe ngwọta iji chọpụta pH ya (acidity ma ọ bụ isi). A na-akpọ mgbanwe agba tụgharịa.

Litmus

Ngwakọta mmiri soluble nke dị iche iche esiji lichens. Na-amịkọrọ n'akwụkwọ nzacha, ọ bụ otu n'ime ihe ngosi pH kacha ochie ejiri (~ 1300).

Methyl oroma

Agba azo eweputa nke na-esi na-acha uhie uhie gaa na oroma-edo edo ọkara acid:

Phenolphthalein

Ihe ngosi pH na-enweghị agba na ọkara acid nke na-atụgharị pink isi ọkara:

eluigwe na ala egosi

Ngwakọta egosi (thymol blue, methyl red, bromothymol blue, na phenolphthalein) nke na-egosipụta mgbanwe dị nro na agba n'ọtụtụ dịgasị iche iche nke ụkpụrụ pH.

ihe ngosi pH zuru ụwa ọnụ

Acid-base neutralization titration

pH neutralization volumetry

Acid-base titration/titration bụ usoro nyocha kemịkalụ ọnụọgụ

Kedu usoro nyocha kemịkalụ acid na basci pH titration

una acid-base titration/titration bụ usoro nyocha kemịkalụ ọnụọgụ maka ịchọpụta mkpokọta acid ma ọ bụ isi amapụtara (nyocha), na-ewepụ ya kpọmkwem na ngwọta ọkọlọtọ nke isi ma ọ bụ acid nke itinye uche mara (obi ike).

volumetric flask acid na isi pH neutralization

Titration/titration curve nke 25 ml nke 0.1 M acetic acid nwere 0.1 M sodium hydroxide.

Neutralization: mmeghachi omume n'etiti ngwakọta nke acid na isi

mmeghachi omume neutralization n'etiti acid na bases

Kedu ihe ga - eme ma ọ bụrụ na ị gwakọta acid na isi?

A na-akpọ mmeghachi omume n'etiti acid na ntọala neutralization.

Mmeghachi omume nnọpụiche na-abụkarị exothermic. que pụtara que Ha na-enye ike n'ụdị okpomọkụ.
Se ọ na-akpọkarị ha neutralization n'ihi na mgbe ọ na-emeghachi omume a acid na a isi,
Ya mere, mmeghachi omume n'etiti acid na bases ka a na-akpọ neutralization. na ọtụtụ ma ọ bụ obere na-ewepụ acidic ma ọ bụ ihe ndị bụ isi nke ogige abụọ ahụ, ya bụ, ha na-ewepụ ihe onwunwe nke onye ọzọ. na-emepụta mmiri na nnu kama.

Ngwakọta nke acid na isi na-ewepụ onwe ya, pH ekwesịghị ịbụ onye na-anọpụ iche.

Ihe kpatara na ngwakọta nke acid na base neutralizes onwe ya pH ekwesịghị ịbụ nnọpụiche n'ihi na ọ bụ ọnụọgụ acid na / ma ọ bụ isi ka a na-ekpebi pH n'ikpeazụ.
Kama nke ahụ, Ọ bụrụ na ego nke H⁺ na OH^- bụ otu ihe ahụ, ihe ngwọta na-aghọ onye na-anọpụ iche n'ihi na ha na-emeghachi omume na ibe ha na-emepụta mmiri (H⁺ + ỌH^- . H₂0).

Dị ka àgwà nke acid na isi mmeghachi omume, a na-ekewa ikpe anọ:

Na mbụ acid siri ike + ntọala siri ike
acid na-adịghị ike + isi ike
acid siri ike + isi adịghị ike
N'ikpeazụ, acid na-adịghị ike + isi adịghị ike

Gịnị bụ mmeghachi omume neutralization pH na acidic?

Na mmeghachi omume nke neutralization, acid na isi na-emeghachi omume n'otu ụzọ ahụ enweghị ike ịgbagha iji mepụta nnu na mmiri:

Acid + BASE ⟶ Nnụ + Mmiri

Neutralization na nhazi nke mmeghachi omume acid-base

Dabere na ma titrant bụ acid siri ike ma ọ bụ ntọala, pH na nha nha ga-abụ:

ANALYTE/VALUANT	ike/ike	Acid/Ike siri ike	Isi adịghị ike/Acid siri ike
pH (EKWUKWU)	7	> 7	<7
Ngosipụta (tụgharịrị n'etiti)	Nnọpụiche	Nhazi	Acid

Neutralization na nhazi nke mmeghachi omume acid-base

Otu esi agbakọ pH nke Ngwọta

ph uru usoro usoro

Kedu ihe bụ usoro maka pH?

Na sayensị, pH bụ nha nke ion na ngwọta. Ị nwere ike ịgbakọ pH dabere na ntinye uche.

Formula maka ịgbakọ pH

Gbakọọ pH site na iji nha nhata pH: pH = -log[H3O+].

Ihe mgbako pH maka ọdọ mmiri igwu mmiri

Pool ph mgbako na ngwa mmezi

Ọdọ mmiri pH mgbako na ngwa mmezi: njikwa na mmezi nke mmiri na isi ihe nke ọgwụgwọ ya.

Vidiyo gbakọọ pH nke ngwọta

Na 1909, onye Danish biochemist Soren Sorensen tụrụ aro okwu pH iji gosi "nwere ike nke hydrogen ion". Ọ kọwara pH dị ka logarithm nke [H+] gbanwere na akara. Na-akọwapụta dị ka ọrụ nke [H3O+].

gbakọọ pH nke ngwọta

Ihe mgbako pH ngwọta

pH nke ihe mgbako ngwọta

Gbakọọ pH nke ngwọta

N'okpuru bụ mgbako abụọ ị nwere ike iji lelee azịza nsogbu kemịkalụ.

Nke mbụ gbakọọ pH nke ngwọta nke acid siri ike o ntọala siri ike.
Na, nke abụọ gbakọọ pH nke ngwọta nke acid na-adịghị ike o isi adịghị ike.

Gbakọọ pH nke ngwọta acid/base siri ike

Ihe mgbako maka pH nke ngwọta acid/base siri ike

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Gbakọọ pH nke ngwọta acid/base adịghị ike

Ihe mgbako maka pH nke ngwọta acid/base adịghị ike

[planetcalc cid = »8834″ asụsụ =»es» koodu =»» labelụ =»PLANETCALC, The pH nke adịghị ike acid/base ngwọta» agba =»#263238,#435863,#090c0d,#fa7014,#fb9b5a,# c25004″ v=»4165″]

Olu mmiri ọdọ mmiri ma ọ bụ ihe mgbako lita

Gbakọọ cubic mita igwu mmiri: ego nke ezigbo lita mmiri larịị

Gbakọọ ọdọ mmiri cubic mita: Ọ dị mkpa ịmara oke mmiri (olu / m3) nke ọdọ mmiri ahụ nwere maka mmezi ya. Na ibe a ị nwere ike ịmụta usoro iji nwee aka ka esi gbakọọ lita mmiri maka ọdịdị ọ bụla na ụdị ọdọ mmiri.

Gịnị bụ pH na ọdọ mmiri na kedu ka ọkwa ya kwesịrị ịdị?

Kedu ihe pH dị mma pụtara maka ọdọ mmiri (7,2-7,4)

Acronym pH na-anọchi anya hydrogen nwere ike ma bụrụ ihe na-egosi acidity ma ọ bụ isi mmiri.

Ọnụ ọgụgụ nke pH ụkpụrụ nke igwu mmiri mmiri

Kedu ụkpụrụ nke nha nha pH mmiri ọdọ mmiri gụnyere?

Gịnị mere anyị chọrọ pH?

Otú ọ dị, ọbụna kemịkal dị ọcha na mmiri na-anọpụ iche nwere ụfọdụ ion hydrogen n'ihi ikewapụ onwe ya nke mmiri.

Ihe ị ga-eme mgbe pH nke ọdọ mmiri anyị anaghị achịkwa ya

Ntuziaka maka otu esi eme mmezi ọdọ mmiri na mgbakwunye na pH: nhicha mmiri na disinfection

Kedu ka pH nke ngwọta nwere ike ịbụ?

pH nke ngwọta

pH na-anọchi anya "ike hydrogen" ma ọ bụ "ike nke hydrogen." pH bụ ihe na-adịghị mma nke isi 10 logarithm nke ọrụ hydrogen ion.

Kedu ka ngwọta pH dị iche iche si dị

Iji malite, ị kwesịrị ịma na ọnụ ọgụgụ pH bụ logarithmic.

Gịnị bụ acid na ntọala ogige na pH

Acid siri ike na ntọala siri ike bụ ogige nke, maka ebumnuche niile bara uru, na-ekewa kpamkpam n'ime ion ha na mmiri.

Ngụkọta pH na-adị mfe

Ngụkọta pH site na iji mkpokọta molar dị iche iche maka acid siri ike / isi na acid na-adịghị ike.

Acid, nnọpụiche na ụkpụrụ pH alkaline

Nhazi nke Ọkwa nke Uru pH

Gịnị bụ pH ụkpụrụ

Ọnụ ọgụgụ pH na-esi na 1 ruo 14, yana pH 7 bụ ngwọta na-anọpụ iche.

pH ọnụ ọgụgụ eluigwe na ala pH egosi

Kedu ihe ọ pụtara na ihe nwere ọkwa acidic ma ọ bụ alkaline pH?

Kedu ihe bụ acid na bases?

Kedu ka esi ahazi ihe ndị dabere na nha nke ụkpụrụ pH

Nhazi nke ihe dị na acids ma ọ bụ alkalines dịka uru pH siri dị

Kedu ihe bụ alkaline ma ọ bụ nke bụ isi dị ka nha pH si dị

Kedu ihe bụ acidic?

Kedu ihe ọ pụtara na pH uru bụ acidic?

Kedu ihe bụ ihe na-anọpụ iche?

Kedu ihe ọ pụtara na uru pH na-anọpụ iche?

Kedu ihe bụ alkaline bekee?

Kedu ihe ọ pụtara mgbe uru pH bụ alkaline?

Kedu ihe bụ acidity na alkalinity?

Kedu ihe bụ acidity na alkalinity na nri

Theories nke acidic na isi pH

Atụmatụ acid-base nke pH

Kedu ihe bụ Arrhenius pH Theory?

Arrhenius acid ph theory

Arrhenius basic pH theory

ARRHENIUS THEORY Gịnị bụ acid? Gịnị bụ ntọala?

Arrhenius acid na isi pH theory video

Brønsted-Lowry ph theory

Kedu ihe bụ theory Brønsted-Lowry nke pH?

Mgbe acid, HA, na-emeghachi omume na isi, B, acid ahụ na-etolite ntọala conjugate ya, A.-, na isi mejupụtara ya conjugate acid, HB+, site n'ịgbanwe proton (cation H+):

Brønsted-Lowry acid ph theory

Ihe pH acid: ike inye protons (H+) na ndabere:

Usoro pH bụ isi Brønsted-Lowry

Ihe nwere pH bụ isi: ike ịnakwere protons (H+) nke acid:

BRÖNSTED-LOWRY THEORY Gịnị bụ acid? Gịnị bụ ntọala?

vidiyo pH BRÖNSTED-LOWRY

Nkọwa ọrụ nke nha pH enwere ike

Kedu ihe bụ ACIDITY na ALKALINITY?

Kedu ihe acidic na pH bụ isi pụtara?

acid pH

isi pH uru

anọghị pH

Ihe ndị nwere pH acid siri ike

Ntụle nke ngwọta acid na pH

Kedu ka ụkpụrụ acidic dị na pH

Kedu ngwaahịa pH acid siri ike na-ahụkarị

Enwere naanị acid asaa siri ike:

Usoro pH acid siri ike

usoro pH acid siri ike

Gbakọọ acid siri ike ph online

Gbakọọ pH nke ngwọta acid siri ike.

Ihe ndị nwere pH isi siri ike

Ntụle nke isi ihe ngwọta na pH

Kedu ka ụkpụrụ acidic dị na pH

Usoro iji gbakọọ pH ntọala siri ike

usoro pH acid siri ike

Kedu ngwaahịa pH acid siri ike na-ahụkarị

Enweghịkwa ọtụtụ ntọala siri ike, ụfọdụ n'ime ha anaghịkwa agbaze na mmiri. Ndị soluble bụ

Mgbakọ pH siri ike

Mgbakọ nke pH isi siri ike

Ihe na usoro nwere acidic na-adịghị ike ma ọ bụ pH bụ isi

Kedu ka ụkpụrụ pH si bụrụ acid / isi adịghị ike

Isi njirimara nke acids na bases na-adịghị ike bụ na ha na-ekewa n'ime mmiri. Ewubere nha nha n'etiti usoro na-aga n'ihu na ntụgharị, na-erute ọnọdụ kwụ ọtọ nke ogo nkewa na-adabere na ike nke acid ma ọ bụ isi.

Ụdị pH acid adịghị ike

pH na-anọchi anya "ike hydrogen" ma ọ bụ "ike nke hydrogen." pH bụ ihe na-adịghị mma nke isi 10 logarithm nke ọrụ hydrogen ion.
$\ce {pH} = -\log_{10}(a_{\ce {H^+}})=\log10}\ekpe({\frac {1}{a_{{\ce {H^+}}} }}\n'aka nri)$

Ngụkọta pH na-adị mfe
$pH=-log_{10}[H^+]$

Mgbe acid, HA, na-emeghachi omume na isi, B, acid ahụ na-etolite ntọala conjugate ya, A.^-, na isi mejupụtara ya conjugate acid, HB⁺, site n'ịgbanwe proton (cation H⁺):

Ihe pH acid: ike inye protons (H⁺) na ndabere:

Ihe nwere pH bụ isi: ike ịnakwere protons (H⁺) nke acid: