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Video: Ntau npaum li cas acid yuav tsum tau neutralize puag?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Titrations. Thaum hydrochloric kua qaub yog reacted nrog sodium hydroxide, ib kua qaub / puag mole ratio ntawm 1: 1 yog xav tau rau tag nrho neutralization . Yog es tsis txhob hydrochloric kua qaub tau reacted nrog barium hydroxide, qhov piv ntawm mole yuav yog 2: 1. Ob moles ntawm HCl yog xav tau kom tag neutralize ib tug mole ntawm Ba (OH)2.
Tsis tas li ntawd, ntau npaum li cas lub hauv paus yuav tsum tau neutralize ib acid?
Kev daws teeb meem Acid-Base Neutralization
- Kauj Ruam 1: Xam cov naj npawb ntawm moles ntawm OH-. Molarity = moles / ntim. moles = Molarity x Volume. moles OH- = 0.02 M / 100 ml.
- Kauj ruam 2: Xam qhov ntim ntawm HCl xav tau. Molarity = moles / ntim. Volume = moles/molarity. Volume = moles H+/ 0.075 Molarity.
Tsis tas li ntawd, ua li cas koj neutralize lub hauv paus? Siv ib tug qaug zog acid rau neutralize puag . Piv txwv xws li sodium hydroxide, potassium hydroxide, thiab ammonia. Muaj ntau yam khoom sib txawv pab hauv lub neutralization ntawm acids thiab hauv paus . Lawv tuaj yeem ua tau yooj yim li ib lub hnab ntawm citric acid lossis sodium sesquicarbonate, los yog ua haujlwm raws li cov khoom siv thiab cov khoom nruab nrab ua ke.
Tsis tas li ntawd, lub hauv paus neutralize cov kua qaub li cas?
A neutralization tshuaj tiv thaiv yog thaum ib kua qaub thiab a puag react los tsim dej thiab ntsev thiab koom nrog kev sib xyaw ntawm H+ ions thiab OH- ions los tsim dej. Cov neutralization ntawm ib lub zog kua qaub thiab muaj zog puag muaj pH sib npaug li 7.
Muaj pes tsawg moles ntawm NaOH yuav tsum tau neutralize cov kua qaub?
1 Teb. Koj xav tau 3 mol ntawm sodium hydroxide rau neutralize 1 mol ntawm phosphoric kua qaub.
Pom zoo:
Yuav ua li cas koj txiav txim siab npaum li cas ntawm cov kua qaub uas yuav tsum tau neutralize lub hauv paus?
Kev daws qhov teeb meem Acid-Base Neutralization Kauj Ruam 1: Muab xam cov moles ntawm OH-. Molarity = moles / ntim. moles = Molarity x Volume. moles OH- = 0.02 M/100 milliliters. Kauj ruam 2: Xam qhov ntim ntawm HCl xav tau. Molarity = moles / ntim. Volume = moles/molarity. Volume = moles H+/0.075 Molarity
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