Video: Yuav ua li cas neutralize ib tug acid thiab alkali?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Thaum ib kua qaub reacts nrog ib alkali nws tsim ib qho ntsev thiab dej. Cov tshuaj tiv thaiv no hu ua neutralization . Cov alkali muaj neutralized tus kua qaub los ntawm tshem nws H + ions, thiab tig lawv mus rau hauv dej.
Ib yam li ntawd, koj tuaj yeem nug, ua li cas acids neutralize alkalis ntawm ions?
Kev sib npaug rau neutralization Tej yam yooj yim neutralize cov acids , ua rau lub pH ntawm lub kua qaub nce mus rau 7, thiab dej tau tsim. Ib tug soluble puag dissolves nyob rau hauv dej rau daim ntawv ib alkaline tshuaj.
Kuj Paub, dab tsi tshuaj neutralises acids? Bases yog tshuaj uas neutralize acids thiab yog tias yaj hauv dej, tig liab litmus xiav. Thaum ib kua qaub thiab lub hauv paus yog ua ke, dej thiab ntsev yog tsim. Piv txwv li, thaum hydrochloric kua qaub yog tov nrog sodium hydroxide, dej thiab sodium chloride yog tsim.
Tsis tas li cov lus nug yog, yuav ua li cas tshwm sim thaum cov kua qaub reacts nrog alkali?
Thaum ib acid reacts nrog alkali , ntsev thiab dej yog tsim: kua qaub + alkali → ntsev + dej Ib qho piv txwv: hydrochloric kua qaub + sodium hydroxide → sodium chloride + dej Cov ntsev uas tsim nyob ntawm qhov twg kua qaub thiab qhov twg alkali teb.
Dab tsi neutralises alkali?
Thaum ib tug acid reacts nrog ib tug alkali nws tsim ib qho ntsev thiab dej. Cov tshuaj tiv thaiv no hu ua neutralization. Cov alkali muaj neutralized Cov kua qaub los ntawm tshem nws H + ions, thiab tig mus rau hauv dej.
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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