Exam 2: CHEM 120/ CHEM120 (NEW 2026/ 2027 Update) Introduction to General, Organic, and Biological Chemistry with Lab Review| Questions & Answers | Grade A| 100% Correct (Verified Solutions)-Chamberlain

Examl 2:l CHEMl 120/l CHEM120l (NEWl
2026/l 2027l Update)l Introductionl tol
General,l Organic,l andl Biologicall
Chemistryl withl Labl Review|l Questionsl &l
Answersl |l Gradel A|l 100%l Correctl
(Verifiedl Solutions)l -Chamberlain

QUESTION
pH



Answer:
hydrogenl ionl concentration
Rangel 0-14l
pH=l -logl [H+]




QUESTION
Acidicl pH



Answer:
0-6




QUESTION
Alkalinel pH


Answer:

, 8-14




QUESTION
Neutrall pH


Answer:
7




QUESTION
pH8=l ...



Answer:
pH=8l orl pH=l 1l xl 10l ^l -8




QUESTION
Buffers


Answer:
weakl acidsl orl basesl thatl canl reactl withl strongl acidsl orl basesl tol preventl sharp,l suddenl
changesl inl pH




QUESTION
Bufferl functions


Answer:
Maintainl homeostasisl