CHEM 120 (CHEM120)
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CHEM 120 (Latest Update 2025 / 2026) Intro to General, Organic & Biological Chemistry with Lab |Questions & Answers, Verified Answers| 100% Guaranteed Pass
- Exam (elaborations) • 33 pages • 2025
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CHEM 120 (Latest Update 2025 / 2026) Intro to General, Organic & Biological Chemistry with Lab |Questions & Answers, Verified Answers| 100% Guaranteed Pass
CHEM 120/103 MODULES EXAM COLLECTION 2023 FINEST MOD 1-6 PRE PREDICTOR EXAM GUARANTEED PASS
PORTAGE LEARNING CHEM 210 QUIZ 
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PORTAGE LEARNING CHEM 210 - MODULE 2 EXAM.
- Exam (elaborations) • 18 pages • 2022
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PORTAGE LEARNING CHEM 210 - MODULE 2 EXAM.Scientific Calculator 
 
 
 
 
 
The pH of a solution of 8.9 x 10-12 M NaOH is: A. 8.9 
B. 8.9 x 10-12 
 
 
C. 4.8 
 
 
D. 11 
E. 2.9 A 
B C D 
 
 
E 
[Kw=[H+][OH-] = 1.0 x 10-14; [H+][8.9 x 10-12] = 1.0 x 10-14 ;[H+]=890; pH=-log[890]=2.9] 
 
 
Water is a unique molecule. Which of the following contributes to water’s unique place 
 
in the chemical world? 
 
The geometry of the molecule The polarity of the O-H bonds 
The ability of water molecules to...
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