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Exam 2: CHEM 120 / CHEM120 (Latest 2025 / 2026) Intro to General, Organic & Biological Chemistry with Lab | Test Review Questions and Answers | Grade A | 100% Correct (Verified Answers) - Chamberlain

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Exam 2: CHEM 120 / CHEM120 (Latest 2025 / 2026) Intro to General, Organic & Biological Chemistry with Lab | Test Review Questions and Answers | Grade A | 100% Correct (Verified Answers) - Chamberlain Question: If a sample of gas with a volume of 20mL at a pressure of 6 ATM is moved to an area with a pressure of 2 ATM, what is the new volume of the gas? Answer: 60 mL Question: In the acid/ base reaction: KOH + HBr - H2O +KBr. What is the base in this chemical reaction? Answer: KOH Question: You have added 2 grams HCl to 80ml of water. What would you expect to occur? Answer: RELAEASED HEAT MORE ACIDIC AND INCREASE IN HYDROGEN IONS. Hcl TO DISSOCIATE FULLY INTO H+ AND CL ions causing to water to become strongly acidic Question: A 1.4 mole sample of gas at 57 degrees Kelvin occupies 0.5L in a 13.1 ATM atmosphere. Which of these variables represents the pressure? Answer: 13.1 atmospheric pressure

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Exam 2: CHEM 120 / CHEM120
(Latest ) Intro to General,
Organic & Biological Chemistry with
Lab | Test Review Questions and
Answers | Grade A | 100% Correct
(Verified Answers) - Chamberlain


Question:
If a sample of gas with a volume of 20mL at a pressure of 6 ATM is moved to
an area with a pressure of 2 ATM, what is the new volume of the gas?
Answer:
60 mL




Question:
In the acid/ base reaction: KOH + HBr -> H2O +KBr. What is the base in this
chemical reaction?
Answer:
KOH

, Question:
You have added 2 grams HCl to 80ml of water. What would you expect to
occur?
Answer:
RELAEASED HEAT MORE ACIDIC AND INCREASE IN HYDROGEN IONS.
Hcl TO DISSOCIATE FULLY INTO H+ AND CL ions causing to water to
become strongly acidic




Question:
A 1.4 mole sample of gas at 57 degrees Kelvin occupies 0.5L in a 13.1 ATM
atmosphere. Which of these variables represents the pressure?
Answer:
13.1 atmospheric pressure




Question:
Consider the compound with the chemical formula: (NH4)SO4. What is the
molecular mass of this compound?
Answer:
132g/mol

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