AP Chemistry Semester 1 Review

AP Chemistry Semester 1 Review

Assessment

Flashcard

Chemistry

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is average atomic mass?

Back

The weighted average of the masses of an element's isotopes, taking into account their relative abundances.

2.

FLASHCARD QUESTION

Front

How do you calculate average atomic mass with isotopes?

Back

Multiply the mass of each isotope by its relative abundance (as a decimal), then sum the results.

3.

FLASHCARD QUESTION

Front

What happens to pressure when volume increases in a gas?

Back

Pressure decreases, according to Boyle's Law, which states that pressure and volume are inversely related.

4.

FLASHCARD QUESTION

Front

What is the electron configuration of a neutral chlorine atom?

Back

1s² 2s² 2p⁶ 3s² 3p⁵.

5.

FLASHCARD QUESTION

Front

What is oxidation in a chemical reaction?

Back

Oxidation is the process where a substance loses electrons.

6.

FLASHCARD QUESTION

Front

What is reduction in a chemical reaction?

Back

Reduction is the process where a substance gains electrons.

7.

FLASHCARD QUESTION

Front

What is the electron configuration for Aluminum (Al)?

Back

1s² 2s² 2p⁶ 3s² 3p¹.

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