What is average atomic mass?
AP Chemistry Semester 1 Review

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Chemistry
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
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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