FINAL EXAM REVIEW PART 2
Flashcard
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
Calculate the molar mass of KOH.
Back
56.1 g/mol
2.
FLASHCARD QUESTION
Front
What does a mole represent?
Back
The number of particles of a substance (Avogadro's number)
3.
FLASHCARD QUESTION
Front
How many atoms are found in 2.30 moles of CO? (Show your work for extra credit!)
Back
Option 1
4.
FLASHCARD QUESTION
Front
What is the Law of Conservation of Mass?
Back
States that mass CANNOT be created nor destroyed.
5.
FLASHCARD QUESTION
Front
How many grams are in 0.6144 moles of Chromium? (Show your work for extra credit!)
Back
32.0 g Cr
6.
FLASHCARD QUESTION
Front
Define molar mass.
Back
The mass of one mole of a substance, typically expressed in grams per mole (g/mol).
7.
FLASHCARD QUESTION
Front
What is Avogadro's number?
Back
6.022 x 10^23, the number of particles in one mole of a substance.
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