CH07a Mole Theory Test Review Sans %M and Empirical formula
Authored by Bill Habiger
Chemistry
10th Grade
Used 3+ times
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147 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To convert from moles to grams, you should multiply by ....
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To convert from grams to moles, you should multiply by ....
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
0.50 moles of carbon (C) is equal to how many grams?
6.0 grams
12.0 grams
8.0 grams
14.0 grams
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
36 g of beryllium (Be) contains how many moles?
0.25 mol
4.0 mol
45 mol
320 mol
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the mass of 2.50 mol of oxygen gas (O2)?
40.0 g
80.0 g
16.0 g
32.0 g
6.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Compound XY has a molar mass of 10.0 g/mol.
How many moles are in a 20.0 g sample of XY?
(3 significant figures, include units)
(a)
7.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Compound XY has a molar mass of 10.0 g/mol.
How many moles are in a 5.00 g sample of XY?
(3 significant figures, include units)
(a)
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