What is the initial quantity of copper(II) sulfate pentahydrate given in moles?

Copper(II) Sulfate Pentahydrate Concepts

Interactive Video
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Chemistry
•
9th - 10th Grade
•
Hard

Lucas Foster
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0.62 moles
1.00 moles
0.75 moles
0.50 moles
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in converting moles to grams?
Divide by the molar mass
Multiply by the molar mass
Add the atomic masses
Subtract the atomic masses
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many water molecules are associated with copper(II) sulfate in the compound?
6
5
4
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molar mass of copper(II) sulfate pentahydrate?
249.72 grams per mole
300.00 grams per mole
200.50 grams per mole
150.00 grams per mole
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of converting 0.62 moles of copper(II) sulfate pentahydrate to grams?
250.00 grams
200.00 grams
154.83 grams
100.00 grams
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the units of moles when converting to grams?
They double
They are added
They cancel out
They are subtracted
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have grams and need to find moles, what operation should you perform?
Multiply by the molar mass
Add the molar mass
Subtract the molar mass
Divide by the molar mass
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for copper(II) sulfate pentahydrate?
CuSO4
Cu2SO4
CuSO3·5H2O
CuSO4·5H2O
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who is the presenter of the video?
Dr. D
Dr. C
Dr. B
Dr. A
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