What is the initial quantity of calcium phosphate given in the problem?

Molar Mass and Calcium Phosphate

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

Amelia Wright
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
21 grams
2.1 moles
0.21 grams
0.21 moles
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the molar mass of calcium phosphate?
By measuring it in a lab
By using a calculator
By using a chemical formula
By adding the atomic masses from the periodic table
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molar mass of calcium phosphate?
310.18 grams per mole
100.05 grams per mole
150.09 grams per mole
200.12 grams per mole
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the units of moles when you multiply by the molar mass?
They convert to liters
They cancel out
They remain the same
They double
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final mass of calcium phosphate after conversion?
50 grams
100 grams
31.01 grams
65.14 grams
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of multiplying by the molar mass in the conversion process?
To calculate the temperature
To determine the density
To convert moles to grams
To find the volume
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in converting grams of calcium phosphate back to moles?
Divide by the molar mass
Subtract the atomic masses
Add the atomic masses
Multiply by the molar mass
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who is the presenter of the video?
Dr. A
Dr. B
Dr. C
Dr. D
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