
Molar Mass and Atomic Structure

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

Emma Peterson
FREE Resource
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic mass of calcium as mentioned in the video?
40.08 grams per mole
12.01 grams per mole
30.97 grams per mole
16.00 grams per mole
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many phosphorus atoms are present in calcium phosphate?
4
3
2
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic mass of oxygen used in the calculation?
18.00 grams per mole
14.01 grams per mole
12.01 grams per mole
16.00 grams per mole
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many times is the phosphate ion multiplied in the calculation?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final molar mass of calcium phosphate calculated in the video?
320.18 grams per mole
330.18 grams per mole
300.18 grams per mole
310.18 grams per mole
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might your calculated molar mass differ slightly from the video's result?
Miscounted atoms
Incorrect multiplication
Different periodic table precision
Wrong chemical formula
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the number of decimal places in the periodic table?
It alters the chemical properties
It affects the precision of the molar mass calculation
It determines the number of atoms
It changes the chemical formula
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