
Atoms in Calcium Bromide
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Sophia Harris
FREE Resource
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of atoms present in a single molecule of calcium bromide (CaBr2)?
3
2
4
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many calcium atoms are there in one molecule of CaBr2?
2
0
3
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To find the number of calcium atoms in one mole of calcium bromide, which constant is used?
Boltzmann's constant
Planck's constant
Avogadro's number
Gravitational constant
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have one mole of CaBr2, how many moles of calcium atoms do you have?
0.5 moles
1 mole
2 moles
3 moles
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many bromine atoms are present in one mole of CaBr2?
4 moles
3 moles
2 moles
1 mole
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of Avogadro's number in determining the number of atoms in a mole of a substance?
It determines the volume of atoms.
It counts the number of atoms.
It measures the mass of atoms.
It calculates the energy of atoms.
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