Mole Conversions
Authored by Kelly Hill
Chemistry
10th - 12th Grade
NGSS covered
Used 202+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the molar mass of B2(CO3)3?
81.6 g/mol
94.8 g/mol
38.8 g/mol
201.6 g/mol
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
How many moles are in 3.01 x 1022 atoms of magnesium?
0.05 moles
1.81 x 1046 moles
5.00 x 1021 moles
5.00 moles
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Molarity of a solution tell you?
Its concentration.
What type of atoms it contains.
Its reactivity.
Whether or not it contains fuzzy, burrowing, rodents.
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the molar mass of table salt (NaCl)?
116.9 g/mol
35.5 g/mol
23 g/mol
58.4 g/mol
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
How many water molecules are in 5.2 moles of water?
6.02 x 1023
5.2
3.1304 x 1024
8.638 x 10-24
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
How many grams are in 1.2 x 1024 atoms of C?
28 grams
24 grams
6.02 grams
1.2 grams
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do we call 6.02 x 1023?
Avogadro's Number
Avocado Number
A dozen
Louis
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