Mole and Mass

Quiz
•
Chemistry
•
10th - 12th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Using the balanced chemical equation:
Mg + 2 HCl --> MgCl2 + H2
How many grams of MgCl2 is produced if 4.67 moles of HCl react?
219 g MgCl2
4.67 g MgCl2
94 g MgCl2
1 mole MgCl2
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Using the balanced chemical equation:
4NH3 + 3O2 --> 2N2 + 6H2O
Determine the amount of grams of N2 is produced if 4.03 moles of NH3 react?
28.0 g N2
56.4 g N2
2.02 g N2
2 moles of N2
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Using the balanced chemical equation:
2C4H10 + 13O2 --> 10H2O + 8CO2
Calculate the number of grams of C4H10 needed to produce 5.12 moles of CO2.
58.0 g C4H10
2.56 g C4H10
74.2 g C4H10
2 g of C4H10
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Using the balanced chemical equation:
2 Cu + O2 --> 2 CuO
Determine the number of grams of O2 needed to produce 0.7684 moles of CuO.
32.00 g O2
0.3842 g O2
12.29 g O2
64 g of O2
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calculate the molar mass of propane (C3H8).
13 g C3H8 per 1 mole of C3H8
1 mole of C3H8 is 44 g
99 g/mol
22 g per 1 mole of C3H8
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calculate the molar mass of ammonium sulfate - (NH4)2SO4
132 g/mol
130 g/mol
34 g/mol
64 g/mol
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the balanced equation:
2 HBr + Ca(OH)2 --> H2O + CaBr2
What is the mole ratio between H2O and HBr?
1 mol H2O / 2 mol HBr
2 mol H2O / 1 mol HBr
1 mol H2O / 1 mol HBr
2 mol H2O / 2 mol HBr
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