OL Moles and Stoichiometry Review
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anna Henicke
Used 59+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How many grams are in 7.8 moles of NaCl?
476 grams
456 grams
452 grams
462 grams
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using the following equation:
Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
2 mol Fe
4 mol Fe
6 mol Fe
9 mol Fe
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
N2 + 3H2 → 2NH3
How many moles of hydrogen are needed to react with 2 moles of nitrogen?
1
2
3
6
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the number of particles (atoms) in 0.250 moles of silver.
1.62 x 1025 atoms Ag
4.15 x 10-25 atoms Ag
1.51 x1023 atoms Ag
27.0 atoms Ag
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which has more atoms, 10.0 moles C or 10.0 moles Ca?
C
Ca
The same
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which has more grams, 10.0 moles C or 10.0 moles Ca?
C
Ca
The same
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the empirical formula for C6H6O2?
C3H3O
C6H6O2
CHO
C12H12O4
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