WorksheetsStoichiometry Quiz HONORS
Total questions: 14
Worksheet time: 7mins
Name
Class
Date
1.
1 dozen donuts = 12 donuts. In chemistry, we deal with particles of substances in groups of 600000000000000000000000. This amount of particles is known as what unit?
a)
pound
b)
liter
c)
mole
d)
gram
2.
The mass of 1 mole of lithium is
a)
3.94 g
b)
600000000000000000000000 g
c)
7 g
d)
9.94 g
3.
Which 4 coefficients would balance the equation in the image?
a)
1,1, 1, 1
b)
2, 3, 4, 3
c)
1, 4, 3, 2
d)
4, 3, 1, 2
4.
According to the following equation, how many moles of the product would be produced if 3 moles of hydrogen reacted?
a)
1
b)
2
c)
3
d)
6
5.
According to the following equation, how many moles of nitrogen would react if 6 moles of hydrogen reacted?
a)
1
b)
2
c)
3
d)
4
e)
5
6.
How many moles of aluminum sulfide are produced if 78 g of aluminum reacts (aluminum's molar mass is 27 g)?
a)
0.17 mol
b)
5.8 mol
c)
1053 mol
d)
1.4 mol
7.
How many moles of water are produced if you have 43 g of oxygen react? (Oxygen is diatomic so an oxygen molecule has a molar mass of 32g)
a)
688 moles
b)
0.67 moles
c)
1.5 moles
d)
2.7 moles
8.
What is the molar mass of sulfur dioxide (formula is in image)?
a)
48 g
b)
64 g
c)
0.5 g
d)
96 g
9.
What is the molar mass of aluminum oxide (formula is in image)?
a)
10 g
b)
42 g
c)
75 g
d)
102 g
10.
Which of the following has the greatest number of atoms?
a)
1 mole of iron atoms
b)
1 mole of nickel atoms
c)
1 mole of zinc atoms
d)
They all have the same number of atoms
11.
Which of the following has the greatest MASS?
a)
1 mole of iron atoms
b)
1 mole of nickel atoms
c)
1 mole of zinc atoms
d)
They all have the same number of atoms
12.
What is the molar mass of iron?
a)
26 g
b)
30 g
c)
56 g
d)
82 g
13.
How many grams of calcium hydroxide will be produced if 12 g of water reacts? (MOLAR MASSES: water = 18 g, calcium hydroxide = 74.1 g)
a)
1.5 g
b)
0.16 g
c)
25 g
d)
0.69 g
14.
If 17g of magnesium reacts, how many grams of hydrogen will be produced? (Molar masses: Mg = 24g, H2O = 18 g, Mg(OH)2 = 58 g, H2 = 2 g)
a)
17 g
b)
2.9 g
c)
207 g
d)
1.4 g
100 %
