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WorksheetsMath chem
Total questions: 11
Worksheet time: 35mins
Name
Class
Date
1.
What is the molar mass of CH4?
a)
16 grams/mol
b)
12 grams/mol
c)
13 grams/mol
d)
15 grams/mol
2.
What is the molar mass of water?
a)
16 grams/mol
b)
15 grams/mol
c)
18 grams/mol
d)
17 grams/mol
3.
How many grams are 3.50 moles of gold (Au)
a)
689 g
b)
56.3 g
c)
339 g
d)
9.35 g
4.
given the following reaction:
2K + Cl2 ---> 2KCl
how many grams of Potassium is needed to produce 15.0 g of KCl?
a)
7.87 g
b)
0.199 g
c)
28.6 g
d)
15.0 g
5.
given the following reaction:
2K + Cl2 ---> 2KCl
How many moles of KCl would be produced with 3.00 moles of Chlorine gas
a)
212.73 g
b)
1.5 moles
c)
3.00 moles
d)
6.00 moles
6.
In the picture, what is the atomic number for Sodium?
a)
11
b)
22.9
c)
Na
d)
none of the above
7.
240 cm = ___________ m
a)
2400
b)
24
c)
2.4
d)
0.24
8.
3 km = ___________ mm
a)
30
b)
300
c)
3,000
d)
3,000,000
9.
What is your favorite class that you are working on from home......
a)
gym
b)
math
c)
science
d)
social studies
e)
english
10.
Who do you wish was at your house......
a)
delicious school lunches
b)
all your friends
c)
all your teachers
d)
all the school supplies
11.
Which elements can you mix up without a explosive
a)
Gas
b)
Liquid
c)
Solid
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