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Worksheets~H. Chemistry Review~
Total questions: 13
Worksheet time: 8mins
Name
Class
Date
1.
How many significant figures in 0.03045?
a)
6
b)
3
c)
5
d)
4
2.
What is 3856 in scientific notation?
a)
3.856 x 103
b)
3856 x 100
c)
38.56 x 102
d)
3.856 x 10-3
3.
Convert 3400 μg to Gg.
a)
34 Gg
b)
3400 x 10-15 Gg
c)
3400 x 10-16 Gg
d)
3400 x 1015 Gg
4.
How many significant figures in 3056070?
a)
3
b)
4
c)
7
d)
6
5.
What is 0.006708 in scientific notation?
a)
6708 x 103
b)
6.708 x 103
c)
006.708 x 10-3
d)
6.708 x 10-3
6.
Convert 0.3387 cm to pm.
a)
0.3387 x 1010 pm
b)
0.003387 x 1012 pm
c)
33.87 x 10-6 pm
d)
0.3387 x 10-10 pm
7.
How many significant figures in 100.
a)
0
b)
3
c)
1
d)
2
8.
Do 38.01 x 8.4 and have the answer in proper scientific notation.
a)
320 x 10-7
b)
319.284
c)
320.000
d)
3.2 x 102
9.
Convert 78 ML to mL.
a)
78 x 10-9 mL
b)
78 x 109 mL
10.
How many significant figures in 2.3406 x 107
a)
4
b)
5
c)
8
d)
1
11.
Do 17 + 102 and have the answer in proper scientific notation.
a)
119 x 100
b)
1.2 x 102
c)
120 x 10-4
d)
1.2 x 10-2
12.
How many significant figures in 30987000?
a)
3
b)
4
c)
9
d)
5
13.
Do 0.065 x 3 and have the answer in proper scientific notation.
a)
1.95 x 10-1
b)
0.195 x 102
c)
2 x 10-1
d)
1.95 x 101
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