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WorksheetsMathematics for Chemistry - II
Total questions: 10
Worksheet time: 3hrs 30mins
Name
Class
Date
1.
How many ng are there in 5.2 mg?
a)
5.2 x 10-6 ng
b)
5.2 x 106 ng
c)
52 x 106 ng
d)
0.52 x 106 ng
2.
How many millimeters are there in 4.3 kilometers?
a)
4.3 x 10-6 mm
b)
43 x 106 mm
c)
4.3 x 106 mm
d)
4.3 x 105 mm
3.
4.18 x 106 centimeters to kilometers
a)
4.18 x 102 Km
b)
4.18 x 10-5 Km
c)
4.18 x 10-1 Km
d)
4.18 x 101 Km
4.
45.0 micrograms to nanograms
a)
4.5 x 103 ng
b)
4.5 x 104 ng
c)
45 x 104 ng
d)
4.5 x 10-4 ng
5.
5000 cm3 to ml
a)
500 ml
b)
0.005 ml
c)
0.0005 ml
d)
5000 ml
6.
5000 cm3 to dm3
a)
50 dm3
b)
0.5 dm3
c)
500 dm3
d)
5.0 dm3
7.
4 m3 to cm3
a)
4.0 x 10-6 cm3
b)
4.0 x 106 cm3
c)
40 x 106 cm3
d)
0.4 x 106 cm3
8.
4 m3 to dm3
a)
4000 dm3
b)
40 dm3
c)
400 dm3
d)
4 dm3
9.
0.125 dm3 to cm3
a)
12.5 cm3
b)
1.25 cm3
c)
125 cm3
d)
1250 cm3
10.
What is the answer when (2.1 x 104) (4.0 x 10-2)?
a)
8.4 x 102
b)
8.4 x 10-2
c)
8.4
d)
84 x 10-2
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