Significant figures
Unit Conversions
Scientific Notation
SI System
Density
100
How many Sig Figs. are in 1234
4
100
How many feet are in 16.7 inches
1.39
100
6 x 10^1
60
100
How many millimeters are there in one meter
1000
100
What is mass
the amount of matter that a body contains
200
How many Sig Figs. are in 1000
1
200
How many mm are in 0.123 m
123
200
4.8 X 10^0
4.8
200
How many liters are equivalent to 0.3 kiloliters
300
200
A student has a sample of aluminum that has a mass of 27 g and a volume of 10 cm3. What is the density of aluminum?
2.7 g/cm3
300
How Many Sig Figs. are in 0.023
2
300
How many degrees Celsius are in 315 K
42
300
2 x 10^5
200000
300
how many liters is seven hundred twenty centiliters
7.2 liters
300
The density of a substance is 4.0 g/cm3. If a sample of the substance has a volume of 25 cm3, then what is its mass?
100 g
400
How many Sig Figs. are in 1090.0010
8
400
How many feet are in 25 yards
8.3 yards
400
804 x 10^2
80400
400
How many millimeters are in 0.1 meters
100
400
You have a lead ball with a mass of 420 g. The density of lead is 10.5 g/cm3. What is the volume of the ball?
40 cm3
500
7.991 x 10^-10
4
500
How many centimeters are there in 1.23 x 10-6 kilometers
0.123cm
500
9 x 10^-7
0.0000009
500
Convert 40.0 μL to L. micro=10^-6
4,096,000,000
500
A loaf of bread has a mass of 500 g and volume of 2500 cm3. What is the density of the bread?
0.2 g/cm3
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