Download Conversion Units Mass Volume

Matter & Units (CP Chem-Macke)
Conversion Problem Set #1
Conversion Units
Length
1 cm = 0.3937 inches
1 m = 3.2808 feet
1 km = 0.6214 miles
1 yd = 3 feet
1 furlong = 660 feet
Mass
1 metric ton = 1 Mg
1 pound (lb) = 0.436 kg
1 Carat = 0.2 g
1 pound (lb) = 256 Drams
Area
1 acre = 43,560 ft2
Volume
1 ounce = 0.0625 pints
1 ounce = 29.575 ml
1 pint = 0.125 gallons
2 pints = 1 quart
1 cord = 4.74 yd3
1 mL = 1 cm3 (cc)
(Use the Factor Label and the conversions above to solve the problems below)
1. 25 feet equals how many centimeters?
2. How many milliters are equivalent to 2.0 pints?
3. Sixteen students each take 25 cc of nitric acid from a stock bottle holding one quart of nitric acid.
How much acid remains?
4. A service station attendant sells 1.5 liters of gasoline to each of four chemistry students. If this
gasoline was taken from a 50 gallon container, how much gasoline remains in the tank?
5. Twelve samples of cuprite, weighing 30.0 g each, are taken from a one pound bottle. How many
grams of cupric sulfate are left?
6. A one liter bottle of carbon tetrachloride is used to fill a number of vials containing one-eighth of a
pint each. If 305 ml of carbon tetrachloride remain when all the vials are filled, how many vials were
filled?
Matter & Units (CP Chem-Macke)
SCIENTIFIC NOTATION REVIEW
Convert the following into correct scientific notation
1) 0.00045
2) 120,000,000
3) 5.4348
4) 1090.02
Convert the following numbers in scientific notation to decimal form
1) 1.2 X 103
2) 4.55 X 10-4
3) 4.2 X 1010
2) 3.01 X 100
Put the following numbers into correct scientific notation
1) 0.02 X 10-3
2) 4554 X 104
3) 0.00004 X 104
4) 30,000 X 10-8
USE YOUR CALCULATOR TO SOLVE THE FOLLOWING;
1)
(3 X 10-34 ) x (6 X 1023)
9 x 10 –15
2) (2.3 X 102) + (1.0 X 101) =
(1.8 X 10-4) / (3 X 103)
7)
(2.0 X 10-6) (4.0 X 1018) =
(6.0 X 102) / (8.0 X 10-21)