I. Measurements

I-II.	Unit conversion

1. Make the following metric conversions: (keep in mind significant figures)

• (a) 0.074 kg to mg
  

  7.4 x 10¹ mg
  7.4 x 10^-8mg
  7.4 x 10⁴mg

• (b) 100.4 ^oF (Fahrenheit) to ^oC (Celsius)
  

  38.00^oC
  212.7^oC
  23.78^oC

• (c) 873.5 cm to mm
  

  8.735 x 10² mm
  8.735 x 10³ mm
  8.7 x 10³mm

(a)	2.34 kg = ______ g
(b)	1234 mg = ______ kg
(c)	34543 mm = ______ m
(d)	0.045 L = ______ mL

3. Perform the following unit conversion between the English and metric system:

(a)	22.54 in = ______ cm
(b)	2304 lb = ______ g
(c)	835 yd = ______ km
(d)	26.54 mi = ______ m

4. Determine the number of:

(a)	square meters (m2) in 1.00 square kilometer (km2)
(b)	square meter (m2) in 1.00 square mile (mi2)
(c)	cubic centimeters (cm3) in 1.00 cubic foot (ft3)
(d)	cubic nanometers (nm3) in 1.00 cubic millimeter (mm3)

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Rosamaría Fong, Instructor of Chemistry,
British Columbia Institute of Technology, Burnaby, B.C. Canada.

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Rosamaría Fong, Instructor of Chemistry
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