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Mobile App Chapter 1: Q58 E (page 66)
Write conversion factors (as ratios) for the number of:
(a) kilometers in 1 mile
(b) liters in 1 cubic foot
(c) grams in 1 ounce
Short Answer
(a) 1.6093 km/mile
(b) 28.317 L/\(f{t^3}\)
(c) 31.103 gm/oz
Step by step solution
Common conversion factor:
A unit conversion factor is a ratio of two equivalent amounts expressed in different measuring units.
Explanation for kilometers in 1 mile:
No. of miles in 1km = 0.62137mile so,
Conversion factor becomes
\(\frac{{1.6093km}}{{1mile}}\).
Explanation for liters in 1 cubic foot:
No. of liters in 1 ft3= 28.317L.
Conversion factor becomes
\(\frac{{28.317L}}{{1f{t^3}}}\)
explanation for grams in 1 ounce:
No. of gm in 1 oz = 31.103g.
Hence, conversion factor becomes
\(\frac{{31.103g}}{{1oz}}\)
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