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Chapter 1: Q35E (page 57)
Is a meter about an inch, a foot, a yard, or a mile?
A meter is about a yard.
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Question: Calculate the density of aluminum if 27.6 cm3 has a mass of 74.6 g.
What is the density of a liquid with a mass of 31.1415 g and a volume of 30.13 cm鲁?
Question: Make the conversion indicated in each of the following:
(a) the men鈥檚 world record long jump, 29 ft 4录 in., to meters
(b) the greatest depth of the ocean, about 6.5 mi, to kilometers
(c) the area of the state of Oregon, 96,981 mi2, to square kilometers
(d) the volume of 1 gill (exactly 4 oz) to milliliters
(e) the estimated volume of the oceans, 330,000,000 mi3, to cubic kilometers.
(f) the mass of a 3525-lb car to kilograms
(g) the mass of a 2.3-oz egg to grams
Question: In a recent Grand Prix, the winner completed the race with an average speed of 229.8 km/h. What was his speed in miles per hour, meters per second, and feet per second?
How does an atom differ from a molecule? In what ways are they similar?
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