Which of these measurements could be the pressure of a gas?
O 725K
725 mmHg
725 gr...
Answers: 1
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Which position represents spring in the southern hemisphere? a) b) c) d)
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An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
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The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
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The first supersonic flight was in 1947. it was just above the speed of sound. which altitude would you expect captain yeager to have used for his flight
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