Chemistry
AdoraranaHeetriale
2015-11-03 23:04:54
astronauts brought back 500 lb rock samples from the moon. how many kilograms did they bring back (1 kg = 2.20 lbs)
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Fcal
2015-11-03 23:10:23

Astronauts brought back 500 lb of rock samples from the moon. How many kilograms did they bring back? (1 kg = 2.20 lb) A. 500 kg B. 1,100 kg C. 498 kg D. 227 kg I believe it is D.

zeamaes
2015-11-03 23:11:38

500÷2.20=227.2727273kg

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