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Physics, 28.10.2019 14:45 RoseTheShadowHunter

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phyc-121-lec-1912
week 13-14: thermal physics and energy in thermal process
how much heat energy must be removed from 100 g of oxygen at 24°c to liquefy it at -183°c? (the specific heat of
oxygen gas is 0.218 cal/g.°c, and its heat of vaporization is 50.9 cal/g.)
select one:
a. 14,400 cal
o
b. 19,200 cal
c. 9,600 cal
d. 2.400 cal
. 4,800 cal​

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