Chemistry, 27.03.2021 05:10 mduncan840
Cool air at 293K is forced into a hot-air balloon with an operating volume of
2500 L using a fan. If the air in the hot-air balloon reaches a maximum operating
temperature of 393K, what volume of air at must be forced into the balloon to fill
the balloon to its operating volume of 2500 L ?
Answers: 3
Chemistry, 22.06.2019 14:40
Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d
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Chemistry, 22.06.2019 14:50
How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.
Answers: 1
Cool air at 293K is forced into a hot-air balloon with an operating volume of
2500 L using a fan. I...
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