【Daily Question No. 021】2018.01.21

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【Daily Question No. 021】January 21, 2018: Which of the following statements is correct? （ ） A. When the temperature of a certain mass of gas remains constant and the pressure increases, its volume also increases. B. When a certain mass of gas is compressed, its pressure does not necessarily increase. C. Gas pressure is generated by the repulsive forces between gas molecules. D. In a state of weightlessness, the gas inside a sealed container exerts no pressure on the container walls. Due to the volume limits for the Daily Question section, the Daily Image has been moved to the Registered Devices section; everyone can access it through the directory I posted. For management purposes, if you need to view content from a few days ago, please go through the summary post below. 2018 Chemical Engineering Technology Training – Daily Question Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1888971
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