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Chemistry, 23.06.2019 01:30
Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals
Answers: 1
Chemistry, 23.06.2019 10:30
When a chemist collects hydrogen gas over water, she ends up with a mixture of hydrogen and water vapor in her collecting bottle. if the pressure in the collecting bottle is 97.1 kilopascals and the vapor pressure of the water is 3.2 kilopascals, what is the partial pressure of the hydrogen?
Answers: 1
Cho phản ứng H2S (k) + 0.5O2(k) ↔ H2O (k) + S(r)
Để hiệu suất phản ứng tăng thì nồng độ của H2S như...
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