Physics, 09.08.2019 17:10 Alex9089435028
Amixture of the gases n2, o2, and he has a total pressure of 760 mm hg. if the partial pressure of n2 is 90 mm hg and of o2 is 270 mm hg, what is the partial pressure of he?
Answers: 1
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Apiano tuner uses a tuner to create a tone of 5.00 x 10² hz. when a key on the piano is struck he hears 5 beats per second. what is a possible frequency of vibration for the piano string? 2500 hz 1300 hz 605 hz 495 hz
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Amixture of the gases n2, o2, and he has a total pressure of 760 mm hg. if the partial pressure of n...
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