Chemistry, 03.03.2021 01:10 anthony983
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Chemistry, 23.06.2019 02:00
Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium
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Chemistry, 23.06.2019 07:00
Scuba divers use tanks of compressed air to them breathe. gases can be compressed because?
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Chemistry, 23.06.2019 11:50
Charles's law describes the relationship of the volume and temperature of gas at a constant mass and pressure. according to this law, what would happen to the temperature of the gas if its volume decreased from 1.0 l to 0.50 l?
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Chemistry, 23.06.2019 13:30
How many ammonium ions and how many sulfate ions are present in a 0.270 mol sample of ?
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