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1) Determine the mass of a piece of magnesium which formed the 29.1ml of hydrogen gas which is collected over the water at pressure of 749 torr and at 22.5 Celsius when dissolved in excess hydrochloric acid?

2) Determine the number of moles of hydrogen is present in 38.6ml of H collected over water at a pressure of 748torr and at 25.0 Celsius?

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Category:- Chemistry
Reference No.:- M91121706

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