Chemistry, 13.07.2021 02:20 jeremiahharrisjr
A piece of calcium metal was reacted with excess dilute acid to produce hydrogen gas. The gas was collected at SLC. If 4.58g of calcium reacted, what volume of hydrogen gas will be collected?
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How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml
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Chemistry, 22.06.2019 15:30
The identities of substances are the same before and after which type of change
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A piece of calcium metal was reacted with excess dilute acid to produce hydrogen gas. The gas was co...
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