dalienke dalienke

08-06-2020
Chemistry

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how many moles of hydrogen will react with 40g oxygen

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gilbertazavedo72 gilbertazavedo72

08-06-2020

Answer: 2.5 moles

2H2 + O2 = 2H2O

This implies that 2 moles of oxygen is needed to react with one mole of oxygen to form 2 moles of water

It also implies that

2 moles of hydrogen requires 32 grams of oxygen

? moles of hydrogen would require 40 g of oxygen

2 x 40/32 = 2.5 moles

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