Question

24 g of carbon react with some oxygen to make 88 grams of carbon dioxide . find out how much oxygen must have been used

Answer 1

Explanation:

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Answer 2

Answer:64 g

Explanation:

C + O2------->CO2

n=given mass/molar mass

=24/12

=2 moles

2 moles of O2 is required for the given reaction

Therefore,

m=n × M

=2×32

=64 g