Question

no reacts with o2 to give No2 the mass of oxygen needed to give 23g of No2 is
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Answer 1

Answer:

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Answer 2

Answer:

2NO+O2⟶2NO2                  O2=32g;NO=30g;NO2=46g

2 moles  1 mole   2 moles

  60g       32g        92g

100g of NO2=46100=2.17 moles

Mass of O2 consumed= 92100×32=34.78g