Question

b) Convert into mole

i) 12 g of oxygen gas​

Answer 1

Answer:

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Explanation:

Molecular weight of oxygen in grams = 32 g of oxygen= one mole of oxygen gas

Thus, 12 g of oxygen=321×12=0.375 moles

Answer 2

Explanation:

Molecular weight of oxygen in grams = 32 g of oxygen= one mole of oxygen gas

Thus, 12 g of oxygen=

32

1

×12=0.375 moles