Convert into mole. (a) 12 g of oxygen gas (b) 20 g of water (c) 22 g of carbon dioxide

To convert the given masses into moles, we use the formula:

mole formula

So, the conversions are:

  • (a) 12 g of oxygen gas = 0.375 moles
  • (b) 20 g of water = 1.111 moles
  • (c) 22 g of carbon dioxide = 0.5 moles

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