Question

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

Answer 1

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sorry

Answer 2

Answer:

the mass of oxygen gas as 12 grams. Molar mass = 2×16 = 32 grams.

20g of water =20/18=1. 11 mole.

mass of 1 mole of carbon dioxide is 44 grams. Thus, 22 grams of carbon dioxide are equal to 0.5 mole.