Q.19 Calculate the mass of the
2 31ch
following a) 2 molecules of water
b) 2 moles of carbon dioxide
O b
(a) a. 36/Na b. 88 gram
O
(b) a. 12/Na b. 24 gram
O (c) a. 18 / Na b. 44 gram
O (d) a. 36 b. 22 gram
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