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2 answers

(CH3)2 = (12 + 1 + 1 + 1 )*2 = 30
N2 = 14*2 = 28
O = 16

30+28+16=74 g

=)

2006-10-11 17:27:40 · answer #1 · answered by flossie116 4 · 0 0

74/(6.023 x 10^23) g

2006-10-12 00:42:18 · answer #2 · answered by ag_iitkgp 7 · 0 0

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