How many molecules are there in 14g of nitrogen... - WAEC Chemistry 1990 Question
How many molecules are there in 14g of nitrogen gas at s.t.p? (n = 14, Avogadro Number = 6. 0 x 1023 mol-1)
A
1.2 x 10 23
B
3.0 x 1023
C
6.0 x1023
D
1.2 x 1024
correct option: c
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