Answers

2015-02-03T17:01:11+05:30
Let the mass of nitrogen be x
Given,14/3=x/9
so,x=14*3
      =42 g
0
2015-02-08T20:43:44+05:30
Mass of nitrogen=y
14/3=y/9
so.....14*3=y
y=42 g

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