Agas mixture contains 0.150 mol of o2 gas, 0.116 mol of n2 gas, and 0.211 mol of ar gas in a 0.500 l flask at 298 k. what is the partial pressure of n2 the mixture?

Walt Whitman was agreat poet and was born on 1819
  The lines from Walt Whitman's “I Hear America Singing” that  describes a unified America are
I hear America singing, the varied carols I hear
The option A is correct because the poet is talking about varied that means more than one or diverse so in these lines he describe the America as unified nation
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