If n_A and n_Brepresent the number of moles of components A and B, the – InterviewSolution

1.	If n_A and n_Brepresent the number of moles of components A and B, the mole fraction of A(x_A) is given by
Answer» `n_A//n_B` `n_B // n_A` `n_A // n_A + n_B` `n_A + n_B // n_A` ANSWER :C

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