Exam preparation MCQs with answers

Practice Pakistan's most useful MCQs for competitive exams

Prepare for NTS, PPSC, FPSC and subject-wise tests with fresh multiple choice questions, clear options and quick answer reveal.

Latest MCQs

Gibbs-Duhem equation_____________________?
  • (A)  States that n1dμ1 + n2dμ2 + ….njdμj = 0, for a system of definite composition at constant temperature and pressure
  • (B)  Applies only to binary systems
  • (C)  Finds no application in gas-liquid equilibria involved in distillation
  • (D)  None of these