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AIIMS2018ChemistryStates of Matter

Two separate bulbs contain gas A and gas B . The density of gas A is twice as that of B . The molecular mass of A is half as that of B . If temperature is constant, the ratio of the pressure of A and B is

Options

  1. A1: 1
  2. B1: 2
  3. C4: 1
  4. D2: 1

Correct answer

C. 4: 1

Step-by-step solution

aligned & d= P M R T & Given : d_A d_B =2, M_A M_B = 1 2 & d_A d_B = P_A M_A R T R T P_B M_B =2 P_A P_B M_A M_B =2 & P_A P_B 1 2 =2 P_A P_B =4: 1 aligned

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