Two vessels separately contain two ideal gases A and B at the same temperature, pressure of A being twice that of B. Under such conditions, the density of A is found to be 1.5 times the density of B . The ratio of molecular weights of A and

Question

Two vessels separately contain two ideal gases A and B at the same temperature, pressure of A being twice that of B. Under such conditions, the density of A is found to be 1.5 times the density of B . The ratio of molecular weights of A and B is

Quantrex Academy · Accepted Answer

Correct answer: C. 3: 4

For an ideal gas, PV = RT and M = V array ll & P M =R T & P_A M_A _A = P_B M_B _B array M_A M_B = _A _B P_B P_A = 3 2 1 2 = 3 4

Two vessels separately contain two ideal gases A and B at the same temperature, pressure of A being twice that of B. Under such conditions, the density of A is found to be 1.5 times the density of B . The ratio of molecular weights of A and B is

Options

Correct answer

Step-by-step solution

More from Thermodynamics