Question

ension
Avessel of 25 L contains 20 g of ideal gas X at 300K The pressure exerted by the gas is 1 mm 209
deal gas Y is added to the vessel keeping the same temperature. Total pressure became Jam UD
Tunter addition of 20 g ideal gas Z the pressure became 7 atm Answer the following questions
local gas equation is applicable on mixture of ideal gases) [Take, R = 1/12 Lam /mol K
Find the molar mass of gas X
(A) 209
(B) 10 g
(C) 30 g
(D) 5 g
identify the correct statement(s)
Gas Y is lighter than gas X
A Gas Z is lighter than gas Y
(A) I only
(8) ll only
(C) Both | and 11
Find the average molar mass of the mixture of gases X Y and Z
(A) 40/7
(B) 50/7
(C) 20
(D) None of the statements
(D) 60\7​

Answer 1

Answer:

a10g B 1 only

Explanation:

C 60/ 7

that will be the answer