If 2 moles of diatomic gas and 1 mole of monatomic gas are mixed, then the ratio of specific heats…

Q: If 2 moles of diatomic gas and 1 mole of monatomic gas are mixed, then the ratio of specific heats for the mixture is

(a) 7/3

(b) 5/4

(c) 19/13

(d) 15/19

Ans: (c)