PhysicsMedium251×since 2002Q7321Two moles a monoatomic gas is mixed with six moles of a diatomic gas. The molar specific heat of the mixture at constant volume is :A32R\frac{3}{2} \mathrm{R}23RB74R\frac{7}{4} \mathrm{R}47RC52R\frac{5}{2} \mathrm{R}25RD94R\frac{9}{4} \mathrm{R}49RCheck answerSkip