Calculate difference in specific heats for `1` gram of air at `N.T.P`. Given density of air at N.T.P. is `1.293 g litre^(-1), j=4.2xx10^(7)" erg "cal^(-1)`.

Calculate the r.m.s. velocity of air molecules at S.T.P. Given density of air at S.T.P. is 1.296 kg m^(-3) .

Calculate the value of c_(v) for air, given that c_(p) = 0.23 calorie g^(-1)K^(-1) . Density of the air at S.T.P. is 1.293 g litre ^(-1) and J = 4.2 xx 10^(7) erg calorie ^(-1) .

Calculate the two specific heats of nitrogen from the following data : gamma = c_(p)//c_(v) = 1.51 density of nitrogen at N.T.P = 1.234 g litre ^(-1) and J = 4.2 xx 10^(7) erg cal^(-1) .

Calculate the difference between the two principal specific heats of 2 gram of hilium gas at S.T.P. Given atomic weight of hilium = 4 and J =4.186 J cal^(-1) and R = 8.31 J mol^(-1)K^(-1) .

Calculate the r.m.s velocity of air molecules at S.T.P. Density of air at S.T.P. is 1.29 kg m^(-3)

Calculate the difference between two specific heats of 1 g of nitrogen. Given molecular weight of nitrogen = 28 and J = 4.2 times 10^7 erg cal^-1 .

Calculate the difference between the two principal specific heats of 1g of helium gas at S.T.P. Given atomic weight of helium = 4 and J = 4.186 J cal^(-1) and R = 8.31 J mol^(-1)K^(-1) .

Calculate the difference between the two principal specific heats of 1g of helium gas at S.T.P. Given atomic weight of helium = 4 and J = 4.186 J cal^(-1) and R = 8.31 J mol^(-1)K^(-1) .