One gram mol of helium at 27C is mixed with three gram moles of oxygen at 127C at constant pressure.If there is no exchange of heat with the atmosphere then the final temperature will be

4 moles of an ideal gas is at 0^(@) C . At constant pressure it is heated to double its volume, then its final temperature will be

M gram of ice at 0^@ C is mixed with 3 M gram of water at 80^@ C then the final temperature is.

10 grams of stream at 100^@ C is mixed with 50 gm of ice at 0^@ C then final temperature is

50 gram of ice at 0^(@) C is mixed with 50 gram of water at 60^(@)C , final temperature of mixture will be :-

250 litre of an ideal gas is heated at constant pressure from 27^(@)C such that its volume becomes 500 litre . The final temperature is

Half a mole of helium at 27 °C and at a pressure of 2 atmosphere is mixed with 1.5 mole of N_2 at 77 °C and at a pressure of 5 atmosphere so that the volume of the mixture is equal to the sum of their initial volumes. If the temperature of the mixture is 69 °C, then its pressure, in atmospheres, is

An ideal gas has volume V_(0) at . 27^(@)C It is heated at constant pressure so that its volume becomes . 2V_(0). The final temperature is

One mole of oxygen is heated at constant pressure starting at 0^(@)C . How much heat energy must be added to the gas to double its volume ?

A gas at temperature 270^(0)C and pressure 30 atmosphere is allowed to expand to one atmospheric pressure. If the volume, the final temerpature becomes