An open flaskh has Helium gas at 2 atm and 327^@C. The flask is heated to 527^@C at the same pressure. The fraction of original gas remaining in the flask is

An open flaskh has Helium gas at 2 atm and 327^@C. The flask is heated

1.	An open flaskh has Helium gas at 2 atm and 327^@C. The flask is heated to 527^@C at the same pressure. The fraction of original gas remaining in the flask is
Answer» `3//4` `1//4` `1//2` `2//5` ANSWER :A