Which of the following is/are correct? (I) If liquid "kryptonite"(from Superman's home planet), wilth a denisty twice that of mercury is used in a barometer on earth, one standard atmosphere of pressure would sport a column of mercury 380 mm in height. II. At constant volume and number of moles of gas, the pressure exhibited by an ideal gas is directly proportional to its absolute temperature. III At standard temperature and pressure (STP), the volume of a mixture of gases containing 0.400 mole H_(2), 0.600 mole N_(2) and 1.00 mole of O_(2) is 44.8L and the mole fraction of N_(2) is 0.300.

Which of the following is/are correct? (I) If liquid "kryptonite"(fro

1.	Which of the following is/are correct? (I) If liquid "kryptonite"(from Superman's home planet), wilth a denisty twice that of mercury is used in a barometer on earth, one standard atmosphere of pressure would sport a column of mercury 380 mm in height. II. At constant volume and number of moles of gas, the pressure exhibited by an ideal gas is directly proportional to its absolute temperature. III At standard temperature and pressure (STP), the volume of a mixture of gases containing 0.400 mole H_(2), 0.600 mole N_(2) and 1.00 mole of O_(2) is 44.8L and the mole fraction of N_(2) is 0.300.
Answer» Only II Only III II and III All are correct Answer :D