MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryGaseous stateDalton's law of partial pressure
3.2 g of oxygen (At. wt. = 16) and 0.2 g of hydrogen (At. wt. = 1) are placed in a 1.12 litre flask at 0ºC. The total pressure of the gas mixture will be
A.1 atm
B.4 atm✓ Correct
C.3 atm
D.2 atm
Explanation
2 2 0.2 0.1 2 3.2 0.1 32 H O n n 0.2 0.0821 273 4.00 1.12 nRT P atm V