Critical temperature for `CO_2` and `CH_4` are `30.98^@C` and `-81.9^@C` respectively. Which of these has stronger intermolecular forces. Why?

Critical temperatures of ammonia and CO_2 are 405.5K and 304K respectively. On cooling these gases from 500K, which gas will liquify first?

The critical temperature and pressure of CO_(2) gas are 304.2 K and 72.9 atm respectively. What is the radius of CO_(2) molecule assuming it to behave as vander Waal's gas

The enthalpies of combustion of 'CH_4' and 'C_6 H_6' are '-890.3' and '-1559.7 kJmol^(-1)' respectively. Which of the two has greater efficiency of fuel per gram 2 .

The boiling point of C_6H_6, C_6H_5NH_2, CH_3OH and C_6H_5NO_2, are 80^@C, 184^@C, 65^@C and 212^@C respectively. Which has higher vapour pressure at room temperature

If the dissociation energies of 'CH_4' and 'C_2 H_6' are 360 and '620 kcal/ mol' respectively, then the bond energy of 'C -C' bond is

For first order parallel reactions k_(1) and k_(2) are 4 and 2 min^(- 1) respectively at 300 K.. If the activation energies for the formation of B and C are respectively 30,000 and 38,314 joule/mol respectively. The temperature at which B and C will be obtained in equimolar ratio is: