Stoichiometry At what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant? 273°C 273°K 200°C 100°C 273°C 273°K 200°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. 4 43834 43832 √2 4 43834 43832 √2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be -136.5°C -136.5°K 0°C 0°K -136.5°C -136.5°K 0°C 0°K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is 100°C Greater than 80.1°C but less than 100°C 80.1°C Less than 80.1°C 100°C Greater than 80.1°C but less than 100°C 80.1°C Less than 80.1°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively? 780.5 756.2 801.5 880.5 780.5 756.2 801.5 880.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 x __________ 1020 1019 1026 1023 1020 1019 1026 1023 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS