Stoichiometry Na₂SO₄. 10H₂O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na₂SO₄. The final concentration of the solute in the solution is 10%. The weight of crystals is 32.2 20 58.65 45.35 32.2 20 58.65 45.35 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The pressure of 'V' litres of a dry gas is increased from 1 to 2 kgf/cm² at a constant temperature. The new volume will become V/4 2V V/2 V² V/4 2V V/2 V² ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute. Increase Remain unchanged None of these Decrease Increase Remain unchanged None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be 2M M/2 M/4 M 2M M/2 M/4 M ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Internal energy of a substance comprises of the __________ energy. Vibrational Translational Rotational All of these Vibrational Translational Rotational All of these 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? 756.2 780.5 880.5 801.5 756.2 780.5 880.5 801.5 ANSWER DOWNLOAD EXAMIANS APP
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