Stoichiometry The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour Is a function of the liquid phase composition Measures the depression in freezing point Measures the elevation in boiling point Is not dependent on the temperature Is a function of the liquid phase composition Measures the depression in freezing point Measures the elevation in boiling point Is not dependent on the temperature ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is followed by an ideal solution ? Trouton's rule Raoult's law Amgat's law Boyle's law Trouton's rule Raoult's law Amgat's law Boyle's law ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Raoult's law is not applicable to the Both B & C Concentrated solutions Solutes which dissociate or associate in the particular solution Solutions containing non-volatile solute Both B & C Concentrated solutions Solutes which dissociate or associate in the particular solution Solutions containing non-volatile solute ANSWER DOWNLOAD EXAMIANS APP
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? 200°C 273°K 100°C 273°C 200°C 273°K 100°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the State of aggregation & the state of combination at the beginning & the end of the reaction Temperature & pressure None of these Number of intermediate chemical reactions involved State of aggregation & the state of combination at the beginning & the end of the reaction Temperature & pressure None of these Number of intermediate chemical reactions involved 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? 880.5 801.5 756.2 780.5 880.5 801.5 756.2 780.5 ANSWER DOWNLOAD EXAMIANS APP
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