Stoichiometry For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction) >ΔH Δ H >ΔH Δ H ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The evaporation of aqueous solution of sugar causes its molarity to Either A or B; depends on the concentration of the solution. increase. Remain unchanged. Decrease. Either A or B; depends on the concentration of the solution. increase. Remain unchanged. Decrease. ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Roult's law is obeyed by a __________ solution. Molar None of these Saturated Normal Molar None of these Saturated Normal ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The effect of pressure on the heat capacity of the gases __________ is negligible. Both A & B At pressure below one atmosphere Below the critical temperature Neither A nor B Both A & B At pressure below one atmosphere Below the critical temperature Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The temperature of a gas in a closed container is 27° C. If the temperature of the gas is incresed to 300° C, then the pressure exerted is Halved Doubled Trebled Unpredictable Halved Doubled Trebled Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of heat transfer co-efficient. 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 kcal/m².hr.°K = 1.163 W/m².°C 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C 1 W/m² . °C = 0.1761 BTU/ft².hr.°F 1 kcal/m².hr.°K = 1.163 W/m².°C 1 kcal/m².hr.°C = 0.2048 BTU/ft².hr. °F. = 1.163 W/m².°K 1 BTU/ft².hr.°F = 4.88 kcal/m².hr.°C = 20.44 kJ/m².hr°C = 5.678 W/m².°C ANSWER DOWNLOAD EXAMIANS APP
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