Stoichiometry For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction) Δ H >ΔH Δ H >ΔH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A solution with reasonably permanent pH is called a/an __________ solution. Non-ideal Ideal Buffer Colloidal Non-ideal Ideal Buffer Colloidal ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A rigid vessel containing three moles of nitrogen gas at 30°C is heated to 250°C. Assume the average capacities of nitrogen to be Cp = 29.1 J/mole.°C and, Cv = 20.8 J/mole.°C. The heat required, neglecting the heat capacity of the vessel, is 4576 J 12712 J 19206 J 13728 J 4576 J 12712 J 19206 J 13728 J ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour Measures the depression in freezing point Is not dependent on the temperature Is a function of the liquid phase composition Measures the elevation in boiling point Measures the depression in freezing point Is not dependent on the temperature Is a function of the liquid phase composition Measures the elevation in boiling point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of heat transfer rate. 1 kcal/hr= 1.163 Watt 1 Watt = 1.163 kcal/hr 1 BTU/ft².hr = 2.712 kcal/m².hr 1 kcal/m².hr = 0.3687 BTU/ft².hr = 1.163 Watt/m² 1 kcal/hr= 1.163 Watt 1 Watt = 1.163 kcal/hr 1 BTU/ft².hr = 2.712 kcal/m².hr 1 kcal/m².hr = 0.3687 BTU/ft².hr = 1.163 Watt/m² ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If 1 Nm³ of O₂ contains 'N' number of molecules, then number of molecules in 2Nm³ of SO₂ will be 2N N/2 N 4N 2N N/2 N 4N ANSWER DOWNLOAD EXAMIANS APP
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