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 80.1°C Greater than 80.1°C but less than 100°C Less than 80.1°C 100°C 80.1°C Greater than 80.1°C but less than 100°C Less than 80.1°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 None of these Temperature & pressure Number of intermediate chemical reactions involved State of aggregation & the state of combination at the beginning & the end of the reaction None of these Temperature & pressure Number of intermediate chemical reactions involved ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Size range of the colloidals particles is 10 - 50 Angstrom 500 - 1000 microns 5 - 200 milli-microns 50 - 200 microns 10 - 50 Angstrom 500 - 1000 microns 5 - 200 milli-microns 50 - 200 microns ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of reaction is a function of the Temperature Neither (a) nor (b) Both(a)&(b) Pressure Temperature Neither (a) nor (b) Both(a)&(b) Pressure 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 12712 J 4576 J 13728 J 19206 J 12712 J 4576 J 13728 J 19206 J ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is insensitive to changes in pressure? Melting point Heat of vaporisation Heat of fusion Both B & C Melting point Heat of vaporisation Heat of fusion Both B & C ANSWER DOWNLOAD EXAMIANS APP
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