Stoichiometry Addition of a non-volatile solute to a solvent produces a __________ in its solvent. Vapor pressure lowering Boiling point depression All of these Freezing point elevation Vapor pressure lowering Boiling point depression All of these Freezing point elevation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is 880 760 380 630 880 760 380 630 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of thermal conductivity. 1 BTU/ft².hr.°F/ft = 1.488 kcal/m². hr.°C/m 1 BTU/ft².hr.°F/inch = 1.488 kcal/m². hr.°C/m 1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K 1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F 1 BTU/ft².hr.°F/ft = 1.488 kcal/m². hr.°C/m 1 BTU/ft².hr.°F/inch = 1.488 kcal/m². hr.°C/m 1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K 1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F 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 M M/4 2M M/2 M M/4 2M M/2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to Decrease in mean free path Increased collision rate among molecules Increase in molecular attraction Increase in average molecular speed Decrease in mean free path Increased collision rate among molecules Increase in molecular attraction Increase in average molecular speed ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Size range of the colloidals particles is 5 - 200 milli-microns 500 - 1000 microns 10 - 50 Angstrom 50 - 200 microns 5 - 200 milli-microns 500 - 1000 microns 10 - 50 Angstrom 50 - 200 microns ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS