Stoichiometry A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c. 566 293 141.5 283 566 293 141.5 283 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 380 760 630 880 380 760 630 880 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With rise in pressure, the solubility of gases in solvent, at a fixed temperature Remains unchanged Increases Decreases linearly Decreases Remains unchanged Increases Decreases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of calorific value. 1 BTU/lb = 2.3 kcal/kg 1 kcal/m³ = 0.1124 BTU/ft³ 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg 1 BTU/lb = 2.3 kcal/kg 1 kcal/m³ = 0.1124 BTU/ft³ 1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³ 1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the Same elevation in boiling point None of these Elevation in boiling point in the ratio of their molecular weights Different elevation in boiling point Same elevation in boiling point None of these Elevation in boiling point in the ratio of their molecular weights Different elevation in boiling point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of the gas-law constant 'R' is 1.987 Both B & C Kcal/kg-mole.°K Kcal/kg-mole.°C Btu/lb-mole.°R Both B & C Kcal/kg-mole.°K Kcal/kg-mole.°C Btu/lb-mole.°R ANSWER DOWNLOAD EXAMIANS APP