Stoichiometry With rise in temperature, the solubility of ammonia in water at a fixed pressure Remains unchanged Increases Decreases Increases exponentially Remains unchanged Increases Decreases Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of a solution (not of a solid in a liquid), whose total volume is more than the sum of volumes of its components in their pure states, solubility is Independent of the temperature Decreased with the increase in pressure Increased with the increase in pressure Unchanged by the pressure change Independent of the temperature Decreased with the increase in pressure Increased with the increase in pressure Unchanged by the pressure change 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 630 880 380 760 630 880 380 760 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of Trouton's ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kis-tyakowsky equation is used for calculation of Trouton's ratio of __________ liquids. Neither A nor B Both A & B Polar Non-polar Neither A nor B Both A & B Polar Non-polar ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the Relative saturation Relative humidity None of these Percentage saturation Relative saturation Relative humidity None of these Percentage saturation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Sodium __________ has inverted solubility curve i.e. its solubility increases with the lowering of temperature. Thiosulphate Bisulphite Chloride Carbonate (monohydrate) Thiosulphate Bisulphite Chloride Carbonate (monohydrate) ANSWER DOWNLOAD EXAMIANS APP
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