N.T.P. corresponds to 760 mm Hg gauge pressure & 0°C 760 torr & 15°C 101.325 KPa gauge pressure & 0°C 1 atm.absolute pressure& 0°C TRUE ANSWER : ? YOUR ANSWER : ?
Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half, will result in __________ in the volume of the gas. No change L/4th reduction Doubling Four fold increase TRUE ANSWER : ? YOUR ANSWER : ?
Volume percent for gases is equal to the Mole percent only for ideal gases Mole percent Weight percent only for ideal gases Weight percent TRUE ANSWER : ? YOUR ANSWER : ?
__________ equation gives the effect of temperature on heat of reaction. Kirchoffs Antonie Kistyakowsky Maxwell's TRUE ANSWER : ? YOUR ANSWER : ?
The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be Basic Neutral More acidic Of the same acidity TRUE ANSWER : ? YOUR ANSWER : ?
Colligative properties of a dilute solution are those, which depend entirely upon the Constitution of the solute Number of solute molecules contained in a given volume of the solvent None of these Chemical composition of the solute TRUE ANSWER : ? YOUR ANSWER : ?
Degrees of freedom will be equal to the number of components for a system comprising of None of these Only soluble liquid components Partially miscible two liquid components system having two phases Two liquid components and one solute (soluble in both the liquids) TRUE ANSWER : ? YOUR ANSWER : ?
With rise in temperature, the solubility of ammonia in water at a fixed pressure Increases exponentially Increases Decreases Remains unchanged TRUE ANSWER : ? YOUR ANSWER : ?
Pure oxygen is mixed with air to produce an enriched air containing 50 volume % of oxygen. The ratio of moles of air to oxygen used is 0.58 0.2 0.5 1.72 TRUE ANSWER : ? YOUR ANSWER : ?
Sodium __________ has inverted solubility curve i.e. its solubility increases with the lowering of temperature. Carbonate (monohydrate) Chloride Thiosulphate Bisulphite TRUE ANSWER : ? YOUR ANSWER : ?