Stoichiometry At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be 12 6 8 10 12 6 8 10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 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. Doubling Four fold increase L/4th reduction No change Doubling Four fold increase L/4th reduction No change ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Othmer chart is useful in estimating the heat of Adsorption Wetting None of these Mixing Adsorption Wetting None of these Mixing ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Real gases approach ideal behaviour at High pressure & low temperature Low pressure & low temperature High pressure & high temperature Low pressure & high temperature High pressure & low temperature Low pressure & low temperature High pressure & high temperature Low pressure & high temperature 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 Increased with the increase in pressure Independent of the temperature Unchanged by the pressure change Decreased with the increase in pressure Increased with the increase in pressure Independent of the temperature Unchanged by the pressure change Decreased with the increase in pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The crystallisation of a solute from a solution may be done by Change of temperature thereby causing supersaturation Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation All of these Change of temperature thereby causing supersaturation Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation All of these ANSWER DOWNLOAD EXAMIANS APP
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