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 Addition of a non-volatile solute to a pure solvent Both B and C Decreases its freezing point Increases its freezing point Increases its boiling point Both B and C Decreases its freezing point Increases its freezing point Increases its boiling point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 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 1.72 0.58 0.5 0.2 1.72 0.58 0.5 0.2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Volume percent for gases is equal to the Weight percent Mole percent Mole percent only for ideal gases Weight percent only for ideal gases Weight percent Mole percent Mole percent only for ideal gases Weight percent only for ideal gases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg. 80.38 79.62 78.51 80 80.38 79.62 78.51 80 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following has the smallest least effect on the solubility of a solute into the solvent? Temperature Nature of the solvent Pressure Nature of the solute Temperature Nature of the solvent Pressure Nature of the solute ANSWER DOWNLOAD EXAMIANS APP
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