Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. 4 43832 43834 √2 4 43832 43834 √2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The crystallisation of a solute from a solution may be done by All of these Change of temperature thereby causing supersaturation Removal of pure solvent by evaporation Changing the nature of the system by the addition of a more soluble material All of these Change of temperature thereby causing supersaturation Removal of pure solvent by evaporation Changing the nature of the system by the addition of a more soluble material ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry pH value of H₂SO₄ (5% concentration) is > 7 5 < 7 7 > 7 5 < 7 7 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface. This statement pertaining to the solubility of gases in liquid is the __________ law. Raoult's Henry's None of these Amgat's Raoult's Henry's None of these Amgat's ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes. This is the __________ law. Amgat's GayLussac's Dalton's Avogadro's Amgat's GayLussac's Dalton's Avogadro's ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of transition is the heat evolved or absorbed, when a substance is converted from Vapor to liquid One allotropic form to another allotropic form Solid to liquid Vapor to solid Vapor to liquid One allotropic form to another allotropic form Solid to liquid Vapor to solid ANSWER DOWNLOAD EXAMIANS APP
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