Stoichiometry A very dilute solution is prepared by dissolving 'x1' mole of solute in 'x2' mole of a solvent. The mole fraction of solute is approximately equal to X2/x1 1 - (x1/x2) 1/x2 X1/x2 X2/x1 1 - (x1/x2) 1/x2 X1/x2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a unit of length? Fermi Parsec Angstrom Barn Fermi Parsec Angstrom Barn ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Raoult's law is not applicable to the Solutes which dissociate or associate in the particular solution Concentrated solutions Both B & C Solutions containing non-volatile solute Solutes which dissociate or associate in the particular solution Concentrated solutions Both B & C Solutions containing non-volatile solute ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 2 litres of nitrogen at N.T.P. weighs __________ gms. 2.5 28 1.25 14 2.5 28 1.25 14 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. Both A & B Neither A nor B Polar Non-polar Both A & B Neither A nor B Polar Non-polar ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Two solutions A₁ and A₂ have pH value of 2 and 6 respectively. It implies that the solution Both A & C A₁ is highly acidic A₁ is very slightly acidic A₁ is more alkaline than solution A₂ Both A & C A₁ is highly acidic A₁ is very slightly acidic A₁ is more alkaline than solution A₂ ANSWER DOWNLOAD EXAMIANS APP
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