Stoichiometry For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to 1 < 1 > 1 1 < 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry During a phase change process like sublimation, vaporisation, melting etc., the specific __________ does not change. Gibbs free energy Entropy Internal energy Enthalpy Gibbs free energy Entropy Internal energy Enthalpy ANSWER DOWNLOAD EXAMIANS APP
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 1 - (x1/x2) 1/x2 X2/x1 X1/x2 1 - (x1/x2) 1/x2 X2/x1 X1/x2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One micron is equal to __________ cm. 44108 44106 44110 44112 44108 44106 44110 44112 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction) Δ H >ΔH Δ H >ΔH 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 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 ANSWER DOWNLOAD EXAMIANS APP
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