Stoichiometry If the pH value of a solution changes by one unit, it implies that hydrogen ion concentration in the solution will change __________ times. 10 100 20 70 10 100 20 70 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 X1/x2 X2/x1 1/x2 1 - (x1/x2) X1/x2 X2/x1 1/x2 1 - (x1/x2) 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. None of these Raoult's Henry's Amgat's None of these Raoult's Henry's Amgat's ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality? Fugacity co-efficient Activity co-efficient Use of equation of state None of these Fugacity co-efficient Activity co-efficient Use of equation of state None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Concentration of a solution expressed in terms of __________ is independent of temperature. Molarity Molality Normality None of these Molarity Molality Normality None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor. Saturated None of these Supersaturated Superheated Saturated None of these Supersaturated Superheated ANSWER DOWNLOAD EXAMIANS APP
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