Stoichiometry Heat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 x10⁻³ T, where, Cp is in J/mole.K and T is in K. The heat given off by 1 mole of air when cooled at atmospheric pressure from 500°C to - 100°C is 10.73 kJ 16.15 kJ 18.11 kJ 18.33 kJ 10.73 kJ 16.15 kJ 18.11 kJ 18.33 kJ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The temperature of a gas in a closed container is 27° C. If the temperature of the gas is incresed to 300° C, then the pressure exerted is Trebled Unpredictable Doubled Halved Trebled Unpredictable Doubled Halved ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Refluxing of part of the distillate in a fractionating column is a 'recycling operation', aimed primarily at Yield enhancement None of these Product enrichment Heat conservation Yield enhancement None of these Product enrichment Heat conservation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A solution is made by dissolving 1 kilo mole of solute in 2000 kg of solvent. The molality of the solution is 0.5 2 1 0.5 0.5 2 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The osmotic pressure of a solution increases, if its __________ is decreased. Solute concentration Temperature Volume None of these Solute concentration Temperature Volume None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of reaction is not influenced by None of these Whether the reaction is carried out at constant temperature or constant pressure The route/method through which final products are obtained The physical state (e.g., solid, liquid or gaseous) of reactants and products None of these Whether the reaction is carried out at constant temperature or constant pressure The route/method through which final products are obtained The physical state (e.g., solid, liquid or gaseous) of reactants and products ANSWER DOWNLOAD EXAMIANS APP
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