Stoichiometry Heat of reaction is not influenced by 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 None of these Whether the reaction is carried out at constant temperature or constant pressure The route/method through which final products are obtained ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 'Cox' chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the Temperature vs. log (vapor pressure) Vapor pressure vs. temperature Log (temperature) vs. log (vapor pressure) Vapor pressure vs. log (temperature) Temperature vs. log (vapor pressure) Vapor pressure vs. temperature Log (temperature) vs. log (vapor pressure) Vapor pressure vs. log (temperature) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature. Varies linearly Decreases Increases Does not vary Varies linearly Decreases Increases Does not vary ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A rigid vessel containing three moles of nitrogen gas at 30°C is heated to 250°C. Assume the average capacities of nitrogen to be Cp = 29.1 J/mole.°C and, Cv = 20.8 J/mole.°C. The heat required, neglecting the heat capacity of the vessel, is 13728 J 4576 J 12712 J 19206 J 13728 J 4576 J 12712 J 19206 J ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Volume percent for gases is equal to the Weight percent only for ideal gases Mole percent Weight percent Mole percent only for ideal gases Weight percent only for ideal gases Mole percent Weight percent Mole percent only for ideal gases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a gas at N.T.P.is 'ρ'. Keeping the pressure constant (i.e. 760 mm Hg), the 3 density of the gas will become ¾ 0.75ρ at a temperature of __________ °K 300° 400° 300° 273° 300° 400° 300° 273° ANSWER DOWNLOAD EXAMIANS APP
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