Stoichiometry In a neutral solution None of these OH⁻ ions are absent H⁺ ions are absent Both H⁺ and OH⁻ ions are present in very small but equal concentration None of these OH⁻ ions are absent H⁺ ions are absent Both H⁺ and OH⁻ ions are present in very small but equal concentration ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Viscosity of atmospheric air may be about __________ centipoise. 0.015 150 15 1.5 0.015 150 15 1.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 40 gms each of the methane and oxygen are mixed in an empty container maintained at 40°C. The fraction of the total pressure exerted by oxygen is 1/2 2/3 1/4 1/3 1/2 2/3 1/4 1/3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A fluid gas produced on burning furnace oil contains 0.15 gm mole of CO₂, 0.05 gm mole of oxygen and 0.80 gm mole of N₂. What is its molecular weight? 28.6 30 30.6 32.6 28.6 30 30.6 32.6 ANSWER DOWNLOAD EXAMIANS APP
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 18.11 kJ 10.73 kJ 16.15 kJ 18.33 kJ 18.11 kJ 10.73 kJ 16.15 kJ 18.33 kJ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute. Decrease None of these Increase Remain unchanged Decrease None of these Increase Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
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