Stoichiometry At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature. Increases Increases linearly Remains unchanged Decreases Increases Increases linearly Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The crystallisation of a solute from a solution may be done by Change of temperature thereby causing supersaturation All of these Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation Change of temperature thereby causing supersaturation All of these Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Gases having same reduced temperatures and reduced pressures Deviate from ideal gas behaviour to the same degree Both A & B Neither A nor B Have nearly the same compressibility factor Deviate from ideal gas behaviour to the same degree Both A & B Neither A nor B Have nearly the same compressibility factor ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry NaOH contains __________ percent oxygen. 16 10 40 1 16 10 40 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg of calcium carbide (CaC₂) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour? 5 15 20 10 5 15 20 10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The number of atoms of oxygen present in 11.2 litres of ozone (O₃) at N.T.P. are 3.01 x 10²² 1.20 x 10²⁴ 9.03 x 10²⁴ 6.02 x 10²³ 3.01 x 10²² 1.20 x 10²⁴ 9.03 x 10²⁴ 6.02 x 10²³ ANSWER DOWNLOAD EXAMIANS APP
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