Stoichiometry The vapor pressure of liquids of similar chemical nature at any particular temperature __________ with increase in the molecular weight. Increases Either A or B; depends on the liquid Decreases Remains unchanged Increases Either A or B; depends on the liquid Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation Increases with pressure rise Both B & C Becomes zero at the critical point Decreases with increasing pressure Increases with pressure rise Both B & C Becomes zero at the critical point Decreases with increasing pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant? 273°K 273°C 100°C 200°C 273°K 273°C 100°C 200°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Mass number of an atom is the sum of the numbers of Protons and electrons Both A & B Neutrons and protons Neutrons and electrons Protons and electrons Both A & B Neutrons and protons Neutrons and electrons ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Dry air is a mixture of Both A & B Neither A nor B Gases Vapors Both A & B Neither A nor B Gases Vapors ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of __________ of a fuel is called its calorific value. Vaporisation Combustion Formation Reaction Vaporisation Combustion Formation Reaction ANSWER DOWNLOAD EXAMIANS APP
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