Stoichiometry The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation Becomes zero at the critical point Both B & C Increases with pressure rise Decreases with increasing pressure Becomes zero at the critical point Both B & C Increases with pressure rise Decreases with increasing pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry °API gravity of water at N.T.P. is about 1 10 100 1 10 100 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One mole of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH₄ + 2O₂ → CO₂ + 2H₂O. Both the reactants and products are in gas phase. ΔH°298 = - 730 kJ/mole of methane. Mole fraction of water vapour in the product gases is about 0.67 0.40 0.19 0.33 0.67 0.40 0.19 0.33 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be 6 12 10 8 6 12 10 8 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The chemical nature of an element is independent of None of these Its atomic number The number of neutrons present in it The number of protons or electrons present in it None of these Its atomic number The number of neutrons present in it The number of protons or electrons present in it ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 centipoise is equivalent to 1 centistoke 1 gm/cm.second 2.42 lb/ft.hr 2.42 lb/ft.second 1 centistoke 1 gm/cm.second 2.42 lb/ft.hr 2.42 lb/ft.second ANSWER DOWNLOAD EXAMIANS APP
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