Stoichiometry Hess's law of constant heat summation is based on conservation of mass. It deals with Changes in heat of reaction None of these Equilibrium constant Reaction rate Changes in heat of reaction None of these Equilibrium constant Reaction rate 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 0.33 0.67 0.40 0.19 0.33 0.67 0.40 0.19 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The hydroxyl ion (OH?) concentration in a solution having pH value 3 will be 10?? 10?? ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With increase in temperature, the surface tension of water Decreases Remains constant Increases linearly Increases Decreases Remains constant Increases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of most substances is greater for the __________ state. Solid None of these Liquid Gaseous Solid None of these Liquid Gaseous ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The chemical nature of an element is independent of The number of neutrons present in it Its atomic number None of these The number of protons or electrons present in it The number of neutrons present in it Its atomic number None of these The number of protons or electrons present in it ANSWER DOWNLOAD EXAMIANS APP
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