Stoichiometry Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces? RT (V - b) 1/RT (p +a/v²) RT (V - b) 1/RT (p +a/v²) 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 8 12 10 6 8 12 10 6 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The latent heat of vaporisation Decreases as pressure increases All of these Decreases with increased temperature Becomes zero at the critical point Decreases as pressure increases All of these Decreases with increased temperature Becomes zero at the critical point 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 0.33 0.19 0.67 0.40 0.33 0.19 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be M M/2 M/4 2M M M/2 M/4 2M ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following expressions defines the Baume gravity scale for liquids lighter than water? °Be = 145 - (145/G) °Be = (140/G) - 130 °Be = 200(G-1) °Be = (400/G) - 400 °Be = 145 - (145/G) °Be = (140/G) - 130 °Be = 200(G-1) °Be = (400/G) - 400 ANSWER DOWNLOAD EXAMIANS APP
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