Stoichiometry The OH⁻ concentration in a solution having pH value 3 is 10-11 10-13 10-10 10-3 10-11 10-13 10-10 10-3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The amount of Zn (atomic weight = 65) required to form 224 c.c. of H₂ at N.T.P. on treatment with dilute H₂SO₄ will be __________ gm. 6.5 0.065 65 0.65 6.5 0.065 65 0.65 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gravity scales is used exclusively for liquids heavier than water? API scale Twaddel scale None of these Baumme scale API scale Twaddel scale None of these Baumme scale ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Internal energy is independent of the __________ for an ideal gas. Both A & B Neither A nor B Pressure Volume Both A & B Neither A nor B Pressure Volume ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg⁻¹ ) under these conditions is 40732 2676 2263 540 40732 2676 2263 540 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Na₂SO₄. 10H₂O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na₂SO₄. The final concentration of the solute in the solution is 10%. The weight of crystals is 20 32.2 45.35 58.65 20 32.2 45.35 58.65 ANSWER DOWNLOAD EXAMIANS APP