Stoichiometry Which of the following expressions defines the Baume gravity scale for liquids lighter than water? °Be = (140/G) - 130 °Be = 200(G-1) °Be = 145 - (145/G) °Be = (400/G) - 400 °Be = (140/G) - 130 °Be = 200(G-1) °Be = 145 - (145/G) °Be = (400/G) - 400 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be 0°K - 136.5°K -136.5°C -273°C 0°K - 136.5°K -136.5°C -273°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be Basic Of the same acidity More acidic Neutral Basic Of the same acidity More acidic Neutral ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Sodium __________ has inverted solubility curve i.e. its solubility increases with the lowering of temperature. Carbonate (monohydrate) Thiosulphate Bisulphite Chloride Carbonate (monohydrate) Thiosulphate Bisulphite Chloride ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces? (p +a/v²) 1/RT (V - b) RT (p +a/v²) 1/RT (V - b) RT ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapour pressure of a solution (made by dissolving a solute in a solvent) is __________ that of the pure solvent. Either more or less; depends on the solvent Less than Equal to More than Either more or less; depends on the solvent Less than Equal to More than ANSWER DOWNLOAD EXAMIANS APP
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