Stoichiometry Which of the following has the smallest least effect on the solubility of a solute into the solvent? Pressure Nature of the solvent Temperature Nature of the solute Pressure Nature of the solvent Temperature Nature of the solute ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A sample of well water contains 140 gm/m³ Ca²⁺ ions and 345 gm/m³ Na⁺ ions. The hardness of the sample of water, expressed in terms of equivalent CaCO₃ in gm/m³ is (assuming atomic masses of Ca :40, Na : 23, C : 12, O : 16) 350 485 345 140 350 485 345 140 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of temperature. Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °C = (F- 32) x 0.555 °R = 273 + °F Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °C = (F- 32) x 0.555 °R = 273 + °F ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg. 700 650 600 375 700 650 600 375 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute. Decrease Increase Remain unchanged None of these Decrease Increase Remain unchanged None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes 8 4 1 2 8 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
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