Stoichiometry 1 kg of calcium carbide (CaC₂) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour? 20 10 5 15 20 10 5 15 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg.? 0.2 0.6 0.4 0.1 0.2 0.6 0.4 0.1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1m³ is approximately equal to 4.5 ft³ 28 litres 35 ft³ 4.5 litres 4.5 ft³ 28 litres 35 ft³ 4.5 litres ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry pH value of H₂SO₄ (5% concentration) is < 7 7 > 7 5 < 7 7 > 7 5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The temperature at which a real gas obeys Boyle's law is termed as the Triple point Boyle's temperature Eutectic point Inversion temperature Triple point Boyle's temperature Eutectic point Inversion temperature ANSWER DOWNLOAD EXAMIANS APP
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