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? 15 5 10 20 15 5 10 20 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes. This is the __________ law. Avogadro's Dalton's Amgat's GayLussac's Avogadro's Dalton's Amgat's GayLussac's ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of temperature. °C = (F- 32) x 0.555 Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °R = 273 + °F °C = (F- 32) x 0.555 Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °R = 273 + °F ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In a binary liquid system, the composition expressed as __________ is independent of the temperature & pressure. Kg of solute/kg of solvent Kg-mole of solute/1000 kg of solvent All of these Kg-mole of solute/kg-mole of solvent Kg of solute/kg of solvent Kg-mole of solute/1000 kg of solvent All of these Kg-mole of solute/kg-mole of solvent ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 40 gms each of the methane and oxygen are mixed in an empty container maintained at 40°C. The fraction of the total pressure exerted by oxygen is 1/3 1/2 1/4 2/3 1/3 1/2 1/4 2/3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature. Decreases Increases linearly Increases Remains unchanged Decreases Increases linearly Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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