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? 10 15 20 5 10 15 20 5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A solution of specific gravity 1 consists of 35% A by weight and the remaining B. If the specific gravity of A is 0.7, the specific gravity of Bis 1.25 1.35 1.2 1.3 1.25 1.35 1.2 1.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gravity scales is used exclusively for liquids heavier than water? None of these Baumme scale API scale Twaddel scale None of these Baumme scale API scale Twaddel scale ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Othmer chart is useful in estimating the heat of None of these Wetting Adsorption Mixing None of these Wetting Adsorption Mixing ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Saturated solution of benzene in water is in equilibrium with a mixture of air and vapours of benzene and water at room temperature and pressure. Mole fraction of benzene in liquid is xB and the vapour pressures of benzene and water at these conditions are PvB and Pvw respectively. The partial pressure of benzene in air-vapour mixture is XB.PvB (Patm - Pvw)xB XB.Patm PvB XB.PvB (Patm - Pvw)xB XB.Patm PvB ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a liquid is 1500 kg/m³. Its value in gin/litre will be equal to 1500 1.5 150 15 1500 1.5 150 15 ANSWER DOWNLOAD EXAMIANS APP
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