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? 5 15 20 10 5 15 20 10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In osmosis through a semi-permeable membrane, diffusion of the Solute takes place Solvent is from low concentration to high concentration region Solvent is from high concentration to low concentration region None of these Solute takes place Solvent is from low concentration to high concentration region Solvent is from high concentration to low concentration region None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With rise in temperature, the heat capacity of a substance Remains unchanged Increases Decreases Either A or B; depends on the substance Remains unchanged Increases Decreases Either A or B; depends on the substance ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will Be reduced to l/4th None of these Increase two times Increase four times Be reduced to l/4th None of these Increase two times Increase four times ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is 0.33 0.66 0.16 0.47 0.33 0.66 0.16 0.47 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The viscosity of water at room temperature may be around one Centipoise Both B & C Stoke Poise Centipoise Both B & C Stoke Poise ANSWER DOWNLOAD EXAMIANS APP
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