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 10 20 5 15 10 20 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An oxidation process is accompanied by decrease in the Number of ions All of these Oxidation number Number of electrons Number of ions All of these Oxidation number Number of electrons ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry On mixing 56 gm of CaO with 63 gm of HNO₃, the amount of Ca(NO₃)₂ formed is __________ gm. 41 8.2 82 164 41 8.2 82 164 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C. 2.42 4.97 1 1.987 2.42 4.97 1 1.987 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In the reaction, represented by Na₂CO₃ + HC₁ → NaHO₃ + NaCl, the equivalent weight of Na₂CO₃ is 10.6 5.3 53 106 10.6 5.3 53 106 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal __________ in the two phases. Total energy Intermolecular forces Kinetic energy Potential energy Total energy Intermolecular forces Kinetic energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
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