

Stoichiometry - Engineering
Q1: 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 ?A 5
B 10
C 15
D 20
ANS:B - 10 To solve this problem, we need to calculate the amount of acetylene gas produced by 1 kg of calcium carbide and then determine how many hours of service can be derived from this amount of gas. Given:
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