1 kg of calcium carbide (CaC₂) produces about 0.41 kg of acetylene gas on trea

Question

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?

Options:

A . 5

B . 10

C . 15

D . 20

Answer: Option B

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