Calculate the volume of acetylene that will be released when interacting with water 50 g of calcium carbide containing 8% impurities.

CaC2 + 2H2O = Ca (OH) 2 + C2H2
V (acetylene) = 22.4 * n (calcium carbide) = 22.4 * 50 * 0.92 / (40 + 12 * 2) = 16.1 L
Answer: 16.1 L

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.