A certain current liberated 0.504gm of hydrogen in 2 hours. How many grams of copper can be liberated by the same current flowing for the same time in a copper sulphate solution?
A. 31.75
B. 15.8
C. 7.5
D. 63.5
Answer:B
A certain current liberated 0.504gm of hydrogen in 2 hours. How many grams of copper can be liberated by the same current flowing for the same time in a copper sulphate solution?
A. 31.75 B. 15.8 C. 7.5 D. 63.5