Why does a dry cell become dead after a long time, even if it has not been used?
Answer & explanation
Correct answer: option 4
A dry cell becomes dead after a long time because the acidic NH4Cl corrodes the zinc container.
Why does a dry cell become dead after a long time, even if it has not been used?
Correct answer: option 4
A dry cell becomes dead after a long time because the acidic NH4Cl corrodes the zinc container.