Question

1. Which of the following activities should never be done in a chemistry lab?
a)Add water to concentrated HCL
b)Add water to Sulphur powder
c)Add water to potassium permanganate crystals
d)Add water to zinc granules

Answer 1

a)add water to concentrated HCl should not be done.

because if u add water directly then it will leads to severe damage.

hope this helps u

Answer 2

Never ever add water to concentrated HCL!