Question

hi i am class 10 pls give me the ans for activity 2.13 lesson 2

Answer 1

hi mate, here we go

a) there is effervescence on the surface of zinc granules

b)pass the gas being evolved through the soap solution

c) the gas H2 evolved gets trapped in soap solution forming bubbles

d)gas bubbles break up with a pop sound due to burning of hydrogen gas.

e)similar observations will be seen with other acids...
hope it helps you...