Question

role of zinc granules in preparation of sample solution

Answer 1

The role of zinc granules are very important in sample solution as most of the time it is used as the raw material for preparation of solution in laboratory.
it is used for the production of hydrogen with the help of dilute acids for example Hcl in aqueous form.
They are used in sample solution in order to get the the zinc compounds.
Also , zinc in aqueous solution is used for liberation of hydrogen from the water.