Write word equations and then balanced equations for the reaction taking place when -
$(a)$ dilute sulphuric acid reacts with zinc granules.
$(b)$ dilute hydrochloric acid reacts with magnesium ribbon.
Write an equation to show the reaction between Plaster of Paris and water.
Compounds such as alcohols and glucose also contain hydrogen but are not categorised as acids. Describe an Activity to prove it.
How is the concentration of hydronium ions $(H_3O^+)$ affected when a solution of an acid is diluted ?
While diluting an acid, why is it recommended that the acid should be added to water and not water to the acid ?