(3mks) You are provided with: Potassium Carbonate solid, Zinc hydroxide, Nitric (V. acid and distilled water. Describe how you would prepare a solid sample of Zinc Carbonate using the reagents given.​

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst

Which substance can be broken down by chemical means