Question

Why do phosphoric acid on reaction with sodium hydroxide produce 2 different acid salts and 1 normal salt?

Answer 1

Phosphoric acid, also called orthophosphoric acid, (H3PO4), the most important oxygen acid of phosphorus, used to make phosphatesalts for fertilizers. It is also used in dental cements, in the preparation of albumin derivatives, and in the sugar and textile industries. It serves as an acidic, fruitlike flavouring in food products.