Question

indian satellites four​

Answer 1

Answer:

refer the above attachment

Answer 2

Answer:

Our Objective

To perform a double displacement reaction using sodium sulphate and barium chloride solutions.

The Theory

Double displacement reactions may be defined as the chemical reactions in which one component each of both the reacting molecules is exchanged to form the products. During this reaction, the cations and anions of two different compounds switch places, forming two entirely different compounds.