Question

लालू ने मां को क्या दिखाकर डराया​

Answer 1

Answer:

What happens when a solution of an acid is mixed with a solution of a base  

in a test tube?

2) Write the chemical formula of hydrated copper sulphate and anhydrous  

copper sulphate.

3) Why cake or bread becomes soft & spongy on adding baking powder? Write  

chemical equation.

Explanation:

Answer 2

Answer:

class konsi hai

Explanation:

please tell in answer which classs