Question

Assertion: Synthetic detergents can lather well in hard water. Reason (R): Synthetic detergents form soluble calcium and magnesium salts with hard water.

Accepted Answer

Both A and R are true and R is the correct explanation of A

Answer

Both A and Rare true but R is not the correct explanation of A

Answer

A is true but R is false

Answer

A is false but R is true