Chemistry
The advantage of detergents over soaps is

Soaps give lather with only soft water
Detergents could not give much lather
Detergents are soluble in water
Detergents give lather even with hard water

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP