Question

synthetic detergent can be used in water as well

Answer 1

Synthetic detergents are actually the synthetic substance which have the ability of effective cleanser and which act as the surface-active agent  (Excluding the soap).The synthetic detergents works by decreasing the surface tension of the aqueous cleansing mixture.
For example 1)  Laundry detergent .(2) dish washing liquids etc.

Advantages:
1) Soaps usually only have the effect on the soft water but synthetic detergents act both on hard and soft water
2)They are easily soluble in water as compared to soaps.
3) They can also be used in woolen garment washing while the soap unable to do this.

Answer 2

Answer:

Synthetic detergent can be used in hard water as well.