Question

Which of the following statements is correct?
A) Soap gives lather in hard water. B) Soaps are not biodegradable. C) Soaps are the sodium salts of fatty acids with the ionic group [-CO{{O}^{-}}N{{a}^{+}}] D) Soaps are the sodium salts of benzene sulphonic acids with the ionic group [-S{{O}_{3}}^{-}N{{a}^{+}}]

Answer 1

a is false soaps gives lather with soft water.
b is false some soaps and shampoo have biodegradable.
c is true soaps are made with fatty acids
sorry but i dont know about d