How does the hard water affect the cleaning action of detergents?

Write the chemical equation for preparing sodium soap from glyceryl oleate and glyceryl palmitate. Structure of these compounds are given below: 

Write the chemical equation for preparing sodium soap from glyceryl oleate and glyceryl palmitate. Structure of these compounds are given below:
 

Following type of non-ionic detergents are present in liquid detergents, emulsifying agents and wetting agents. Label the hydrophilic parts in the molecule. Identify the functional group(s) present in the molecule.

Define the term chemotherapy?

What is drug?

Name the macro-molecules that are chosen as drug targets.

Why should not medicines be taken without consulting doctors?

Name a substance which can be used as an antiseptic as well as disinfectant. 

What are the main constitutents of dettol?

What is tincture of iodine? What is its use?