Why aspartame has a limited use?

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

Give one example of a cationic detergents. Write its structure also.

Name any two artifical sweeteners.

Name the most common food preserative. Why is it added to food?

Give one advantage of detergents over soap.

What do you mean by the spectrum of antibiotic?

Draw the structure of paracetamol and write its IUPAC name.

Give one example each for bactericidal and bacteriostatic antibiotics.