What do you mean by the spectrum of antibiotic?
Why aspartame has a limited use?
Name the most common food preserative. Why is it added to food?
Give one example each for bactericidal and bacteriostatic antibiotics.
Draw the structure of paracetamol and write its IUPAC name.
Name any two artifical sweeteners.
Give one advantage of detergents over soap.
Give one example of a cationic detergents. Write its structure also.
How does the hard water affect the cleaning action of detergents?