3. What is the formula of nitric acid? Name the
atoms present in one molecule of nitric acid.
4. Compound A reacts with another
compound B to form a compound C. What
kind of change does this represent?
5. What compounds do these formulae
represent? H,O, CO,, CuSO,, NaHCO,
6. What is crystallisation? What is it used for?
Please Answer Guys