Hydrochloric acid is made of hydrogen and chlorine. Nitric acid has nitrogen in it. As hydrochloric acid has no nitrogen in it, you cannot make nitric acid from hydrochloric acid. (As far as I know)
No, they are different compounds, but are in the same group(i.e. acids)
No reaction; you can obtain only an acid mixture.
Yes: 3 parts hydrochloric acid (HCl) and 1 part nitric acid (HNO3)
yes