Depends on what you are using it for.
using it instead of muratic and tin foil, just wasn't sure what the difference is?
Hydrochloric acid is HCl gas dissolved in water. H2SO4 (sulfuric acid) is a chemical of its own. I highly reccomend you learn even basic chemistry. If you dont know the difference between two acids are, then you seriously dont belong here.
Here are some helpful links:
Basic chemistry:
http://www.chemtutor.com (http://www.chemtutor.com)
Basic organic chemisty:
http://www.chemguide.co.uk/orgmenu.html (http://www.chemguide.co.uk/orgmenu.html)
and please...UTFSE!
Post 181182 (https://www.thevespiary.org/talk/index.php?topic=8947.msg18118200#msg18118200)
(LaBTop: "Professional Chemistry Links", Methods Discourse)