Does homemade or store bought spaghetti sauce have more acid and why?
store bought due to the jarring and canning processes, unless you use canned tomatoes then both will have about the same. however jarred and canned spaghetti sauce is healthieer for you because the canning and jarring processes cause the tomatoes to have more lycopen, which is very healthy and needed for your heart.
What is the scientific name for spaghetti?
Spaghetti, being a food and not a species, scientific instrument, chemcial, etc., has no name that is particularly "scientific". http://en.wikipedia.org/wiki/Pasta
Is Pancetta needed to make Spaghetti Carbonara?