A non-sandblasted rock could be rough or smooth depending on how it was formed.
A sandblasted rock should be much smoother, since the sand blasts away any rough edges. It will, however, be slightly smaller due to losing those edges.
Hbr is the answer when I work it out that’s what I got.
A proton is the same as an H+ ion, and Arrhenius acids are the ones that release H+ in solution, so the answer is A
I dont know your question but that is true
