David O Reilly

I need to make a reagent and the recipe says 60% hcl but how do I dilute my concentrated 37% hcl

Hello all (Damon if he is there) I need to make some Cupro CHLORIDE but it says I must use hcl, copper and hydrogen peroxide. I can't get hydrogen peroxide here in Malawi so does any one have a suggestion.many thanks David

Hello again, I need to make cupric chloride and the recipe calls for an amount in GRAMS.I watched a video where a piece of copper was covered with hcl and hydrogen peroxide but the end result was a green liquid, how do I get a powder

Hello Damon, as you see I am not at all familiar with chemistry, ok i need to restore firearms serial number using a reagent comprising 60% hcl 40% distilled water I just don't know how to safely make this solution, is it as it appears meaning 60 ml of hc...