Answer:
37.5 moles of O2 needed
Explanation:
2 moles of C6H6 need 15 moles of O2
5/2 * 15 = 37.5 of O2 needed
You can reduce the charges and subscripts so it is PbS2
Real salt, sodium chloride - the kind you eat - might be too drying. You can find epsom salts, magnesium sulphate, at any drug store and most grocery stores in the first aid section. Usually the packaging looks like a milk carton.
Humans of course this is obvious. With all the things going on I wouldn't be surprised if we die of pollution. And of course the Javan Gorilla there are only about 60 that still exist!
Answer:.25 M
Explanation: .4mol/1.6L = .25 M