Concentrations & Strengths of the Common Acid and Base Reagents
 
Reagent Name Reagent Formula Molarity  Percent
(w/w) 
 Density 
g/mL
Grams of solute 
 100 mL solution
Ammonia hydroxide, conc. NH4OH 15 58 0.90 26
Ammonia hydroxide, dil. NH4OH 6 23 0.96






Acetic acid, glacial HC2H3O 17 99.7 1.05 105
Acetic Acid, dil. HC2H3O2 6 34 1.04






Hydrochloric acid, conc. HCl 12 36 1.18 44
Hydrochloric acid, dil. HCl 6 20 1.10






Nitric acid, conc. HNO3 16 72 1.42 101
Nitric acid, dil. HNO3 6 32 1.19






Phosphoric acid, conc. H3PO 15 85
144






Sulphuric acid, conc. H2SO4 18 96 1.84 177
Sulphuric acid, conc. H2SO4 3 25 1.18






Hydrobromic acid HBr
47.5
70.7
Hydroiodic acid HI
57
97