What volume of 0.100M NaOH is required to precipitate all the nickel(ii) ions from 150.0 mL of a 0.228M solution of Ni(NO3)2?
concentration of base
A 50.00 ml sample of aqueous Ca(OH)2 required 34.66 mL of a 0.961M nitric acid for neutralization. calculate the concentration (molarity) of the original solution of calcium hydroxide.