Calculate the amount of sodium hydroxide, NaOH, in 25.0 cm 3 of solution of concentration 0.1 mol/dm 3. If the amount in mol of a solute in a given volume of solution is known, its mass can also ...

The precipitate will reappear and then redissolve. Turn on stir plate and add NaOH solution until Al(OH)3 precipitates. Add more NaOH until the hydroxide precipitate dissolves. Add HCl until the ...