Question

18 Calcium carbonate is sometimes applied to acidified lakes in a process called ‘liming the lake’.If the acidic lake in p 17 was estimated to have a volume of 2 x 105​ ​L, what mass of calcium carbonate should be applied to neutralize the lake’s acidity?  ( p 17 is below )

17 A titration was performed on a 10.00-mL sample of water taken from a lake which was acidic due to acid rain. If it took 9.56 mL of 0.0412 mol/L NaOH​(aq)​ to neutralize the sulphuric acid in the lake water sample

Answer 1