Question

determine the number of grams of KCl salt contained in 1.25L of a 5.00%(W/V) KCl(aq)

Answer 1

5.00% KCl w/v means 5.00g KCl/100 mL soln which is 5.00 x (1,250/100) = ?? g KCl in 1.25L soln.

Answer 2

How many grams of KCl are produced when 6.00 moles of KClO3 decomposes into KCl and O2?