WAEC - Chemistry (2021 - No. 32)

What is the concentration of a solution which contains 0.28g of potassium hydroxide in 100 cm\(^{3}\) of solution [KOH = 56]

0.01 mol dm\(^{-3}\)

0.05 mol dm\(^{-3}\)

0.10 mol dm\(^{-3}\)

0.50 mol dm\(^{-3}\)