Question

What is the mass/mass % composition made from 25 grams of KOH dissolved in 235 grams of solution?

Answer 1

`9.62%`

Explanation:

`("m/m")% = "Mass of solute"/"Mass of solution" × 100`

`("m/m")% = "25 g"/"25 g + 235 g" × 100 = 9.62%`