chemistry solution concentration practice problems answer key
5 M solution? Solution: Molar mass of NaOH ≈ 40 g/mol Given: V = 1 L C = 0.25 mol/L Calculate moles of NaOH: \[ \text{Moles} = 0.25 \, \text{mol} \] Calculate grams: \[ \text{Mass} = \text{moles} \times \text{molar mass} = 0.25 \times 40 = 10\, \te