Answer to Question #312688 in General Chemistry for sam

Question

Calculate the percentage concentration of a solution that contains 20 grams of sodium hydroxide, NaOH,. in a 500 mL brine solution

Answer 1

m(NaOH) = 20 g;

V(solution) = 500 mL;

X = m(NaOH) * 100%/V(solution) = 20 * 100/500 = 4 %.

Answer: 4 %.