Question

A solution is made by dissolving 60 grams of naoh in 0.250 L of water. What is the molar concentration of the solution?

1 M
250 M
40 M
6 M

Answer 1

6 M

Step-by-step explanation:

n = m/M

m= 60g

M(NaOH)= 23 + 16 + 1 = 40

n= 60/40 = 1,5 mol

Therefore c = n/ V = 1,5/ 0,250 = 6