Question

To prepare 100ml ,2m,Naoh solution _gram of naoh will ne required

Answer 1

Answer:

8 gram

Explanation:

(M)molarity = (n)moles /(V) volume in litre

so, n = MV

100 * 10⁻³ = volume in litre = 10⁻¹ litre

MV = 10⁻¹ₓ 2 = .2 moles

1 mole Naoh = 40 gram

.2 mole = 8 grams