Question

E) 0.1 mol of a substance weighed 4 g. What is the weight of I mole?​

Answer 1

1 mole weighs 40 g

Step-by-step explanation:

If 0.1 mol of a substance, i.e 10% of a substance weighed 4 g,

then 10×10% ⇒ 100% of a substance, i.e, 1 mole weighs 4×10 = 40 g

∴ 1 mole weighs 40 g