Question

How many moles of methane are present in 11.2 Lat S.T.P.?

Options

• 0.5 mole

• 0.25 mole

• 0.12 mole

• 0.6 mole

Answer 1

0.5 mole

Explanation:

22.4 L CH₄ is present in 1 mol at S.T.P.

`therefore 11.2  "L" = 22.4/11.2` = 0.5 mol