How many moles are present in 36 g of water (H₂O)? (Ar: H = 1, O = 16)

Using your answer from (a), calculate the volume of hydrogen gas produced at RTP. (Molar volume = 24 dm³/mol) [2]

Calculate the number of moles of magnesium in 2.4 g of Mg. (Ar: Mg = 24) [2]