Question

find the volume of H2 produced when 92g of Mg is added to 25cm3 of 1.0 mol/dm3 HCl​

Answer 1

Answer:

0.3 dm³

Explanation:

25cm³= 0.025dm³

0.025dm³*1.0 mol/dm3 HCl​

0.025 moles of HCl gives 0.0125 moles of H₂

1 mole = 24 dm³

0.0125 moles = 0.3 dm³