Question

4.
12 g of Mg with excess of HCl at NTP gives:
1) 11.2 dm' of H, 2) 22.4 dmº of H,
3) 5.6 dm' of H, 4) 15.6 dm3 of H,​

Answer 1

Answer:

1

24g mg = 22.4 l

12 g mg =?

so

12 g mg = 11.2 l

= 11.2 dm3