CH-782
The mole
Chemistry · Secondary 3 · Hard · The mole
A student reacts 25.0 cm³ of 0.200 mol/dm³ hydrochloric acid with excess magnesium. The reaction is
Mg + 2HCl → MgCl₂ + H₂.
What amount of hydrogen gas is produced, in moles?
Mg + 2HCl → MgCl₂ + H₂.
What amount of hydrogen gas is produced, in moles?
- 0.00125 mol
- 0.00250 mol
- 0.00500 mol
- 0.0100 mol
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