CH-1006
Concentration
Chemistry · Secondary 3 · Easy · Concentration
A student adds excess magnesium oxide to 25.0 cm³ of 0.50 mol/dm³ hydrochloric acid to prepare magnesium chloride solution. How many moles of HCl are present in the acid used?
- 0.0125 mol
- 0.0250 mol
- 0.0500 mol
- 0.0050 mol
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