CH-2016
Molar gas volume
Chemistry · Secondary 4 · Easy · Molar gas volume
A sample of magnesium ribbon reacts completely with excess dilute hydrochloric acid to produce 240 cm³ of hydrogen gas at room temperature and pressure. The molar gas volume is 24 dm³/mol. How many moles of hydrogen gas are produced?
- 0.0020 mol
- 0.010 mol
- 0.020 mol
- 0.24 mol
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