CH-1913
Molar gas volume
Chemistry · Secondary 4 · Medium · Molar gas volume
A student reacts excess dilute hydrochloric acid with 0.50 g of magnesium and collects 480 cm³ of hydrogen gas at room conditions. Using the molar gas volume of 24 dm³/mol, how many moles of hydrogen are produced? (1 dm³ = 1000 cm³)
- 0.020 mol
- 0.0020 mol
- 0.24 mol
- 2.0 mol
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