CH-1828
Half-equations
Chemistry · Secondary 4 · Easy · Half-equations
In a fuel cell, hydrogen gas is oxidised at the negative electrode according to the half‑equation:
.
How many moles of electrons are released when 0.75 mol of hydrogen gas is used?
.
How many moles of electrons are released when 0.75 mol of hydrogen gas is used?
- 0.38 mol
- 0.75 mol
- 1.5 mol
- 3.0 mol
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