Centuries: 17th century - 18th century - 19th century
Decades: 1680s 1690s 1700s 1710s 1720s - 1730s - 1740s 1750s 1760s 1770s 1780s
Years: 1734 1735 1736 1737 1738 - 1739 - 1740 1741 1742 1743 1744
... two species are changing.
A good example is the reaction between hydrogen and fluorine:
H2 + F2 → 2HF
We can write this overall reaction as two half-reactions: ...
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