Question
$2\text{H}_{2}\text{O}{\xrightarrow{\ \ \ \ \ \ \ \ \ \ }}2\text{H}^{+}+\text{O}^{2}+4\text{e}^{-}$ Based on the above equation, answer the, following questions:What is the significance of this reaction?

Answer

This reaction involves the splitting of water molecules and is significant in order to provide free electrons to PS-II to replenish the expense of electrons lost by PS-II in order to keep the process going.

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