7.2 Evidence of a Chemical Reaction
7.2 Evidence of a Chemical Reaction
7.2 Evidence of a Chemical Reaction
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Writing Equations for Precipitation <strong>Reaction</strong>s<br />
1. Write an equation for the precipitation reaction that occurs (if<br />
any) when solutions <strong>of</strong> sodium carbonate Na 2CO 3(aq) and<br />
copper(II) chloride CuCl 2(aq) are mixed.<br />
2. Combine the cation from one reactant with the anion from<br />
the other.