# Chapter 4 - Reactions in Aqueous Solution - Exercises - Page 159: 4.55e

$2Al(s)+3CoSO_4(aq)\rightarrow Al_2(SO_4)_3(aq)+3Co(s)$

#### Work Step by Step

We make use of Table 4.5 in the book. Since the metal is above the aqueous solution, a reaction occurs. We exchange the cations and balance the equation.

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