General Chemistry (4th Edition)

Published by University Science Books
ISBN 10: 1891389602
ISBN 13: 978-1-89138-960-3

Chapter 3 The Periodic Table and Chemical Periodicity - Problems: 40

Answer

\begin{align*} &2\text{ CuO}(s)+\text{C}(s)\rightarrow 2\text{ Cu}(s)+\text{CO}_2 (g)\\ & \text{SnO}_2(s)+\text{C}(s)\rightarrow \text{Sn}(s)+\text{CO}_2(g)\\ & 2\text{ Fe}_2\text{O}_3(s)+3\text{ C}(s)\rightarrow 4\text{ Fe}(s)+3\text{ CO}_2(g)\end{align*}

Work Step by Step

In order to balance the equation, change the coefficients in front of each molecule/atom until there are an equal number of each type of atom on each side of the equation.
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