The following reaction is from a heat pack used by people in winter. When the pack is opened the mixture is exposed to the oxygen in the air, releasing heat. 4Fe(s) + 302(g) 2Fe,03 (s) If the word energy was added to the equation to correctly indicate the energy change, would it be placed on the reactant side, or the product side? (write reactant, or produce in the blank)

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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11.
The following reaction is from a heat
pack used by people in winter. When
the pack is opened the mixture is
exposed to the oxygen in the air,
releasing heat.
4Fe(s) + 302(g)
2Fe,03 (s)
If the word energy was added to the
equation to correctly indicate the
energy change, would it be placed
on the reactant side, or the product
side? (write reactant, or produce in
the blank)
Convert 17 Liters of oxygen gas to
moles of oxygen gas. Include units
and sig figs in your answer.
Transcribed Image Text:11. The following reaction is from a heat pack used by people in winter. When the pack is opened the mixture is exposed to the oxygen in the air, releasing heat. 4Fe(s) + 302(g) 2Fe,03 (s) If the word energy was added to the equation to correctly indicate the energy change, would it be placed on the reactant side, or the product side? (write reactant, or produce in the blank) Convert 17 Liters of oxygen gas to moles of oxygen gas. Include units and sig figs in your answer.
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