Answer

Question $3(1$ point$)$

Iron metal reacts with oxygen as shown in the following balanced equation:

$4Fe(s)+3O_2(g)2F{e}_2{O}_3(s),H_{rxn}=-1648$ kJ

Suppose $(5\mathrm{.}2{10}^{{?}^{{?}^{?}}}2)g$ of Fe was allowed to react with excess $O_2,$ how much heat $($in $kJ$ is given off during the reaction?

Note: Your answer is assumed to be reduced to the highest power possible.

Your Answer:

$10$

Answer

$1$ of $3$ questions saved