Chemistry, 31.10.2019 00:31 adelawilliams60
Atype of hot pack uses the reaction of finely divided iron metal with oxygen from air to generate heat. given the thermochemical equation below, how much heat can be released if 45.4 g of iron is consumed? 4 fe(s)+3 029)2 fe203(s) ah-1.65 mj o
a. 1.34 x 103 kj
b. 336 kj o
c. 672 kj
d. 2.68 x 103kj
e. 41.3 kj
Answers: 3
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