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: 1
Chemistry, 22.06.2019 14:00
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Chemistry, 22.06.2019 21:00
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Chemistry, 22.06.2019 21:30
Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.
Answers: 1
Atype of hot pack uses the reaction of finely divided iron metal with oxygen from air to generate he...
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