Achemist measures the energy change ? h during the following reaction:
2fe2o3(s) ? 4fe...
Achemist measures the energy change ? h during the following reaction:
2fe2o3(s) ? 4feo(s) + o2(g) =? h560.kj
this reaction is.
(a) endothermic
(b) exothermic
suppose 66.6 g of fe2o3 react. will any heat be released or absorbed? |
(a) yes, absorbed
(b) yes released.
(c) no
Answers: 1
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