Given the balanced equation:
4fe(s) + 3o2(g) ==> 2fe2o3(s) + 1640 kj
which phrase be...
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Chemistry, 19.08.2019 10:50 bNicholson23
Given the balanced equation:
4fe(s) + 3o2(g) ==> 2fe2o3(s) + 1640 kj
which phrase best describes this reaction?
(1) endothermic with dh = +1640 kj
(2) endothermic with dh = -1640 kj
(3) exothermic with dh = +1640 kj
(4) exothermic with dh = -1640 kj
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