Determine whether each of the following is exothermic or endothermic and indicate the sign of? h.
a. natural gas burning on a stove
b. isopropyl alcohol evaporating from skin
c. water condensing from steam
indicate the sign of δh.
which one is positive and which one is negative?
Answers: 3
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Determine whether each of the following is exothermic or endothermic and indicate the sign of? h.
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