Chemistry, 06.12.2019 04:31 phillipsk5480
Achemist measures the energy change ? h during the following reaction: 2hgo (s) ? 2hg (l) +o2 (g) =? h182.kj use the information to answer the following questions. this reaction
a. endothermic.
b. exothermic.
suppose 72.8g of hgo react. will any heat be released or absorbed?
a. yes, absorbed.
b. yes, released.
c. no.
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