Question 220 pts

during the enso cycle, in the nino 3.4 monitoring region of the equatorial pacific, sea surface temperature departure from normal is 3° c or less.

a true
b false

16- counting by fours

Answerδh > 0explanationc₆h₆  (s)  → c₆h₆ (l)if you are changing it from a solid to a liquid, you are pretty much melting the solid. this requires heat energy. therefore, the reaction is endothermic (takes in energy); the system enthalpy increases as the reaction proceeds: δh > 0.

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