Buslern
Buslern Buslern
  • 17-05-2017
  • Physics
contestada

endothermic or exothermic

endothermic or exothermic class=

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Аноним Аноним
  • 17-05-2017
the first two are endothermic 
the last two are exothermic
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AJWhit
AJWhit AJWhit
  • 17-05-2017
Endo - means to take in

Exo - means to get rid of or release

If heat is in the first part of the reaction, then it is Endothermic.
If the heat is in the second part of the reaction, it is Exothermic.

Hope this helps!
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