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OpenStudy (anonymous):
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OpenStudy (anonymous):
When a cold pack is used, ammonium chloride mixes with water and energy is absorbed from the water to reduce the temperature of the water. Which of the following best describes this type of reaction? endothermic exothermic decomposition synthesis
OpenStudy (anonymous):
@aaronq
OpenStudy (aaronq):
If a substance emits energy into the surroundings (in this case water) it is considered exothermic, if it absorbs energy (heat) from the water then it is endothermic.
OpenStudy (aaronq):
endo = inside exo = outside
OpenStudy (anonymous):
so its A
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OpenStudy (aaronq):
yep
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