| http://www.w3.org/ns/prov#value | - g chemical bondsThe net gain or loss of energy is often in the form of heatAny reaction where heat is a product is called exothermic Reactions that consume energy are called endothermic Reactions can release heat by replacing ???weak??? bonds with ???strong??? onesThe amount of heat absorbed or released by a chemical reaction is called the heat of reaction A calorimeter can be used to measure the
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