metal / chemical components / thermal energy measurement / chemical reactions / heat energy / chemical reaction system / chemical properties / chemical system / bond energy / energy change / chemical processes / chemical process / External warming devices / chemical substances / chemical reaction processes / thermal energy / relative bond energy / chemical reaction / chemical species / thermal energy transfer / energy transfer / chemical property leads / uniform energy distribution / energy / /
[removed][removed]Sub-Zero — High School Sample Classroom Assessment Introduction Chemical reactions can be described as endothermic or exothermic depending on whether energy is used or given off during a reac