read the passage about a chemical reaction that causes a change in temperature. then, follow the…

read the passage about a chemical reaction that causes a change in temperature. then, follow the instructions below. if soldiers in the united states military want a hot meal when they are far away from a kitchen, they can eat something called a meal, ready - to - eat, or mre. an mre includes a pouch containing magnesium (mg) and other substances. when a soldier adds water (h2o) to the mre, the water reacts with the magnesium in the pouch to form magnesium hydroxide (mg(oh)2) and hydrogen (h2). as the reaction happens, the pouch heats up and cooks the meal. select the true statement. this chemical reaction is exothermic. it converts chemical energy to thermal energy, which is released into the surroundings. this chemical reaction is endothermic. it absorbs thermal energy from the surroundings and converts that energy to chemical energy.

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