Chemistry, 21.05.2020 03:59 madelyngv97
54 J of heat is required to raise the temperature of a 2.47g unknown substance from 17.10C to 46.70C.
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When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.
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The fact that the total amount of energy in a system remains constant is a(n)
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What role does weathering have in shaping earth’s surface? a) it allows sediments to fall out of a medium. b) it sediments settle on a new surface. c) it breaks down older material into sediments. d) it transports sediments to a different location. will give brainliest, answer quickly.
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54 J of heat is required to raise the temperature of a 2.47g unknown substance from 17.10C to 46.70C...
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