The phrase “the heat absorbed or released by a system

What is enthalpy?Question 7 options: the heat given off during an exothermic reaction. the heat absorbed during an endothermic
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2H2+O2 -> 2H20 changeHrxn=-484 KJWhich answer best describes the transfer heat that occurs when 1.30 mol of H2 reacts? 629 KJ
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2. asked by Anonymous
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2H2+O2=2H2OH=-484KJ Which answer best describes the transfer of heat that occurs when 1.41 mol of H2 reacts with 0.671 mol of
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The phrase “the heat absorbed or released by a system undergoing a physical or chemical change at constant pressure” isa.
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Which event occurs during an endothermic reaction?(1 point)Responses Light is released to the environment, while heat is
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Question 1 A)Which result occurs during an exothermic reaction?(1 point) Responses Light is released into the environment, while
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2. asked by r
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1) Which result occurs during an endothermic reaction?* 2 points Heat is absorbed from the environment into the chemical(s).
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Which result occurs during exothermic reaction?Heat is released into the environment, while light is absorbed Light or heat are
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Which result occurs during an exothermic reaction?(1 point)Responses Heat is released into the environment, while light is
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Which result occurs during an exothermic reaction?(1 point)Responses Heat is released into the environment, while light is
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