[Answer] A chemical reaction that releases heat to the surroundings is said to be __________ and has a __________ ΔH at constant pressure.

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A chemical reaction that releases heat to the surroundings is said to be __________ and has a __________ ΔH at constant pressure. A chemical reaction that releases heat to the surroundings is said to be _____ and has a _____ ΔH at constant pressure . A) endothermic positive B) endothermic negative C) exothermic negative D) exothermic positive E) exothermic neutral A chemical reaction that absorbs heat from the surroundings is said to be _____ and has a _____ ΔH at constant pressure . (a).endothermic positive (b).endothermic negative (c). exothermic negative (d).exothermic positive A chemical reaction that releases heat to the surroundin... 21) A chemical reaction that releases heat to the surroundings is said to be _____ and has a _____ ΔH at constant pressure . A) endothermic positive. B) endothermic negative. C) exothermic negative. D) exothermic positive. E) exothermic neutral. 22) The reaction . 4Al (s) + 3O 2 (g) → 2 Al 2 O 3 (s) ΔH … Enthalpy and Chemical Reactions – Introductory Chemistry ... Enthalpy and Chemical Reactions – Introductory Chemistry ... Enthalpy and Chemical Reactions – Introductory Chemistry ... Enthalpy and Chemical Reactions – Introductory C...

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