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Author Question: When an automobile engine starts, the metal parts immediately begin to absorb heat released during ... (Read 42 times)

madimontg

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on: Nov 5, 2023

Question 1

What would be the standard enthalpy change for the reaction of 1.00 mole of H2(g) with 1.00 mole of  Cl2(g) to produce 2.00 moles of HCl(g) at standard state conditions?
         [ΔH°f (HCl(g))= –92.3 kJ/mol]


Question 2

When an automobile engine starts, the metal parts immediately begin to absorb heat released during the combustion of gasoline.  How much heat will be absorbed by a 165 kg iron engine block as the temperature rises from 15.7°C to 95.7°C? (The specific heat of iron is 0.489 J/g·°C.)
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by madimontg on Nov 5, 2023

miro2222

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Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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madimontg

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Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review

komodo7

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Reply 3 on: Yesterday
Excellent

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