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Using enthalpies of formation, calculate

Calculate the heat of formationof benzene if the heat of combustion of benzene is 3260 kj/mol, given the following enthalpies of
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2. asked by priya
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Calculate the enthalpy change of formation for the following reactions using Hess's law, and the enthalpies of formation given
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2. asked by BOB
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Calculate the enthalpy of reaction from the standard enthalpies of formation of the reactant and product molecules.2C2H6+7O2-->4
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2. asked by Betsie
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please help me? :)topic: standard enthalpies of formation "Calculate ΔHf° of octane, C8H18(l), given the entalpy of combustion
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2. asked by marie
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Why do we put a minus sing in front of the bond enthalpies of the bonds that are being formed?And why are the enthalpies of
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2. asked by Anna
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standard enthalpies of formationH20(l) = -286 LiOH(s) = -487 standard enthalpies of solution for LiOH(s) to split into it's ions
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2. asked by Gemma
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Use standard enthalpies of formation to calculate the value of delata H degree for the rxn:NH3(g) + 3F2(g) = NF3(g) + HF(g)
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2. asked by Padlock
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Calculate the enthalpy of combustion for acetic acid using standard enthalpies of formation.
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2. asked by Diana
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The balanced equation for the decomposition of sodium bicarbonate is 2 NaHCO3 (s) --> Na2CO3 (s) + H2O (g) + CO2 (g)delta H
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2. asked by Laura
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calculate the heat of combustion for the following reactions from the standard enthalpies of formation2H2(g) + O2(g) = 2H2O(l)
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2. asked by TROUBLED
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