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iPad 6:17 PM aleks.com Biology4Ki... Luxe Clip-. StyleSeat Brooklyn ALEKS Search Q& You're don... Untitled ALEKS GRADEBOOK | E WORKSHEET | GRADEBOOK -INBOX REPORT | OPTIONS Crystal Mcguire HELP MyPle Review ALEKS CalculatorData Per. Table Assignments Gen Chem II Question #8 A chemist measures the enthalpy change H during the following reaction 2CH,OH(l) + H2SO4(l)(CH3),SO4(/) + 2H20(l) AH= _ 15. kJ Use this information to complete the table below. Round each of your answers to the nearest kJ/mol el x10 reaction 10CH3OH (1) + 5H2so,U) 5(CH),SO4(/) + 10H2o@ kJ 4c%)2so.() + 8H2o@ scH,OH(/) + 4H2so,(/) 4(CH.),so,(/) + 8H2o@ 8CH 30H(/) 4H.SO4(/) kJ (c%),so,(,) + 2H20(I) 2CH3OH (,) + H2SO4(/) Help Next >> I haven't learned this yet

Explanation / Answer

First reaction : enthalpy deltaH = 5 x -15 = -75 = -7.5 x 10^1 kJ

Second reaction : enthalpy delta H = 4 x 15 = 60 = 6.0 x 10^1 kJ

Third reaction : enthalpy deltaH = 15 = 1.5 x 10^1 kJ

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