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The delta H of combustion of C2H6 is 1541kJ/mole. How many kJ

1.The delta H of combustion of C2H6 is 1541kJ/mole. How many kJ of energy result when 575g of C2H6 are combusted ?2.Explain why C2H4 molecules can form polymers,, but C2H6molecules cannot.3.What is the molality of 19.0g of NaOH dissolved in 225g of water ?4.Aluminum has a specific heat of 0.880 J/g-degree. How many joules are needed to heat 495g of Al from 25.0oC to 75.0oC ?

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