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1. Write down the equations that correspond to the following standard enthalpy changes. Check your answers by clicking on the reveal link. a) formation of propane b) combustion of ethane c) formation of magnesium oxide d) combustion of magnesium e) combustion of ethanol, C2H5OH f)formation of methanol, CH3OH g) combustion of hexane, C6H14 2 Again check on your answers by clicking on the reveal link. a) Write a thermochemical equation showing that when 1 mole of carbon burns in oxygen, 394kJ of heat are liberated. b) Calculate the enthalpy change on complete combustion of i)10 moles of carbon ii) 0.25 moles of carbon c) What mass of carbon would have to be burned to produce ii) 1000kJ BACK |
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