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    1. Calculate the mass of methane required to produce 50,000 KJ of heat energy?
    The information I am given is the
    energy change= -890 KJmol-1

    2. Calculate the amount of light energy required to make 1000g of glucose
    C6H1206+602--------> 6CO2 + 6H20

    Any hints would be greatly appreciated, thanks!
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    Sorry I forgot to mention, in the last question I am given the enthalpy change which is +2802KJmol-1
 
 
 
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