Edexcel Jan 2017 (IAL) Paper 2 Q17

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16 The table gives some data on fuels. Fuel Energy density / MJ l1 CO2 produced on combustion / kg l1 Biodiesel LPG Petrol Wood 33 24 32 10 2.5 1.5 2.3 0.9 Which fuel produces the smallest mass of carbon dioxide on combustion to generate 100 MJ of energy? A Biodiesel B LPG C Petrol D Wood 17 Which combustion of ethanol produces no change in the volume of gas present at room temperature? (Total for Question 16 = 1 mark) A C2H5OH(l) + 3O2(g) (cid:111) 2CO2(g) + 3H2O(l) B C2H5OH(l) + O2(g) (cid:111) 2C(s) + 3H2O(l) C C2H5OH(l) + 2O2(g) (cid:111) 2CO(g) + 3H2O(l) D C2H5OH(l) + 1O2(g) (cid:111) CO(g) + C(s) + 3H2O(l) (Total for Question 17 = 1 mark) TOTAL FOR SECTION A = 20 MARKS A E R A S I H T N I E T I R W T O N O D A E R A S I H T N I E T I R W T O N O D A E R A S I H T N I E T I R W T O N O D *P48368A0924* Turn over<br />

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