Use the values from the previous question to explain why the reaction is exothermic.
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Card 7
Front
Amount of energy compared-two different fuels.1g each fuel-burned+heat produced to increase temp of 100cm water.Temperature rise-fuel A=21 +fuel B=32 .(Specific heat capacity of water=4.2 J/g/K.Why is the same volume of water used each time?
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Card 8
Front
Calculate the heat energy transferred to the water from Fuel A, if the water weighs 100g.
