IB Chemistry SL | Reactivity 1.1 - Measuring Enthalpy Changes | 19N.1A.SL.TZ0.13

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Reference Code: 19N.1A.SL.TZ0.13

What is the enthalpy of combustion, ΔHc, of ethanol in kJ mol−1?
Maximum temperature of water: 30.0°C
Initial temperature of water: 20.0°C
Mass of water in beaker: 100.0 g
Loss in mass of ethanol: 0.230 g
Mr (ethanol): 46.08
Specific heat capacity of water: 4.18 J g−1 K−1 q = mcΔT