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In a particular biological reaction taking place in the body at 37°C, the change in enthalpy was -­-135 kJ mol-­-1 and the change in entropy was -­-136 J K-­-1 mol-­-1. (a) Calculate the change in Gibbs energy (b) Is the reaction spontaneous? (c) Calculate the total change in entropy of the system and the surroundings.

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