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standard free energy change for the hydrolysis of ATP

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Textbooks quote the value of standard free energy change for the hydrolysis of ATP equal to -7.3 kcal/mole. A certain molecular machine uses one ATP per ste and does useful work equal to 14 kT. This job reconciles these statements, using the fact that typical intracellular concentration are [ATP] = 0.01, [ADP] = .001, and [Pi}= .01.

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This job reacts to standard free energy change for the hydrolysis of ATP.

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Cells use the free energy stored in ATP molecules to drive reactions that would otherwise be non-spontaneous under physiological conditions. This is accomplished by coupling the non-spontaneous reaction with the highly ...

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