ATP hydrolysis at pH 7.0 is accompanied by release of hydrogen ion to the medium
ATP4- + H2O ↔ ADP3- + HPO42- + H+
If the ΔG˚’ for this reaction is -30.5 kJ/mol, what is ΔG˚ (that is, the free energy change for the same reaction with all components including H+, at a standard state of 1M)?
From GARRETT/GRISHAM. Biochemistry, 4E. © 2009 Brooks/Cole, a part of Cengage Learning, Inc. Reproduced by permission. www.cengage.com/permissions