Author details

• Everything should be made as simple as possible, but not simpler (A. Einstein)

• Minds are like parachutes: they function only when they are open (J. Dewar)

• Telling the truth in a time of universal deceit is a revolutionary act (G. Orwell)

checking, what brings success to you and others (own apprenticeship).

• Nothing is too wonderful to be true if it be consistent with the laws of nature (M. Faraday).

• A new scientific truth does not triumph by convincing its opponents (…), but rather because its opponents eventually die, and a new generation grows up that is familiar with it (M. Planck).

• Do not believe in any messages just because they are in force for a long time, in many countries. Do not believe in something just because a lot of people say/write it for a long time. Do not accept anything just because someone else said/wrote it. Do not believe in something just because it sounds plausible. Have confidence in what you have accepted as true after a long experience/

• A good theory is the best practical tool (J.C. Maxwell)

48 Redox - Principles and Advanced Applications

• Art of reasoning is nothing more than a well-ordered language

• Man learns throughout his life, with the exception of school years

Notations

ChB charge balance D titrand

EL equilibrium law G (6¼ G) Gibbs' function G number of balances

GEB generalized electron balance K number of concentration balances

<sup>T</sup> transposition sign for a vector

N<sup>A</sup> Avogadro's number R gas constant T (6¼ T) temperature (in K)

V volume [mL] of T V<sup>0</sup> volume [mL] of D

T titrant

W H2O

Anna Maria Michałowska-Kaczmarczyk<sup>1</sup> , Aneta Spórna-Kucab<sup>2</sup> and Tadeusz Michałowski<sup>2</sup> \*

\*Address all correspondence to: michalot@o2.pl

1 Department of Oncology, The University Hospital in Cracow, Cracow, Poland

2 Faculty of Chemical Engineering and Technology, Cracow University of Technology, Cracow, Poland
