Hydrogen ion activity can be expressed as which of the following?
a. pH = log10[H–] c. pH = –log10[H+]
b. [H+] = log ? 10 d. pH = 1 ? 10?7 mol/L
ANS: C
Sorenson introduced the term pH as a shorthand way to express the hydrogen ion activity of so-lutions. It is defined as the negative logarithm (base 10) of the hydrogen ion concentration, or pH = –log10[H+].
Health Professions
You might also like to view...
Strobe lights are an example of which notification appliance category?
A. Visual B. Textual C. Conductive D. Addressable
Health Professions
According to OSHA, Category I tasks
A. involve tasks such as taking a patient's blood pressure. B. do not require any special precautions. C. expose a worker to blood, body fluids, or tissues. D. involve tasks such as giving mouth-to-mouth resuscitation. E. do not involve risk of exposure.
Health Professions