Question

pH of a solution can be expressed as

• A. $-{\log }_e[H^{+}]$
• B. $-{\log }_{10}[H^{+}]$
• C. ${\log }_e[H^{+}]$
• D. ${\log }_{10}[H^{+}]$

Answer 1

Answer: (B)

$pH$ is defined as the negative logarithm of the hydrogen ion concentration in solution. $pH=-{\log }_{10}[H^{+}]$