Question

The pH of an aqueous solution of $NaCl$ at ${85}^{o}C$ should be:

• A. $7$
• B. $>7$
• C. $<7$
• D. $0$

Answer 1

Answer: (C)

$<7$

$NaCl$ is a neutral salt. Water has $pH$ less than $7$ at ${85}^{o}C$. So, $pH$ of an aqueous solution of $NaCl$ is less than $7$.