Solve the Problem $\left[\mathrm{H}^{+}\right]$ Whose $\mathrm{pH}$ Is 73 Use the Formula $\mathrm{pH}=-\log \left[\mathrm{H}^{+}\right]$

Multiple Choice

Solve the problem.
-Find the hydrogen ion concentration of a solution $\left[\mathrm{H}^{+}\right]$ whose $\mathrm{pH}$ is 7.3. Use the formula $\mathrm{pH}=-\log \left[\mathrm{H}^{+}\right]$ .

A) $-8.63 \times 10^{-1}$ moles per liter
B) $8.63 \times 10^{-1}$ moles per liter
C) $5.01 \times 10^{-8}$ moles per liter
D) $2.00 \times 10^{7}$ moles per liter