Solve the Problem $\left[ \mathrm { H } ^ { + } \right]$

question 88

Multiple Choice

Solve the problem.
-The hydrogen ion concentration of a substance $\left[ \mathrm { H } ^ { + } \right]$ is about $5.2 \times 10 ^ { - 7 }$ moles per liter. Find the $\mathrm { pH }$ . Round to the nearest tenth. Use the formula $\mathrm { pH } = - \log \left[ \mathrm { H } ^ { + } \right]$ .

• A) \(- 7.7\)
• B) \(6.3\)
• C) \(6.6\)
• D) \(7.7\)

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