In a Solution That Has PH = 7

question 97

Multiple Choice

In a solution that has pH = 7.0, the ratio of protons (H⁺) to hydroxide ions (OH^-) equals

• A)70
• B)7
• C)1
• D)1/7
• E)1/70

---

Definitions:

Inputs

Resources, information, or materials used in a process to produce goods or services, essential for the operational workflow.

Outputs

Outputs are the results or products generated by a system, process, or activity after processing input.

Efficiency

The ratio of the useful output of a system to its input, often used to measure the performance and productivity of a process or system.

Clean Sheet

An approach in design or planning that starts from scratch, without considering prior work or constraints, often referred to as starting with a 'blank slate'.