What Is the [OH^-] in a Solution That Has a [H₃O⁺]

question 31

Multiple Choice

What is the [OH^-] in a solution that has a [H₃O⁺] of 1 × 10^-6 M?

• A) 1 × 10^-20 M
• B) 1 × 10^-8 M
• C) 1 × 10^-6 M
• D) 1 × 10^-7 M
• E) 1 × 10⁷ M

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Definitions:

Placebo

An inert substance given to a patient in control groups for medical experiments to compare the effects of a particular drug.

Testable Hypotheses

A proposition that can be put to a practical test to determine its validity.

Relative Risk

A measure in epidemiology that indicates the likelihood of a certain event or disease occurring in one group compared to another.

Mortality

The state of being subject to death; often used in statistics to refer to the rate of death in a population.