What Is the Concentration (In M)of Hydroxide Ions in a Solution

question 19

Multiple Choice

What is the concentration (in M) of hydroxide ions in a solution at 25.0 °C with pH = 4.282?

• A)4.28
• B)9.72
• C)1.92 ×
• D)5.22 ×
• E)none of the above

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Definitions:

Activation

The process of making something active or operative, such as initiating a chemical reaction or stimulating a cell to perform a function.

Neutrons

Subatomic particles found in the nucleus of an atom, with no electric charge and a mass slightly greater than that of protons.

Protons

Positively charged subatomic particles found in the nucleus of an atom, contributing to the atom's mass and defining the element's atomic number.

Electrons

Negatively charged subatomic particles that orbit the nucleus of an atom, involved in electrical conduction and chemical bonding.