Examlex
What should be a writer's first task when composing messages containing questions and requests?
pH
A scale that measures the acidity or alkalinity of a solution, where 7 is neutral, values below 7 are acidic, and values above 7 are alkaline.
Mathematical Relationship
A connection between two or more variables or quantities, often expressed using equations or formulas.
pH
A scale used to specify the acidity or basicity of an aqueous solution, ranging from 0 (acidic) to 14 (basic).
Buffer Solution
A solution that can resist changes in pH when small quantities of an acid or base are added, maintaining a relatively constant pH.
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