Solutions, Acids & Bases Vocab

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Unsaturated Solution

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A solution that contains less solute than a saturated solution and can dissolve additional solute.

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Base

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Any compound that increases the number of hydroxide ions when dissolved in water.

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Solute

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In a solution, the substance that dissolves in the solvent.

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Indicator

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A compound that can reversibly change color depending on conditions such as pH.

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Supersaturated Solution

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A solution that holds more dissolved solute than is required to reach equilibrium at a given temperature.

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Saturated Solution

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A solution that contains the maximum amount of solute that can be dissolved at a given temperature.

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Acid

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Any compound that increases the number of hydrogen ions when dissolved in water.

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Solvent

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The substance in which the solute dissolves to form a solution.

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Electrolyte

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A substance that produces an electrically conducting solution when dissolved in water.

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pH Scale

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A scale used to measure the acidity or basicity of a solution, ranging from 0 (acidic) to 14 (basic).