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  1. Definition. Concentration refers to the amount of a substance (solute) present in a certain volume of solution.

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  3. Dec 3, 2021 · To define a solution precisely, we need to state its concentration: how much solute is dissolved in a certain amount of solvent. Words such as dilute or concentrated are used to describe solutions that have a little or a lot of dissolved solute, respectively, but these are relative terms whose meanings depend on various factors.

  4. May 9, 2019 · In chemistry, "concentrated" refers to a relatively large quantity of substance present in a unit amount of a mixture. Usually, this means there is a lot of a solute dissolved in a given solvent. A concentrated solution contains the maximum amount of solute that can be dissolved.

    • Anne Marie Helmenstine, Ph.D.
    • Concentration Definition
    • How to Calculate Concentration
    • Strict Definition
    • Concentration Versus Dilution

    In chemistry, concentration refers to the amount of a substance in a defined space. Another definition is that concentration is the ratio of solute in a solution to either solvent or total solution. Concentration is usually expressed in terms of mass per unit volume. However, the solute concentration may also be expressed in molesor units of volume...

    Concentration is determined mathematicallyby taking the mass, moles, or volume of solute and dividing it by the mass, moles, or volume of solution (or, less commonly, the solvent). Some examples of concentration units and formulas include: 1. Molarity (M)- moles of solute/liters of solution (not solvent!) 2. Mass Concentration (kg/m3 or g/L)- mass ...

    In the strictest sense, not all means of expressing the composition of a solution or mixture fall under the simple term "concentration". Some sources onlyconsider mass concentration, molar concentration, number concentration, and volume concentration to be true units of concentration.

    Two related terms are concentrated and dilute. Concentrated refers to chemical solutions that have high concentrations of a large amount of solute in the solution. If a solution is concentrated to the point where no more solute will dissolve in the solvent, it is said to be saturated. Dilute solutions contain a small amount of solute compared with ...

    • Anne Marie Helmenstine, Ph.D.
  5. Jan 10, 2017 · Definition. A concentration gradient occurs when a solute is more concentrated in one area than another. A concentration gradient is alleviated through diffusion, though membranes can hinder diffusion and maintain a concentration gradient.

  6. Dec 28, 2023 · Concentration in chemistry is the measurement of the number of particles present in a given volume, often in a mixture or solution. The concentration of a solution...

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