Dilution Equation
Dilution Equation - Related Videos
02:59
Solution Concentration and Dilution
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2020
The relative amount of a given solution component is known as its concentration. Often, though not always, a solution contains one component with a concentration that is significantly greater than that of all other components. This component is called the solvent and may be viewed as the medium in which the other components are dispersed or dissolved. Solutions in which water is the solvent are, of course, very common on our planet. A solution in which water is the solvent is called an aqueous...
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Dilution: Concept
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Dilution in finance refers to the reduction in the ownership percentage of existing shareholders when a company issues additional shares. While dilution is often seen as a negative factor due to its impact on earnings per share (EPS) and voting power, it is sometimes necessary for a company's growth and sustainability.One primary reason for dilution is capital raising. Companies issue new shares to generate funds for expansion, research, acquisitions, or debt repayment. This allows businesses...
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Types of Dilution: Value
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Value dilution occurs when a company's per-share value decreases due to the issuance of additional shares without a corresponding increase in the company’s profits, assets, or market value. This often affects existing shareholders by reducing their share of the company’s earnings and ownership.The leading causes of value dilution include raising capital through new stock issuance, granting stock options to employees, and converting convertible securities into shares. While these activities may...
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Chemical Equations
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2020
Chemical equations represent the identities and relative quantities of substances involved in a chemical reaction. The substances undergoing reaction are called reactants, and their formulas are placed on the left side of the equation. The substances generated by the reaction are called products, and their formulas are placed on the right side of the equation. Plus signs (+) separate individual reactant and product formulas, and an arrow (→) separates the reactant and product (left and right)...
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Thermochemical Equations
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2020
For a chemical reaction (the system) carried out at constant pressure – with the only work done caused by expansion or contraction – the enthalpy of reaction (also called the heat of reaction, ΔHrxn) is equal to the heat exchanged with the surroundings (qp). The change in enthalpy is an extensive property, and it depends on the amounts of the reactants participating in the reaction (or the number of moles of reactants). The change in enthalpy is specific to the reaction, and the physical...
FAQs
The product remains constant because dilution adds solvent rather than removing or adding dissolved solute. The solution occupies a larger volume, while the amount of solute stays unchanged. As a result, concentration decreases in proportion to the volume increase. This principle lets the original stock conditions and the desired final conditions be connected quantitatively.
The known values identify the unknown through C1V1 = C2V2. C1 and V1 describe the concentrated stock contribution, while C2 and V2 describe the target solution. Rearranging the relationship allows calculation of the stock volume needed or the final volume achievable. Selecting the appropriate rearrangement prevents confusion between starting and final conditions.
Adding solvent changes the solution’s total volume and therefore lowers its concentration. The dissolved solute amount does not change during this operation. This distinction is central to applying the equation: the concentration terms represent different stages, but their concentration–volume products correspond to the same solute quantity. It also explains why dilution differs from changing the amount of solute.
First identify the stock concentration, desired concentration, and desired final volume. Substitute those values into the equation and solve for the required stock-solution volume. The calculated portion of stock is then brought to the target final volume with solvent. This workflow converts a target concentration into a measurable preparation plan for laboratory solutions.
Serial dilutions apply the same concentration–volume relationship repeatedly, using one diluted solution as the starting material for the next step. Each stage establishes a new concentration and volume that can serve as inputs for the following calculation. This approach supports systematic preparation of multiple concentrations for experiments while maintaining a consistent mathematical basis across the series.
The relationship supports reagent preparation, analytical chemistry, and biological assays, where accurately prepared concentrations contribute to consistent experimental results. It is also useful whenever a concentrated solution must be converted into a specified working concentration. In these settings, the calculation links preparation conditions to the concentration required for the experiment or measurement.