I am not 100% sure, but i believe variable composition is when the composition of a mixture can vary, or contain different properties, elements/compounds... etc. An example of variable composition would be a heterogeneous mixture, which has no uniform way of being composed. Where as its opposite, a homogeneous mixture, has a set composition of the same properties, elements/compounds... etc. and can be recreated.
The term for matter having indefinite composition and variable properties is a mixture. Mixtures can be homogeneous (uniform composition) or heterogeneous (non-uniform composition).
An example of a homogeneous material with a variable composition is a solution, where one or more substances are dissolved in another substance. The composition of a solution can vary depending on the amount of solute dissolved in the solvent.
A chemical combination of two or more substances in variable proportions is called a mixture. Mixtures can be either homogeneous (uniform composition throughout) or heterogeneous (non-uniform composition).
A SUBSTANCE is a material that has constant composition, regardless of its source, also said to be pure. This is opposed to an impure sample one with variable composition which would be called a MIXTURE. subutance
One drawback of the law of constant composition is that it may not hold true for all substances, especially those with variable composition such as alloys or solid solutions. Additionally, it assumes that compounds are made up of discrete units, which may not always be the case at the molecular level. Finally, the law does not account for isotopic variations in elements.
Nonstoichiometric compounds have a variable composition.
No, the composition is variable - excepting of course specific recipes.
The term for matter having indefinite composition and variable properties is a mixture. Mixtures can be homogeneous (uniform composition) or heterogeneous (non-uniform composition).
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An example of a homogeneous material with a variable composition is a solution, where one or more substances are dissolved in another substance. The composition of a solution can vary depending on the amount of solute dissolved in the solvent.
As a result of the thermonuclear reactions in the Sun the chemical composition is variable.
heterogeneous mixture
Apatite is a calcium fluoride phosphate of variable composition, sometimes used in the manufacture of fertilizer.
A chemical combination of two or more substances in variable proportions is called a mixture. Mixtures can be either homogeneous (uniform composition throughout) or heterogeneous (non-uniform composition).
The composition of a mixture is variable. Each of its components retains its characteristic properties. Its components are easily separated.
Minerals are basically chemicals in a solid form.A2. Part of the definition of a mineral is that it has a known chemical composition. If its composition were variable, it would not qualify under the definition.
In the context of density, the manipulated variable is the factor that is intentionally changed or controlled in an experiment to observe its effect on the density of a substance. This could include variables like temperature, pressure, or composition of the substance.