do elements have a variable composition - Axtarish в Google
21 мар. 2018 г. · No. Explanation: Elements are pure substances BUT they can exist as isotopes which are different forms of the same atom.
Composition of Elements: The compound that is represented by different ratios of the elements, then the compound is known as having variable composition.
In Mixtures and Pure Substances. A mixture is a substance with a variable composition, meaning that it is composed of molecules or atoms of differing types.
Variable composition – you can vary the amount of each substance in a mixture, Definite composition – there is a fixed amount of each element in a compound.
15 февр. 2023 г. · Elements have a number of properties that are unique ... can have variable composition, meaning the proportion of the components can vary.
A mixture can have variable composition, depending on the proportions of the mixed substances. A pure substance is a form of matter with a uniform composition ...
Variable composition is one indication of a mixture. In a mixture of magnesium and selenium, the two elements maintain their individual properties.
7 нояб. 2023 г. · Compounds are substances formed by chemically combining elements. They have a fixed composition of elements, meaning that they always contain the same ratio of ...
Match the following:i Can have variable composition of constituent elements A Compound ii 1|c| is new substance formed due to reaction of two constituent ...
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