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What is a material that always has a definite composition element compound mixture substance composition?
Wiki User
∙ 13y ago
a substance
Wiki User
∙ 13y ago
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What is the homogeneous material with with a variable composition?
No. A pure substances has a definite and constant composition.
What is the definition of a definite chemical composition?
Definite chemical composition is when a mineral is made of the same material throughout. Basically when a mineral is only made of one material all the way through, not part iron in one part and then gold in the rest.
If the composition of a material is fixed?
it is called a fixed composition
What is a substance?
The word substance (a physical material) originates from Latin substantia, literally meaning "standing under". The word was used to translate the Greek philosophical term ousia.In ChemistryIt is a material that can undergo various transformations related to artificial or natural phenomena. The term substance specifically applies to a physical material with a definite chemical composition, that cannot be separated into constituent materials by physical means. The term "pure substance" may be used to indicate this. A substance may be an element or compound. Mixtures and solutions are combinations of one or more distinct substances.A substance (pure substance) may exist as either a solid, liquid, or gas.Matter of definite composition and properties.For example, every pure element is a different substance. Every pure compound is a different substance.Salt water is a mixture of two substances - sodium chloride and water. Its composition and therefore its properties are not fixed.Gasoline is a mixture of hydrocarbons and (depending on the composition), gasoline's properties can vary.
What do you call a material with definite properties and definite chemical composition?
Atom
Which of the following questions would most likely be investigated by a chemist?
- Which is the chemical composition of a material ?- Which is the chemical structure of a compound ?- What is flammability of a compound ?- What is the toxicity of a compound ?- How to prepare a substance ?and many other.
Which material has definite properties and definite chemical composition?
Minerals have a definite chemical composition, are solid, are inorganic, are naturally occurring, and have a crystalline structure.
Is the density of substance dependent on the composition of the substance or the amount of the substance?
The density depends on the nature of a material.
Heating a white substance produces a vapor and black material Was the substance an element or a compound?
compound as it decomposed into two separate things.
What is the definition of Chemerical?
Chemical substances (also sometimes referred to as a pure substances) are often defined as any material with a definite chemical composition in most introductory general chemistry textbooks. According to this definition a chemical substance can either be a pure chemical element or a pure chemical compound. However, there are exceptions to this definition, a pure substance can also be defined as a form of that has both definite composition and distinct properties and the chemical substance index published by CAS also includes several alloys of uncertain composition.
In science what is substance?
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
Carbon monoxide a pure substance or mixture?
Carbon monoxide (CO) is a chemical compound.
