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Which is a property of a pure substance uniform composition fixed composition varying composition?
A property of a pure substance is fixed composition. This means that the substance is made up of only one type of molecule or atom throughout, with no variation in its chemical composition.
What has a fixed composition and is always homogeneous?
A compound has a fixed composition and is always a homogeneous pure substance.
Does the composition stays the same or pure substance?
A pure substance consists of only one type of element or compound. The composition of a pure substance always stays the same, with a fixed ratio of its constituent particles.
What is composed of one type compound?
A pure substance is composed of only one type of compound. Pure substances have a fixed composition and distinct chemical properties.
If the composition of a material is fixed?
If the composition of a material is fixed, it means that the material is made up of a set combination of elements in specific proportions. This fixed composition gives the material its unique properties and characteristics, which remain consistent as long as the composition is maintained.
What is the difference between a pure substance and a homogeneous mixture?
The difference between a homogeneous mixture and a pure substance is that a pure substance has a fixed composition and cannot be separated because it is chemically bonded and a homogeneous mixture can be separated.
Is sodium bromide a pure substance or mixture?
Sodium bromide is a pure substance because it is a compound with a fixed chemical composition, consisting of sodium and bromine atoms in a specific ratio.
What is a pure substants?
A pure substance is a material that has a constant composition and distinct properties. It is made up of only one type of atom or molecule. Examples include elements like gold and compounds like water.
What is an example of a pure substance and why?
Table salt [sodium chloride], sugar [sucrose], water [H2O], Oxygen[O2] A pure substance is a substance that has a fixed composition and differs from a mixture in that every sample of a given of a pure substance has exactly the same characteristic properties and compositions.
How is water a pure substance?
Pure substances fall into two categories: elements or compounds, both of which have constant compositions. H2O is a compound, and therefore a pure substance because its composition does not vary.
Is HCl a pure substance?
HCl is a pure substance because it is a compound. Pure substances consist of elements and compounds.
Is salt solution a pure substance?
No, a salt solution is not a pure substance. It is a mixture of salt (solute) dissolved in water (solvent). A pure substance contains only one type of element or compound with a fixed chemical composition.
