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What is another name for a pure substance?
The terms element and compound are used to identify pure substances.
Is mineral a pure substance?
Theoretically a mineral is a pure substance; practically this situation is not so frequent.
Is the white substance left behind when tap water evaporates is it a pure substance or a mixture?
It would be a mixture of various minerals and chemicals if any were present in the water before evaporation
Is the pacific ocean a pure substance?
No it is not. A pure substance is one that can only be broken down by chemical means. Because the ocean is made up of different things (salt, water, other minerals, fish, etc.) that can be physically broken down (by evaporation for example), it is not a pure substance. Pure substances are classified as either Elements or Compounds. The ocean is a Mixture. Some would classify it as a Heterogeneous mixture because of the seaweed and fish and whatnot in it. The water in the ocean itself is a Homogeneous Mixture (also known as a Solution).
Is a diamond a pure substance?
yes, a diamond is a crystalline form of pure carbon, there for making it a pure substance.
Is water a mixtrure or pure substance?
Water is a compound having a chemical formula of fixed proportions, and as such is a pure substance. Its chemical formula is H2O, in which the two hydrogen atoms are covalently bonded to the oxygen atom.
Is water a mixuture or substance?
Water is considered a pure chemical substance. Its mass and properties are similar to many of the other constituent elements.
What kind of substance of water?
Water is considered a pure chemical substance. Its mass and properties are similar to many of the other constituent elements.
Is water the only pure substance?
No, anything with atoms of a single element is a pure substance. For example (DO NOT TRY IT), but JUST picture a glass filled with mercury (Hg). if there are only Hg molecules, then it is a pure substance.
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.
Is CH3COOH a mixture or pure substance?
CH3COOH is a pure substance. It is the chemical formula for acetic acid.
Is water a pure substance if it is mixed with something?
Only if the mixture is a physical, not chemical, change.
What happens when a pure substance undergoes a chemical changes?
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
Is a pure substance flammable?
Some are flammable and some are not. This depends on the chemical properties of the individual substance. Nonflammable pure substance include helium, water, and gold. Flammable pure substances include hydrogen, hexane, and magnesium.
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.
What are the properties of an element?
pure substance,and chemical substance,
Is water mixture or pure substance?
Pure Substance
