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A pure substance is something that is only composed of one component. So, everything in the Periodic Table as well as every single molecule can be considered a pure substance.
For example, a block of sulfur is a pure substance because it's made entirely out of sulfur. Another example would be a cup of pure acetone because there is only acetone inside the cup.
So, salt water is not a pure substance because it's water mixed with salt.
What else can I help you with?
Union of 2 pure substances to make a third?
chemical
Give me some examples of pure substances in everyday life?
Pure substances are made up of a single element, or a single compound. Table salt is a pure substance because it is made up of only the compound NaCl (sodium chloride). Diamond is a pure substance, it is made up of the element carbon. Air is not a pure substance, it is a mixture of several gaseous elements and compounds (nitrogen, oxygen, carbon dioxide..) Distilled water is a pure substance made up of a single compound H2O.
20 pure and impure substances around us?
gold silver
What is a homogeneous mixture of two or more pure substances called?
solution
Would a pure substance ever settle out and form 2 distinct layers?
No, a pure substance would not settle out and form two distinct layers. This does not happen becuase pure substances such as hydorgen or H2O does not consist of many different substances that could settle out and seperate into two distinct layers. ~ Justin .A.
Are elements pure substances or mixed substances?
pure are you dumb or something
What can pure substances be classified as?
Pure substances are divided into elements and compounds.
How many substances are pure substances?
Practically (exceptions exist) all known substances can be obtained in a pure fom.
What are pure substances solutions homogeneous mixtures colloids or compounds?
Compounds and solutions are pure substances
What are the characteristic of pure substances?
The characteristics of pure substances are:fixed melting pointfixed boiling pointsfixed valencyfixed densitystability
Are compounds pure?
Yes, compounds are pure substances.
Is matchbox a pure substance?
Matchbox are not pure substances.
What types of substances are pure matter?
Pure matter substances can be elements, compounds, or mixtures where all components are the same throughout. Examples include pure water (H2O), pure iron (Fe), and pure table salt (NaCl).
What is one difference between mixtures and pure substances?
A mixture contain two or more pure substances.
Are all substances are elements?
Yes my friends. All elements are pure substances that cannot be broken down. However, pure substances aren't all elements.
What are pure substances sugar dissolve in h2o tea and ice gasoline?
None of these are pure substances. All are mixtures.
Do pure substances have identical or diffrent particles?
Pure substances have identical particles. This means that all samples of a pure substance will have the same type and arrangement of particles, whether they are atoms, molecules, or ions. Examples of pure substances include elements and compounds.
