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What else can I help you with?
Is copper oxide a pure substance?
No, its a compound which is 2 or more elements combined. Copper oxide is copper + oxygen which are 2 separate substances.
Carbon and hydrogen are examples of pure substances or?
Elements.
Matter is Classified as mixtures and?
Matter is classified as mixtures and substances. Mixtures are composed of two or more different substances that are physically combined, while substances are pure forms of matter that cannot be separated by physical means. Substances are further divided into elements and compounds.
Is potassium bromide a pure substances?
This is an ionic compound and if it is not mixed in solution or found with other substances, it is pure.
What makes something a pure substance?
A pure substance consists of only one type of molecule or element and has a fixed chemical composition. It cannot be separated into simpler substances by physical means such as filtration or distillation. Examples include elements like gold or compounds like water.
What 2 catogories of substances include pure substances?
elements and compounds
Is salt a combination of 2 pure substances?
Pure salt, NaCL, is a chemical compound made from two elements. So yes it is a combination of two pure substances
What are the 2 categories of substance?
The 2 categories are 'pure substances' or 'mixtures'
Union of 2 pure substances to make a third?
chemical
What 2 catigories can matter be divided into?
Matter can be divided into two categories: pure substances and mixtures. Pure substances are made up of only one type of atom or molecule, while mixtures are composed of two or more different substances that are physically combined.
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.
Why is a mixture not a pure substance?
Because it contains 2 or more substances
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
Why the separation of substances is necessary?
it is important to separate and purify substances so that: 1.we can get them in their pure form. 2.to remove undesirable particles from them.
What are the characteristic of pure substances?
The characteristics of pure substances are:fixed melting pointfixed boiling pointsfixed valencyfixed densitystability
