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Compounds are comprised of different elements, for example water, H2O is a compound formed by the elements Hydrogen and Oxygen.
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∙ 13y ago
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Is saliva a mixture or a pure substance?
It is a mixture of COMPOUNDS not a mixture of pure substances.
Does pure substances have a fixed composition?
No. The nobel gases and the rare earth metals (gold, platinum) occur as pure substances in nature because they are relatively unreactive. Most materials do not occur as pure substances (typically oxidized) and must be treated to be made pure.
Pure substances can be classified as or compounds.?
Elements
Are most substances around us pure substances ao mixture?
There are very few pure substances around us. Most substances are mixtures, or compounds.
What is formed by the combining of elements or other compounds through chemical reactions?
Chemical compounds are formed by the combining of elements or other compounds through chemical reactions. They are defined as pure chemical substances.
Is saliva a mixture or a pure substance?
It is a mixture of COMPOUNDS not a mixture of pure substances.
Are compounds pure?
Yes, compounds are pure substances.
What are pure substances solutions homogeneous mixtures colloids or compounds?
Compounds and solutions are pure substances
What can pure substances be classified as?
Pure substances are divided into elements and compounds.
Is juice an example of a molecule?
No it's a solution made from compounds derived from pure substances
Why aren't compounds and elements the same?
Compounds are made of two or more substances joined together, and elements are a pure substance that can't be broken down into simpler substances.
In the classification of matter what are two pure substances?
The two types of matter that are pure substances are elements and compounds.
What is the word for elements and compounds?
They are called pure substances because they are made 'purely' of one molecule.
What 2 catogories of substances include pure substances?
elements and compounds
Are pure substances compounds?
ja.....yes..... They are pure only if they were purified.
Does pure substances have a fixed composition?
No. The nobel gases and the rare earth metals (gold, platinum) occur as pure substances in nature because they are relatively unreactive. Most materials do not occur as pure substances (typically oxidized) and must be treated to be made pure.
Which term are use to identify pure substances?
Pure substance can be identified as either elements or compounds. Some examples of pure substance that are elements are sulfur and tin. Pure substances that are compounds are sugar and salt.
