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Is every sample of matter substance?
Every sample of matter is not a substance because a matter may include multiple substances. A substance contains only one kind of matter.
Why is matter a pure substance?
Matter is a pure substance if it can only be separated by chemical means, NOT physical means. This could be a compound or an element. The opposite is a mixture which can be separated/broken into smaller parts by physical means.
What is a sample if matter that has the same composition and properties throughout what?
"A phase is a state of a...system that has...uniform chemical composition and physical properties.""Matter." Wikipedia. 19 Feb 2008, 04:16 UTC. Wikimedia Foundation, Inc. 19 Feb 2008 .
What is one characteristic of a sample of matter that indicates it is a pure substance?
A pure substance is a material which contains atoms of only one kind. It has fixed physical and chemical properties like boiling point, melting point, valency, density.
What are the two main classifications of matter?
pure substance
Is every sample of matter substance?
Every sample of matter is not a substance because a matter may include multiple substances. A substance contains only one kind of matter.
What is a sample of matter either a single element or a single compound?
a pure substance! ;)
Sample of matter that has the same composition and properties throughout?
term for that is pure substance
Why is matter a pure substance?
Matter is a pure substance if it can only be separated by chemical means, NOT physical means. This could be a compound or an element. The opposite is a mixture which can be separated/broken into smaller parts by physical means.
What is a sample of a matter either single element or a single compound that has a definite chemical and physical properties?
a pure substance. :)
What is a sample if matter that has the same composition and properties throughout what?
"A phase is a state of a...system that has...uniform chemical composition and physical properties.""Matter." Wikipedia. 19 Feb 2008, 04:16 UTC. Wikimedia Foundation, Inc. 19 Feb 2008 .
What purpose is is served when water is used instead of a sample substance?
For example to establish a zero point for an instrument or to make a measurement on water considered as a pure sample.
What is a pure sample of atoms that are all the same known as?
a element is a pure substance
What is one characteristic of a sample of matter that indicates it is a pure substance?
A pure substance is a material which contains atoms of only one kind. It has fixed physical and chemical properties like boiling point, melting point, valency, density.
Is matter a pure substance and a mixture?
yes matter can be both pure substances and mixtures
Is o2 a pure substance?
yes, oxygen is an example of a pure substance.a pure substance is made up of one kind of matter and it cannot be broken down into smaller parts.
Why is sugar a substance?
Sugar is a pure substance because everything in a sample is alike: a molecule of sugar.
