elements compounds and mixtures
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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what is an element | a substance that cannot be split up into simpler subtances by chemical means
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how many elements are know | about 100
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what is a compound | a substance which is amde up of two or more different elements combined together chemically
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how many compounds are known | millions
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what is a mixture | consists of 2 or more different substnaces mingled with each other but not chemically combined
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wht are 5 differences between mixtures and compounds | amount of substances in the mixture can vary, mixtures contain two or more substances,mixtures have similar properties to the substances in the same mixture,substances in the mixture can e easily seperated,little energy chnges occur when a mixture is made
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rbowen2018
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