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never [62]
3 years ago
12

Why should you never mix unknown chemicals?

Chemistry
1 answer:
Zolol [24]3 years ago
5 0
Because it could blow up you or your house or melt everything.
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what can we tell about an unknown substance based on its properties. Its science btw, i couldnt find the science subject
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Answer:

Measuring its density and comparing your result to a list of known densities, or other properties that give you useful info

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You can use observations about substances to form a hypothesis about the substance by comparing it to others. Ex: if something is magnetic it must be made of one or more of the elements iron, cobalt, or nickel.

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I took the test

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