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which is not true about the chemical formula of a sbstance?
a.it gives the number and kinds of atoms present.
b.it shows that a substance has a definite compound.
c.it shows the elements present in the compound.
d.it shows the phase of a substance.
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∙ 11y ago
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Yes
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When substances are mixed it can result in physical or a chemical change true or false?
true
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True
A change in which one or more substances combine or break apart to form new substances?
chemical change
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it is not true it is a chemical reaction
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The substances represented by the chemical formula N2 is nitrogen gas.
