Chemistry, 11.09.2021 06:30 arashworth9766
Which of the following is a pure substance that cannot be broken down into simpler substances by chemical means?
a- homogenous mixture
b-chemical compound
c-chemical element
d-heterogeneous mixture
e-solution
Answers: 3
Chemistry, 21.06.2019 18:50
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Which of the following is a pure substance that cannot be broken down into simpler substances by che...
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