Which of the following provides evidence that a chemical change has taken place?
the or...
Chemistry, 25.10.2019 16:43 lexiepedit4958
Which of the following provides evidence that a chemical change has taken place?
the original substance can be recovered by physical processes
a gas is formed when two liquids are mixed
some pieces of substances get smaller or disappear
one substance dissolves in another
Answers: 2
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