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Chemistry, 23.10.2020 16:10, lareynademividp0a99r
Which properties do not change the composition of a substance?
A: neither chemical nor physical properties
B: chemical and physical properties
C: chemical properties
D: physical properties
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Answers: 2
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The element chlorine has two stable isotopes, chlorine-35 with a mass of 34.97 amu and chlorine-37 with a mass of 36.95 amu. from the atomic weight of cl = 35.45 one can conclude that:
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Which properties do not change the composition of a substance?
A: neither chemical nor physical pro...
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