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The top documents of rosalyn-simon
Topic: Classifying Matter Which of the following is a physical change that requires energy? a)H 2 O (l) H 2 (g) + O 2 (g) b)H 2 O (l) H 2 O (s) c)H.
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Unit 18 The Cold War China/Korea/Vietnam Ch. 30 (3) Ch. 33 Ch. 35 (3-5)
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