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Chemistry, 23.03.2021 05:30, keigleyhannah30
Which of the following is the best hypothesis?
O A. Tearing a piece of paper is an example of a physical change.
B. Physical changes are much less interesting to watch than
chemical changes.
C. Some chemical reactions absorb heat, and others release heat.
D. If sodium carbonate is added to vinegar, the reaction will absorb
heat.
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Answers: 1
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Chemistry, 22.06.2019 16:30, joshua1255
Find the number of moles of argon in 364g of argon.
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Which of the following is the best hypothesis?
O A. Tearing a piece of paper is an example of a phy...
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