Ineed with my science work! it’s due tomorrow!
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Chemistry, 22.06.2019 12:00
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
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Chemistry, 22.06.2019 23:00
If two identical atoms are bonded,what kind of molecule is formed
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Chemistry, 23.06.2019 00:00
What conclusion can you draw from this experiment about the components of the black ink?
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