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Chemistry, 09.01.2022 14:00 helpmewithmath70

What do these two changes have in common? photosynthesis
a piece of pear turning brown
Select all that apply.
Both are only physical changes.
Both are chemical changes.
Both are caused by heating.
Both are caused by cooling.

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What do these two changes have in common? photosynthesis
a piece of pear turning brown
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