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Chemistry 22 Online
OpenStudy (anonymous):

A student wants to prove that the continents separated before the mountains were formed. Which of these would provide the most reliable information about the periods when the two events took place? plant color air quality water quality rock properties

OpenStudy (anonymous):

What was the answer?

OpenStudy (anonymous):

anyone know this question ?

OpenStudy (anonymous):

anyone know the answer i need it as fast as possible please help

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