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The current concentration of carbon dioxide in the atmosphere is _______ parts p

arealhero

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9 years ago

The current concentration of carbon dioxide in the atmosphere is _______ parts p

The current concentration of carbon dioxide in the atmosphere is _______ parts per million.
a. 107
b. 187
c. 265
d. 387
e. 505

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milestone23

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arealhero Author

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#2

9 years ago

This is perfect, thank you for the answer.

milestone23

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#3

9 years ago

Great!

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