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How has burning fossil fuels changed the carbon cycle?
a.
increased the amount of carbon dioxide in the atmosphere
b.
decreased the amount of carbon dioxide in the atmosphere
c.
increased the amount of carbon in the soil
d
.
decreased the amount of carbon in the soil
Answers: 3
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How can the number of core electrons be determined from the periodic table
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How has burning fossil fuels changed the carbon cycle?
a.
increased the amount of...
a.
increased the amount of...
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