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Mathematics, 16.12.2019 00:31 katlyn10289
Asingle tree produces about 2.6 × 10² lb of oxygen each year. the amazon rain-forest has about 3.9×10^11 trees. about how many pounds of oxygen are produced in the rain-forest each day ? 2.8*10^?
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Asingle tree produces about 2.6 × 10² lb of oxygen each year. the amazon rain-forest has about 3.9×1...
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