Green plants take in water (H2O) and carbon dioxide (CO2) and produce glucose (C6H12O6) and oxygen gas (O2). Calculate the molar masses of carbon dioxide, glucose, and oxygen gas.

Question

Chemistry

Monserrat Rivas

8 July, 04:53

Green plants take in water (H2O) and carbon dioxide (CO2) and produce glucose (C6H12O6) and oxygen gas (O2). Calculate the molar masses of carbon dioxide, glucose, and oxygen gas.

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Answers (1)

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Nathaly Bartlett · Answer 1

Mr of CO2 = 44

Mr of glucose = 180

Mr of O2 = 32

Explanation:

For CO2, add up the Ar (relative atomic mass) of a carbon atom and 2 oxygen atom. The Ar of C and O atoms can be found in the periodic table, which is 12 and 16 respectively. Hence Mr of CO2 = 12 + 2 (16) = 44