Chlorophyll,the Substance Responsible for the Green Color of Leaves,has One

question 21

Multiple Choice

Chlorophyll,the substance responsible for the green color of leaves,has one magnesium atom per chlorophyll molecule and contains 2.72% magnesium by mass.What is the molar mass of chlorophyll?

• A) 24.3 g/mol
• B) 20.2 g/mol
• C) 2020 g/mol
• D) 8.94 g/mol
• E) 894 g/mol

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