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    Calculating moles, molar mass and molecular weight

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    The chlorophyll-a molecule, C55H72MgN4O5, is important in photosynthesis.
    (a) Determine its molecular mass (in atomic mass units)
    (b) What is the mass (in grams) of 3.00 moles of chlorophyll-a molecules?

    © BrainMass Inc. brainmass.com February 24, 2021, 2:11 pm ad1c9bdddf
    https://brainmass.com/chemistry/stoichiometry/calculating-moles-molar-mass-molecular-weight-6039

    Solution Preview

    (a)

    To find the molecular mass of chlorophyll, we need to know the atomic mass of each element in the molecule. They are

    C - ...

    Solution Summary

    The moles, molar mass and molecular weight are calculated for atomic mass units. The importance of photosynthesis are given.

    $2.19

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