Problem: Glycine, an amino acid used by organisms to make proteins, is represented by the molecular model below.Calculate how many moles of glycine are in a 140.0-g sample of glycine.

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NH2 is single bonded to CH2, which is single bonded to a C that is double bonded above to O and right to OH.

white - hydrogen (5)
black - carbon (2)
red - oxygen (2)
blue - nitrogen (1)

Glycine formula: C2H5NO2

molar mass = 75.08 g/mol

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Problem Details

Glycine, an amino acid used by organisms to make proteins, is represented by the molecular model below.

NH2 is single bonded to CH2, which is single bonded to a C that is double bonded above to O and right to OH.

Calculate how many moles of glycine are in a 140.0-g sample of glycine.

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