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How many moles of pyridine (C5H5N) are contained in 6.16 g of pyridine?

How many moles of pyridine (C5H5N) are contained in 6.16 g of pyridine?

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Answer #1

mass of pyridine (C5H5N) = 6.16g

Gram molar mass of pyridine (C5H5N) = 12*5 + 1*5 + 1*14 = 79g/mole

no of moles of Pyridine = mass of pyridine/Gram molar mass of pyridine

                                      = 6.16/79 = 0.078moles

no of moles of Pyridine = 0.078moles >>>> answer

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