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The mass of one lead atom is 3.440639294e-22 grams. This is a conversion from the standard atomic weight of lead, which is 207.2 atomic mass units....

socratic.org/questions/what-is-the-mass-in-grams-of-one-atom-copper-how-many-copper-atoms-are-in-1-gm-o

Jun 11, 2015 ... One atom of copper has a mass of 1.06⋅10−22g . One gram of copper contains 9.47⋅1021atoms of copper ...

Calculate the molar mass of Lead in grams per mole or search for a chemical formula or substance. ... Element, Symbol, Atomic Mass, # of Atoms, Mass Percent ... Did you mean to find the molecular weight of one of these similar formulas? PB

Apr 19, 2017 ... This number, 12.01, is the mass in grams of one mole of carbon. One mole of carbon is 6.022 x 1023 atoms of carbon (Avogadro's number).

The mass of a single lead atom is 207.2 AMUs (atomic mass units) which when converted to grams weighs 3.440e-22 grams.

www.webqc.org/molecular-weight-of-Pb.html

Molar mass of Pb is 207.2000 g/mol. Formula in Hill system is Pb ... Symbol, Element, Atomic weight, Atoms, Mass percent. Pb, Lead, 207.2, 1, 100.0000 % ...