ICSE Class 10 Answered
The mass of an atom of lead on=202
Asked by Shrinivasdangi07 | 21 Mar, 2019, 10:34: PM
Expert Answer
1 mole of Pb contains Avogadro's number of atoms.
Therefore,
1 mole of Pb = 6.022 × 1023
1 mole of Pb = Molar mass of Pb
Molar mass of Pb = 202
Now,
The mass of a Pb atom is 3.35 × 10−22 gm.
Answered by Varsha | 22 Mar, 2019, 12:51: PM
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