C8herCutriDei C8herCutriDei

28-12-2016
Chemistry

Answered

How many moles of lead (Pb) atoms are in 354 g Pb?

Select one:

A9.72 × 10-25 mol
B0.585 mol
C1.71 mol
D3.52 × 1023 mol

Verified Answer :

MissPhiladelphia MissPhiladelphia

29-12-2016

For the answer to the question above asking how many moles of lead atoms are in 354g Pb.
The answer is the third one among the given choices which is c. 1.71mol. Start what you have and apply what you know:
354g Pb *1molPb/207g Pb =1.71 mol Pb

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