Excess electrons are placed on a small lead sphere with a mass
of 7.85 gso that...
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Physics
Excess electrons are placed on a small lead sphere with a massof 7.85 gso that its net charge is −3.30×10−9 C .
Part A.
Find the number of excess electrons on the sphere.
ne =
Part B.
How many excess electrons are there per lead atom? The atomicnumber of lead is 82, and its molar mass is 207g/mol.
nlead =
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4.3 Ratings (793 Votes)
Given that net charge on the small lead sphere is Q 330109 C and mass of the lead sphere is m 785 g A Using the formula charge Q ne where e is charge per
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