bewellplus.gsu.edu
Catheryn Catheryn
  • 03-09-2014
  • Chemistry
Answered

How many neutrons are probably in the nucleus of an element of atomic weight 197? 

A43
B79 
C83 
D100 
E118

Verified Answer :

pyromorphite
pyromorphite pyromorphite
  • 03-09-2014

atomic weight = 197
symbol = Au
electrons = 79

neutrons = 197 - 79 = 118

answer: E

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