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How many neutrons are probably in the nucleus of an element of atomic weight 197?  a. 43 b. 79 c. 83 d. 100 e. 118
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1 vote
How many neutrons are probably in the nucleus of an element of atomic weight 197? 

a. 43
b. 79 
c. 83 
d. 100 
e. 118

User DaGhostman Dimitrov
by
8.6k points

1 Answer

6 votes
atomic weight = 197
symbol = Au
electrons = 79

neutrons = 197 - 79 = 118

answer: E
User ErickXavier
by
8.3k points
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