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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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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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Jul 12, 2015
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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
Chemistry
high-school
DaGhostman Dimitrov
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atomic weight = 197
symbol = Au
electrons = 79
neutrons = 197 - 79 = 118
answer: E
ErickXavier
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Jul 17, 2015
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ErickXavier
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