There are __________ protons, __________ neutrons, and __________ electrons in 131I-.
A) 131, 53, and 54
B) 131, 53, and 52
C) 53, 78, and 54
D) 53, 131, and 52
E) 78, 53, and 72
Correct Answer:
Verified
Q65: The molecular formula of a compound is
Q66: An empirical formula always indicates _.
A)which atoms
Q67: Which one of the following is most
Q69: Which species has 18 electrons?
A)"39K"
B)"32S-2"
C)"35Cl"
D)"27Al+3"
E)"64Cu+2"
Q72: Which species has 48 electrons?
A) 
Q73: Which of the following compounds would you
Q74: A molecular formula always indicates _.
A)how many
Q74: The species _ contains 16 neutrons.
A)"31P"
B)"34S2-"
C)"36Cl"
D)"80Br-"
E)"16O"
Q75: Which species is an isotope of 39Cl?
A)"40Ar+"
B)"34S2-"
C)"36Cl-"
D)"80Br"
E)"39Ar"
Q78: Which type of formula provides the most
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