Multiple Choice
A certain isotope X2+ contains 37 electrons and 73 neutrons. What is the mass number for this element?
A) 112
B) 110
C) 108
D) 39
E) 35
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q15: List the three main subatomic particles.
Q60: The chemical formula Ga<sub>2</sub>O<sub>3</sub> indicates<br>A) two atoms
Q67: Which statement below is incorrect?<br>A) Dalton's statement
Q70: Which of the following elements is an
Q73: The number of neutrons in <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6421/.jpg"
Q74: How many protons are in the atom
Q120: Determine the number of protons and the
Q142: The average mass of a boron atom
Q149: The symbol for the element titanium is<br>A)
Q159: How many hydrogen atoms are indicated by