Two atoms appear to have the same mass number. These atoms A) must have the same

Author Question: Two atoms appear to have the same mass number. These atoms A) must have the same (Read 4504 times)

Hawke

Hero Member
Posts: 679

on: May 25, 2013

Two atoms appear to have the same mass number. These atoms
A) must have the same atomic number.
B) must have the same number of electrons.
C) must have the same chemical properties.
D) must have the same number of protons + neutrons.
E) must have the same atomic number, the same number of protons + neutrons, the same number of electrons, and the same chemical properties.

coco

Hero Member
Posts: 739

Reply #1 on: May 27, 2013

Answer: D

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