Be2+ is the chemical name for the Beryllium ion.
Beryllium has 4 protons and 2 electrons. Beryllium, in its natural form, has an electronic configuration of 1s2 2s2. Beryllium has an atomic...Read More
First, you have to get the percentages of all these isotopes of Element A. Add them all up together.
612+829+244 = 1685
Then, find the percentages of each - use the formula ([Number...Read More
