For an experiment, you are required to prepare a series of three solutions by diluting a cobalt(II) chloride stock solution. After making each solution, you notice that each is a different shade of pink. Which is the most concentrated

why do the isotopes of a particular element behave differently in nuclear reactions but the same in chemical reactions? chemical reactions involve changes to electrons in an atom; isotopes do not differ in electrons, and so they react the same way during chemical changes.

answer///carbon;