shaymabejja1965
04.10.2019 •
Chemistry
Ms. mayo challenged her students to build a pendulum that would hit a block of wood and make it travel the farthest distance. the group that moved the block of wood the most would win a prize. one group's experimental data is shown above. what comment would you make about the group's manipulated variable?
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Ответ:
12 electrons
Explanation:
MAGNESIUM, you already know that the atomic number tells you the number of electrons. That means there are 12 electrons in a magnesium atom. There are two electrons in shell one, eight in shell two, and two more in shell three.