9. Consider a magnesium atom with charge +2. How many overall electrons are on this particle? Hint: Magnesium's atomic number is 12.
10
12
14

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

What is the value of the standard enthalpy of formation of an element in its most stable form?

Choose the correct statement about licensed veterinarians in the united states. a. they must be certified by the avma. b. they can treat all nonhuman animals. c. they can can treat only animals specified on the license. d. they must choose a specialty.