How many electrons are there in the third shell of sodium, na (atomic number 11)?

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

Why is carbon ideal for making different compounds?

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption