Where are the lanthanides and actinides found on the periodic table

Complete this brønsted-lowry reaction placing each product by its appropriate label. hso4- + hcn

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

The grooves or folds of the brain are called