What is/are the product(s) of the reaction, when an amphoteric oxide reacts with acid or base?

Why does a cake rise when you bake it? ♡

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?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.