How many grams of BaSO4 will dissolve to make 400.0 mL of solution

Is powdered sports drink ionic or covalent ? 10pts !

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules

One similarity and one difference between an element and a mixture of elements