Density can be calculated by dividing the mass of an object by its volume. Water has a density of 1g/ml. If an object’s density is greater than 1 g/ml it will sink and if its density is less than 1g/ml it will float?

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?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?