Ascientist develops a new experiment to test atomic theory. his results do not agree with the theory.

Select the atomic models that belong to the same element

What is the independent variable in this investigation? mass volume sample number substance density

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car