Which statement about matter is true?
1. atoms are not matter but they are contained in matter
2.matter exist only when you can see it
3. living things are matter
4. matter is made up of atoms
explain your answer

When balancing a chemical equation:

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

If you are told to get 100 ml of stock solution to use to prepare smaller size sample for an experiment, which piece of glassware would you use?