What do we call anything that has both mass and volume ____ What do we call the amount of space something takes up ____ What do we call the center of an atom where the protons and neutrons are found ____ What happens to the mass of two substances when they combine and create a gas ____ What do we call two or more elements that have combined to create a new pure substance with new properties ____ What are the smallest parts of an element ____ What do we call the smallest part of a ____ What is found on the periodic table ____ Which part of an atom has a positive charge and is also the atomic number of an element ____ Which part of an atom has a negative charge and is found around the outside of the nucleus ____ Which part of an atom has no charge, is found in the nucleus, and makes the atom heavier by adding more mass to it ____ What do we call the number of atoms that make up an object ____

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