Matter
The study of what substances are made of and how they interact
What is chemistry?
The charge of an atom
What is neutral?
Substances composed of only one type of atoms
What are elements?
two or more different elements bonded together
What is a compound?
The amount of mass in a given volume (space)
What is density?
Anything that takes up space and has mass
What is matter?
The parts of the nucleus of an atom
What are neutrons and protons
metallic element that is liquid at room temperature
What is mercury?
Two or more atoms bonded together which can be either the same type of atoms or different atoms
What are molecules?
The substance created or released in a chemical reaction
What are the products?
an invisible force that pulls objects toward each other
What is gravity?
the location of the electrons in an atom
What is the electron cloud or the shells?
Seventeenth century alchemists thought urine, with its golden color, might help them turn other substances into gold. When they boiled off the liquid, they got a white glow-in-the-dark substance
What is phosphorus
The hardest of all substances
What are diamonds?
The gas that will put out a flame
What is carbon dioxide?
The amount of matter in an object
What is mass?
the electrical charge of protons
What is positive?
Na
What is the symbol for sodium?
A process in which elements or compounds are rearranged and form a new substance
What is a chemical reaction?
The number of electrons will equal the number of
What are protons?
A metric unit for measuring mass
What is a gram?
Determine out reactive an atom is
What are the electrons in the outer shell or the valence electrons?
The element that is building block or living things
What is Carbon?
The substances that provide the materials for the reaction and are located on the left of the arrow in an equations
What are reactants?
When an acid is combined with a base the pH will move toward or become
What is neutral