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What is 1 + 3?
number of particles in one mole of a substance; 6.02 x 10^23
the statement showing how substances react using chemical formula
two or more substances bonded together through a chemical equation.
a substance that can react like an acid and a base
the fundamental building blocks of matter
the exact mass of an atom
the number of protons in an element; defines the element
the pressure of the atmosphere at a specific location
a substance that forms OH- in water or a proton acceptor
the statement showing how substances react using chemical formulas
the symbols and subscripts showing the composition of a compound
characteristics describing how a substance reacts with other substances
a chemical bond where atoms share electrons
the mass divided by the volume
the heat energy gained or lost during a chemical reaction
a measure of the randomness of a reaction
an ion composed of more than one element
an ionic compound formed by the reaction of an acid and a base
elements that have characteristics of both metals and non-metals