Chemical equations
A number in front of a chemical formula
What is a coefficient
a process where one or more substances are transformed into one or more different substances by rearranging atoms and breaking or forming bonds
What is a chemical reaction
The SI unit for molar mass
What is gram/mole
Percent yield of a product is a measure of a reaction's
Efficiency
P1V1=P2V2
What is Boyle's law
A statement using chemical formulas to show identities and relative amounts of the substances involved
What is a chemical equation
a chemical reaction where two or more reactants combine to form a single, more complex product
What is a combination reaction
Compound with the smallest molar mass
What is H2O
Mole ratios for a reaction are obtained from the
Mole ratio
V1/P1=V2/P2
A solid made during a chemical reaction in a solution
What is a precipitate
A reaction where oxygen combines with a substance and releases heat and light energy
6.02 x 1023
What is avogadro's number
The actual yield of a product is
Measured experimentally
P1/T1=P2/T2
A substance formed in a chemical reaction
What is a product
A reaction involving the exchange of positive ions between two compounds dissolved in water
What is a double replacement reaction
SI unit used to measure amount of a substance
What is the mole
Stoichiometry is based on the law of conservation of
Mass
P1V1/T1=P2V2/T2
What is the combined gas law
A starting substance in a chemical reaction
What is a reactant
a chemical reaction where one element replaces another in a compound
What is a single replacement reaction
Mass in grams of one mole of any pure substance
What is molar mass
Calculating the mass of a reactant and product from the number of moles of another product or reactant in a chemical equation is an example of a
Mole-to-mass conversion
PV=nRT
What is the ideal gas law