Atoms, Ions, and Molecules
smallest basic unit of matter
what is an atom?
have slightly charged regions
what is a polar molecule?
how many covalent bonds can carbon form at once
what is 4
change substances into different substances by breaking and forming chemical bonds
what is a chemical reaction?
catalysts for chemical reactions in living things
what are enzymes?
__________ is a substance made of atoms of different elements bonded together in a certain ratio.
what is a compound?
attraction among molecules of a substance
what is cohesion?
the individual subunits = one
what is a monomer?
reached when both the reactants and products are made at the same rate
what is equilibrium?
a substance that decreases the activation energy needed to start a chemical reaction
what is a catalysts?
two or more atoms held together by covalent bonds
what is a molecule?
attraction among molecules of different substances
what is adhesion?
made of many molecules
what is a polymer?
the amount of energy that will break a bond between two atoms
what is a bond energy?
plankton's wife's name in spongebob
what is Karen?
an atom that has gained or lost one or more electron
what is an ion?
a mixture of substance that is the same throughout
what is a solution?
what type of bond binds amino acids together
what is peptide bonds?
chemical reaction absorbs more energy then it releases
what is endothermic?
the specific reactant that an enzyme acts on
what is substrates?
C6H12O6
this bond is an example of what
what is a covalent bond?
what bond is this example
H2O
what is hydrogen bond?
chemical reactions that separates polymers into monomers
what is hydrolysis?
chemical reaction releases more energy than it aborbs
what is exothermic?
a lock and key
what do enzymes work like?