MPI U2 Quest Flashcards
anything that takes up space
matter
basic unit of matter
atoms
A charged atom
ions
pure substance
that is made up of
only 1 type of atom
elements
atoms of the same element that have a different number of neutrons
isotopes
graphite
carbon
the chemical element of atomic number 1.
hydrogen
(biological catalysts)
are proteins
-ase
enzyme
the chemical element of atomic number 8 and the life-supporting component of the air.
oxygen
element needed to make protein
nitrogen
a substance formed when two or more elements are chemically bonded together
compounds
smallest part of a compound
molecules
“sharing of electrons” to form an electrical attraction
covalent bonds
process where molecules are broken apart by “adding” water.
hydrolysis
Water is the most important….
inorganic compounds