A chemical property is a characteristic that can only be determined by changing the chemical identity of a substance.
(A chemical property; is; a characteristic that can only be determined by changing the chemical identity of a substance) (a characteristic; can only be determined; by changing the chemical identity of a substance)
A chemical property a characteristic
is can only be determined
a characteristic that can only be determined by changing the chemical identity of a substance
by changing the chemical identity of a substance