Astudent says that all pure substances are elements. do you agree? why or why not? question 14 options: i agree. pure substances include only single atoms made of one element. i disagree. elements are not pure substances. all pure substances include only molecules and compounds, which are more complex. i disagree. elements form all pure substances, but some pure substances include elements bonded together to form molecules and compounds. i disagree. all pure substances are also mixtures.

yes i m agree with that Pure substances include only single atoms made of one element.

in chemistry , a pure substance that has only one kind of atom and cannot be broken into two or more simpler substance by physical or chemical means is an element . for ex. gold , silver , iron etc

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.

voluntary muscles are controlled by the cerebellum.