Question

define. elements. compounds. and. mixtures. std8. chap- compositions of. matter​

Answer 1

Answer:

element  =    an element is a pure substance which cannot be broken down by chemical means, consisting of atoms which have identical numbers of protons in their atomic nuclei.

compounds  =  A chemical compound is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds.

mixtures  =   a mixture is a material made up of two or more different substances which are physically combined.