Chemistry Unit Review
{"name":"Chemistry Unit Review", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"The smallest part of an element that has chemical properties of that element; has mass and takes up space, What are the three subatomic particles?, Pure substances that cannot be changed into simpler substances, composed of only one type of atom, and are represented by symbols","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}