Chapter 3 Topics\ Elements vs compounds\ Mixtures (homogenous, heterogenous)\ States of matter (solid, liquid, gas)\ Physical and chemical properties\ Energy and its units\ Energy values\ Specific heat\ Changes of state\ Heat of fusion\ Heat of vaporization\ Heating curves\ Homework Problems\ Classify each of the following an element, compound, homogenous mixture, or heterogeneous mixture.\ a) Chocolate chip cookie\ c) Bronze Heterogeneous\ b) Ribose\ d) Zinc element\ Classify each as a chemical or physical change\ a) A silver pin tarnishes in the air.\ b) A turkey is cooked in the oven.\ c) A chocolate bar melts in your bag.

- Elements vs compounds - Mixtures (homogenous, heterogenous) - States of matter (solid, liquid, gas) - Physical and chemical properties - Energy and its units - Energy values - Specific heat - Changes of state - Heat of fusion - Heat of vaporization - Heating curves Homework Problems 1) Classify each of the following an element, compound, homogenous mixture, or heterogeneous mixture. a) Chocolate chip cookie c) Bronze Heterogeneous b) Ribose d) Zinc element 2) Classify each as a chemical or physical change a) A silver pin tarnishes in the air. b) A turkey is cooked in the oven. c) A chocolate bar melts in your bag