Evidence of a Chemical Reaction
{"Image DocumentName": "Evidence of a Chemical Reaction", "Image ImageDescription": "Background. Chemistry is the study of matter and how it changes. Matter, which is made up of atoms, can change both physically and chemically. A physical change occurs when the physical appearance of a substance changes but the chemical identity of the substance remains the same. Boiling Water. H2O (l) H2O (g)", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}