Which of These Is an Example of a Chemical Change
Chemical changes are different from physical changes. Dropping sodium into water. Free Science Worksheets For Kids Fun Chemical And Physical Changes Science Worksheets Physical Change Digesting sugar with the amylase in saliva. . Get 1-on-1 help from an expert tutor now. E the fuse undergoes a physical change only. The same substance is present before and after the. Water changing to steam. Leaving Cheese out to get moldy. Dropping sodium into water. Stretching a rubber band. Byan effervescent tablet like alka seltzer when dropped in water. Digesting sugar with the amylase in saliva. For instance if you mix oxygen O2 with a type of hydrocarbon called methane CH4 the molecular bonds of both substances are broken which creates the heat and light. For example those fireworks covering the sky on the fourth of July are the result of a chemical change. Cleaning a penny or some other rust metal. ...