Can electricity and light bring out reversible and irreversible changes ? Give examples to support your answers

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

What is the chemical formula for a compound between li and br? libr li2br libr2 libr3