Ahomogeneous mixture is also called a solution. an element. a pure substance. a heterogeneous mixture. a compound.

**40** points asapessay questions (10 points possible) clear image of next, create your own scenario. it can be one of your own real experiences or one you make up. use imagery in your writing to give your instructor a the setting and an action taking pace in your writing explain the structure and functions of the skin at work in your scenario. !

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles