What a Chemical Formula States

CHEMICAL FORMULAS OF COMPOUNDS What a Chemical Formula States [Pg.161]

Chemical formulas were introduced in Chapter 1, and a number of them have been given so far, such as HjO for water and COj for carbon dioxide. In this and lato sections, chemical formulas and their meaning are discussed in more detail. A chemical formula contains a lot of information. It is one of the most important tools for communicating in chemical language. Therefore, it is important to understand what a chemical formula means, and how to use it properly. [Pg.161]

Exerdse In the formula for aluminum sulfate, Al2(S04)3. (a) the elements present are, and. [Pg.161]

In each formula unit there are 3 calcium ions I and 2 phosphate ions In each phosphate Ion there are 1 phosphoms atom and 4 oxygen atoms [Pg.161]

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