What is energy?
a change that appears in an object when force is applied
the property of a body that gives it mass
the amount of heat produced by a body
the ability of an object to undergo change
the ability of a body to move

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.