The molecular formula of benzene is C6H6, and its empirical formula is CH. You may refer to a substance by its name, and recognize it by its properties. Properties are related to the structure and the composition of the molecules. Knowing the chemical formula is a giant step towards understanding a substance.
Q: Which group of algae is responsible for formation of kelp beds along the North American coasts?Select one of the options below as your answer: A. Brown algae B. Green algae C. Red algae A: A. Brown algae is responsible for formation of kelp beds along the North American coasts.
1 A characteristic of red algae is that their plastids contain only one type of chlorophyll -- chlorophyll a. 2  This is different from Green algae and plants which have both chlorophyll a and b. 3  Dinoflagellates these evolved on a separate line that includes, surprisingly, the ciliated protists. A characteristic of red algae is that their plastids contain only one type of chlorophyll -- chlorophyll a. 2  This is different from Green algae and plants which have both chlorophyll a and b. 3  Dinoflagellates these evolved on a separate line that includes, surprisingly, the ciliated protists.