Starch and cellulose are two very similar polymers. In fact, they are both made from the same monomer, glucose, and have the same glucose-based repeat units. There is only one difference. In starch, all the glucose repeat units are oriented in the same direction..
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Molecular compound; Molecule
CO2 is an example of a molecular compound or molecule.
A molecule is the smallest particle of a specific element or compound that retains the chemical properties of that element. Molecules are composed of two or more atoms that are joined together by chemical bonds. Molecules may be simple or complex. Carbon dioxide (CO2) is a molecule that contains one carbon atom bonded to two oxygen atoms.
Answer B. Believe it or not, sound travels faster through liquid than through air. That’s why sonar is so efficient.
