In your own words, define molecular weight as applied to a polymer. Answer must be a minimum of three sentences in the active voice. Be sure to cite references.

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li