What best describes the bonding in a silicon dioxide molecule?

a.) a silicon atom transfers an electron to each oxygen atom.

b.) a silicon atom receives two electrons from each oxygen atom.

c.) a silicon atom shares an electron pair with each oxygen atom.

d.) a silicon atom shares two electron pairs with each oxygen atom.

Fission of uranium-235 products energy and a. isotopes of smaller elements b. isotopes of larger elements c. lighter isotopes of uranium d. heavier isotopes of uranium

For a patient with the following pes statement and interventions, which would be the most appropriate monitoring and evaluating data? pes statement: inadequate calcium intake related to food and nutrition related knowledge deficit as evidenced by statements that the only dietary source of calcium is milk and she believes that she is lactose intolerant. patient’s nutrition prescription is for a diet providing 1200 mg calcium per day. patient was provided with in-depth nutrition education on alternative dietary and supplement sources of calcium. a. calcium intake (at subsequent visit) b. knowledge assessment by asking patient to identify food sources from menus and shopping list (at the end of the current visit) c. serum calcium (at next visit) d. both a and b e. both a and c

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.