2. Which atom will be the Central Atom in the following molecules?

CO2

NO3-

COCl2

PF5
3. Indicate if the following compounds will have Polar Covalent bonds.

HCl

CH4

H2O

CO

C4H10

CCl4

At stp, what is the volume of 1 mole of co2?

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

Light waves travel than sound waves.