1. The following equation represents the reaction between sodium and water. 2Na(s) + 2H20(1) - 2NaOH(aq) + H2(g)
During this reaction, water is acting as ...

A)an acid and an oxidant
B)an acid and a reduc tant
C)an oxidant only
D)an acid only

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

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.