Notice that "po4" appears in two different places in this chemical equation. po 3−4 is a polyatomic ion called phosphate . what number should be placed in front of na3po4 to give the same total number of phosphate ions on each side of the equation? ? na3po4+mgcl2→mg3(po4)2+nacl

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

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

0.09 moles of sodium sulfate in 12 ml of solution