Chemistry, 28.09.2019 23:30 azireyathurmond1
Asample of hydrogen gas was collected over water at 21 c and at a pressure equal to the atmospheric pressure of 748 mmhg. the volume of the sample was 512 ml. how many grams of h2 are in the sample? the vapor pressure of water at 21 c is 18.7 mmhg
Answers: 3
Chemistry, 22.06.2019 02:40
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. patientβs 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
Answers: 2
Chemistry, 22.06.2019 07:20
2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
Answers: 1
Chemistry, 23.06.2019 05:30
Scientist think that animals with remarkably similar embryo development probably shared a common ancestor
Answers: 1
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