Chapter 1, Problem 2CS

A solution is contaminated with traces of cadmium, manganese, and cobalt. Which option would be the safest way to make it safer for human consumption? ksp OH- CO32- S2- Cd2+ 2.5x10-14 1.8x10-14 8x10-28 Mn2+ 1.6x10-13 5.0x10-10 2x10-53 Co2+ 1.3x10-15 1.0x10-10 5x10-22 A bubble carbon dioxide into the water B raise the pH to about 12 C lower the pH to about 2 D increase the sulfide level

An industry discharges 0.8 m³/s of a waste with a 5-day CBOD of 600 mg/L to a river with a flow of 4 m³/s and a 5-day CBOD of 8 mg/L. Calculate the 5-day CBOD of the river after mixing with the waste.

There are roughly 17 nutrients required by plants.  (14 mineral nutrients, 3 come from air and water) List the Primary or Macro nutrients.

81. A 58-year-old man who is a construction worker comes to the office because of a 1-week history of pain on the right side of his head. One week ago, he says he struck his head on a beam while carrying drywall to the second floor of a house under construction. He has had dry mouth, excessive thirst, and increased urinary frequency during this period. His pulse is 120 /min, respirations are 25/min, and blood pressure is 120/65 mm Hg. Physical examination shows dry mouth and decreased skin turgor. Urine osmolality is 196 mOsmol/kg H₂O (N>287). An MRI of the brain shows a hyperintense sighal consistent with hemorrhage of the posterior pituitary gland. This patient most likely has decreased renal reabsorption of which of the following? OA) Chloride ions OB) Magnesium ions C) Potassium ions D) Sodium ions E) Water

A claim put forth by some purveyors of health foods is that vitamins obtained from natural sources are more healthful than those obtained by chemical synthesis. For example, pure L-ascorbic acid (vitamin C) extracted from rose hips is better than pure L-ascorbic acid manufactured in a chemicalplant. Are the vitamins from the two sources different? Can the body distinguish a vitamin’s source?

Q45 Kindly solve this question correctly in 30 minutes and get the thumbs up please show me neat and clean work for Kindly provide correct solution

three groups: physical, emotional, and physiological. choose one of these groups and profile a person (real or imagined) who has a disability from that group. Describe the disability. To which group(s) does it belong? What are its effects on the person you are profiling? Explain some of the challenges that this person has to overcome to function in everyday society. Remember to respond to two of your classmates’ initial posts with your own opinions and ideas.

Percocet contains oxycodone at varying strengths. Every strength also contains 325 mg of acetaminophen per tablet . If the dose is not to exceed 3.9 g of acetaminophen daily, what is the maximum number of Percocet tablets a patient can take daily?

Before slow cooking a meat (for example, in a crockpot/slow-cooker) you will often find instructions to sear the meat on high heat in an oiled skillet for a few minutes before transferring it to the crockpot. The searing is brief – not long enough to cook the meat thoroughly. Despite myth/legend, the searing will not “seal in the juices”. What is the searing for?