A company has 20 employees. Six (6) are managers, ten (10) are engineers, and four (4) are Technical specialists. In how many ways can the company select a CEO, a CFO, and a COO, given that only a manager can be the CEO, and the other two positions can be filled by any employee, with no one holding more than one position. TI-84 online calculator
Read DetailsCalculate the average atomic weight for carbon. mass number isotopic weight percent abundance 12 12.000000 98.93 13 13.003355 1.07 (weight of isotope #1) (percent abundance of isotope #1as decimal) + ( weight of isotope #2) (percent abundance of isotope #2 in decimal) = average atomic weight of the element a.13.3amu b.13.00 amu c.12.00 amu d.12.0107 amu
Read Details12. TNT has the chemical formula C7H5N3O6. How many grams of nitrogen are present in 25 g TNT? 1 mole of TNT=227.15 g/mola. 0.11 gb. 0.33 gc. 1.5 gd. 4.6 g -Find the number of moles TNT? -Total moles of Nitrogen in TNT? -Mass of nitrogen atoms in Sample?
Read Details4. A doctor prescribes the azithromycin to treat a two-year-old patient suffering from sore throat. The therapeutic dose is 75 mg of the drug per kilogram of body mass of the patient per day. The drug is administered twice each day in the form of a flavored liquid that contains 125 mg of Azithromycin per milliliter. If the child weighs 28 lb, how many milliliters of the liquid should be administered in each dose? a.3.8 mL each day b. 3.8 mL/dose c.3.5 mL/dose d.3.5 mL/every day
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