The dosage for an antibiotic is prescribed at 6.0 mg per kilogram of body weight, taken twice daily for two weeks. What total mass of antibiotic will be taken by a 160-lb person for the two-week period? (1 lb = 454 g)

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm