Normal saline, a 0.90 %(w/v) solution of salt (NaCl)in water, is often used as an IV carrier fluid in hospitals. Calculate the volume of this solution that contains 345. mg of NaCl. Be sure your answer has a unit symbol and is rounded to the correct number of significant digits. Explanation Check O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center Accessibility

Question 7 Consider the following prescription: Promethazine HCI 62.5 mg Nacl qs SWFI ad 50 mL Make isoton. soln. The E-value of promethazine HCl is 0.18. How many milligrams of sodium chloride should be used in compounding the prescription? (Your answer must be numeric. Do not include units. Round to the nearest whole number.) 1200

Report 2 decimal places for all your answers. Do NOT include units in your answer. BaCl₂ H₂O 208.23 Mass of anhydrous BaCl₂ (amu) Mass of H₂O molecules in Hydrate (amu) Mass of Hydrate (amu) Percent H₂O in Hydrate (%) O BaCl 208.23 0.00 At n 208.23 plete the table. 0.00 % 18.02 226.25 7.97% Select one: O a. BaCl, • H2O O b. BaClz • 2 H2O O c. BaCl2 • 3 H2O O d. The data is inconclusive: it could be either BaCl₂ H₂O OR BaCl₂.2 H₂O O e. The data is inconclusive: it could be either BaCl₂ 2 H₂O OR BaCl₂ 3 H₂O BaCl₂ 2 H₂O 208.23 51°F 36.04 244.27 14.8 0 % Compare the experimental percent water you calculated for the barium chloride hydrate in the Question 6 in this assignment (above) with the theoretical percent water values calculated from the possible formulas in the table above. Do you think that the formula for hydrate is BaCl₂ H₂O, BaCl₂ 2 H₂O, or BaCl₂3 H₂O? End BaCl₂ 3 H₂O 208.23 PgUp 54.06 262.29 20.6 40) % J 6 Manage 9:44 PM 10/9/2022 PgDn

estion 10 A solution of methanol (CH3OH, MM - 32.042 g/mol) dissolved in ammonia (NH3. MM - 17.034 gimol) has a concentration of 5.1 m. What is the mole traction of the solute Report your answer to three decimal places.