QUESTION 9 How many grams of solute are needed to make 1300 mL of a 4.5% (m/v) NH4Cl solution? Do not include units in your answer. QUESTION 10 A mouthwash contains 24.0% alcohol by volume (%v/v). If a bottle of mouthwash contains 335 mL, what is the volume in milliliters of the alcohol? Do not include units in your answer. QUESTION 11 Calculate the following. Include the letter for each answer and watch sig figs A. If the pH of a soltuion is 3.50, what is the [OH]? B. if the pH of a solution is 8.50, what is the [H3O+] Click Save and Submit to save and submit. Click Save All Answers to save all answers. 74 25 M 9 7 Save All Answ

QUESTION 9 How many grams of solute are needed to make 1300 mL of a 4.5% (m/v) NH4Cl solution? Do not include units in your answer. QUESTION 10 A mouthwash contains 24.0% alcohol by volume (%v/v). If a bottle of mouthwash contains 335 mL, what is the volume in milliliters of the alcohol? Do not include units in your answer. QUESTION 11 Calculate the following. Include the letter for each answer and watch sig figs A. If the pH of a soltuion is 3.50, what is the [OH]? B. if the pH of a solution is 8.50, what is the [H3O+] Click Save and Submit to save and submit. Click Save All Answers to save all answers. 74 25 M 9 7 Save All Answ

Introduction to General, Organic and Biochemistry

11th Edition

ISBN:9781285869759

Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Chapter6: Solutions And Colloids

Section: Chapter Questions

Problem 6.48P: 6-48 How many grams of solute are present in each of the following aqueous solutions? (a) 575 mL of...

See similar textbooks

Similar questions

6-37 Calculate the w/v percentage of each of these solutes: (a) 623 mg of casein in 15.0 mL of milk (b) 74 mg of vitamin C in 250 mL of orange juice (c) 3.25 g of sucrose in 186 mL of coffee
6-19 In each of the following, tell whether the solutes and solvents are gases, liquids, or solids. (a) Bronze (see Chemical Connections 2E) (b) Cup of coffee (c) Car exhaust (d) Champagne
Will red blood cells swell, remain the same size, or shrink when placed in each of the solutions in Problem 8-101? Classify each of the following solutions as hypotonic, isotonic, or hypertonic relative to red blood cells? a. 0.92%(m/v) glucose solution b. 0.92%(m/v) NaCl solution c. 2.3%(m/v) glucose solution d. 5.0%(m/v) NaCl solution
Specifications for lactated Ringers solution, which is used for intravenous (IV) injections, are as follows to reach 100. mL of solution: 285315 mg Na+ 14.117.3 mg K+ 4.9Q.O mg Ca2+ 368408 mg Cl 231261 mg lactate, C3H5O3 a. Specify the amount of NaCl, KCl, CaCl2 2H2O, and NaC3H5O3 needed to prepare 100. mL lactated Ringers solution. b. What is the range of the osmotic pressure of the solution at 37C, given the preceding specifications?
Using Table 8-2, indicate whether each of the following ionic compounds is soluble or insoluble in water. a. CuSO4 b. Cu(OH)2 c. Cu(NO3)2 d. CuCl2
Instead of using NaCl to melt the ice on your sidewalk you decide to use CaCl2. If you add 35.0 g of CaCl2 to 150. g of water, what is the freezing point of the solution? (Assume i = 2.7 for CaCl2.)
6-48 How many grams of solute are present in each of the following aqueous solutions? (a) 575 mL of a 2.00 M solution of nitric acid, HNO3 (b) 1.65 L of a 0.286 M solution of alanine, C3H7NO2 (c) 320 mL of a 0.0081 M solution of calcium sulfate, CaSO4