General, Organic, & Biological Chemistry
3rd Edition
ISBN: 9780073511245
Author: Janice Gorzynski Smith Dr.
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 8.5, Problem 8.15P
A commercial mouthwash contains 4.3 g of ethanol and 0.021 g of antiseptic in each 30.-mL portion. Calculate the weight/volume percent concentration of each component.
More practice: Try Problems
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
How many mL of 0.444 M HBr are needed to dissolve 9.51 g of BaCO?
2HB1(aq) + BaC03(s) BaBr2(aq) + H20(1) + CO2(g)
mL
Submit Answer
Try Another Version
3 item attempts remaining
NEED ANSWER PLS FAST
50 g of NaCl has been dissolved in water to come up with a 120 mL of solution. The saline solution has a density of 1.3 g/mL. What is the concentration of the solution in terms of M?
Responses
A
6.27 M
B
9. 17 M
C
7.17 M
D
0.66 M
Attempts done: 0/2
1 of 30
If a tablet containing 100 mg of caffeine (CgH10N402) is dissolved in water to give 10.0 oz of solution, what is
the molar concentration of caffeine in the solution?
Check Answer
You can check your answer 2 more times before the question is locked
Chapter 8 Solutions
General, Organic, & Biological Chemistry
Ch. 8.1 - Classify each substance as a heterogeneous...Ch. 8.1 - Classify each product as a solution, colloid, or...Ch. 8.2 - Consider the following diagrams for an aqueous...Ch. 8.2 - Classify each solution as an electrolyte or...Ch. 8.2 - Using the given number of moles, determine how...Ch. 8.2 - Prob. 8.6PCh. 8.2 - A solution contains the following ions:...Ch. 8.2 - If a solution contains 125 mEq of Na+ per liter,...Ch. 8.3 - Which compounds are water soluble? a. NaNO3 b. CH4...Ch. 8.3 - Prob. 8.10P
Ch. 8.3 - Use the solubility rules to predict whether the...Ch. 8.3 - Use the solubility rules for ionic compounds to...Ch. 8.4 - Why does a soft drink become "flat" faster when it...Ch. 8.4 - Predict the effect each change has on the...Ch. 8.5 - A commercial mouthwash contains 4.3 g of ethanol...Ch. 8.5 - What is the weight/volume percent concentration of...Ch. 8.5 - Prob. 8.17PCh. 8.5 - Prob. 8.18PCh. 8.5 - Prob. 8.19PCh. 8.5 - Prob. 8.20PCh. 8.5 - What is the concentration in parts per million of...Ch. 8.6 - Prob. 8.22PCh. 8.6 - Prob. 8.23PCh. 8.6 - Prob. 8.24PCh. 8.6 - Prob. 8.25PCh. 8.6 - How many grams of NaCl are contained in each of...Ch. 8.6 - How many milliliters of a 0.25 M sucrose solution...Ch. 8.7 - What is the concentration of a solution formed by...Ch. 8.7 - Prob. 8.29PCh. 8.7 - Prob. 8.30PCh. 8.8 - Prob. 8.31PCh. 8.8 - Prob. 8.32PCh. 8.8 - Prob. 8.33PCh. 8.9 - Prob. 8.34PCh. 8.9 - Prob. 8.35PCh. 8.9 - Prob. 8.36PCh. 8 - Prob. 8.37PCh. 8 - Prob. 8.38PCh. 8 - Prob. 8.39PCh. 8 - Prob. 8.40PCh. 8 - Classify each of the following as a solution,...Ch. 8 - Classify each of the following as a solution,...Ch. 8 - Prob. 8.43PCh. 8 - Label each diagram as a strong electrolyte, weak...Ch. 8 - Prob. 8.45PCh. 8 - Prob. 8.46PCh. 8 - Prob. 8.47PCh. 8 - Prob. 8.48PCh. 8 - Consider a mixture of two substances shown in blue...Ch. 8 - Which diagram (C or D) best represents what occurs...Ch. 8 - If the solubilityofKClin 100 mL of H2O is 34 g at...Ch. 8 - If the solubilityofsucrosein 100 mL of H2O is 204...Ch. 8 - Prob. 8.53PCh. 8 - Prob. 8.54PCh. 8 - Using the ball-and-stick model for methanol...Ch. 8 - Prob. 8.56PCh. 8 - Prob. 8.57PCh. 8 - Prob. 8.58PCh. 8 - Prob. 8.59PCh. 8 - Prob. 8.60PCh. 8 - Prob. 8.61PCh. 8 - Prob. 8.62PCh. 8 - Prob. 8.63PCh. 8 - How is the solubility of helium gas in water...Ch. 8 - Use the solubility rules listed in Section 8.3B to...Ch. 8 - Use the solubility rules listed in Section 8.3B to...Ch. 8 - Prob. 8.67PCh. 8 - Prob. 8.68PCh. 8 - Prob. 8.69PCh. 8 - Prob. 8.70PCh. 8 - Prob. 8.71PCh. 8 - Prob. 8.72PCh. 8 - Prob. 8.73PCh. 8 - Prob. 8.74PCh. 8 - How would you use a 250-mL volumetric flask to...Ch. 8 - How would you use a 250-mLvolumetric flask to...Ch. 8 - Prob. 8.77PCh. 8 - Prob. 8.78PCh. 8 - Prob. 8.79PCh. 8 - Prob. 8.80PCh. 8 - Prob. 8.81PCh. 8 - What is the molarity of a 20.0% (v/v) aqueous...Ch. 8 - Prob. 8.83PCh. 8 - Prob. 8.84PCh. 8 - Prob. 8.85PCh. 8 - Prob. 8.86PCh. 8 - Prob. 8.87PCh. 8 - Prob. 8.88PCh. 8 - Prob. 8.89PCh. 8 - Prob. 8.90PCh. 8 - Prob. 8.91PCh. 8 - Prob. 8.92PCh. 8 - What is the boiling point of a solution that...Ch. 8 - Prob. 8.94PCh. 8 - If 150 g of ethylene glycol (C2H6O2) is added to...Ch. 8 - Prob. 8.96PCh. 8 - Prob. 8.97PCh. 8 - Prob. 8.98PCh. 8 - Which solution in each pair has the higher melting...Ch. 8 - Prob. 8.100PCh. 8 - A flask contains two compartments (A and B) with...Ch. 8 - A flask contains two compartments (A and B) with...Ch. 8 - Prob. 8.103PCh. 8 - Explain why more sugar dissolves in a cup of hot...Ch. 8 - If the concentration of glucose in the blood is...Ch. 8 - Prob. 8.106PCh. 8 - Mannitol, a carbohydrate, is supplied as a 25%...Ch. 8 - A patient receives 750 ml, of a 10.% (w/v) aqueous...Ch. 8 - Explain why a cucumber placed in a concentrated...Ch. 8 - Explain why a cucumber placed in a concentrated...Ch. 8 - Prob. 8.111PCh. 8 - Prob. 8.112PCh. 8 - Prob. 8.113PCh. 8 - Prob. 8.114PCh. 8 - Prob. 8.115PCh. 8 - Prob. 8.116PCh. 8 - The therapeutic concentration—the concentration...Ch. 8 - Prob. 8.118CP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Vurgo R. CONCENTRATION PRACTICE PROBLEMS One can of Coke holds 355 mL of soda and contains 34 mg of caffeine. 1. What is the concentration of caffeine in Coke, in mg/ml? 1. 355 =10.4 34 b) What is the concentration of caffeine in Coke in mg/L? 1000 ニ 4-29.4 c) What is the concentration of caffeine in Coke in g/m³? d) What is the concentration of caffeine in Coke in ppm? e) What is the concentration of caffeine in Coke in ppb? f) How many pounds (Ib) of caffeine are in a liter (L) of Coke? Hint: You will need to look up an appropriate conversion factor.arrow_forwardHow many mL of 0.717 M HNO3 are needed to dissolve 7.73 g of MgCO3? 2HNO3(aq) + MGCO3(s) Mg(NO3)2(aq) + H,0(1) + CO,(g) mL Submit Answer Try Another Version 3 item attempts remainingarrow_forwardWhat volume of 1.04 M NaC solution contains 234.5 grams of NaCl? Answerarrow_forward
- Question 16 How many grams of Mg3(PO4)2 can dissolve in 500 mL of water given that Mg3(PO4)2 has a Ksp = 1 x 1024? %3Darrow_forward3:36 1 ul LTE O Send a chat What volume in of a 0.32 M Mg(NO3)2 solution contains 45 L g of Mg(NO3)2 ? STARTING AMOUNT ADD FACTOR ANSWER RESET *( ) 210.34 6.022 × 10" 45 0.30 140 0.32 1 10 148.33 0.95 86.32 0.097arrow_forwardThe density of an aqueous solution of sulfuric acid is 1.35 g/mL and the concentration is 2.16 M. What is the concentration of this solution in mole fraction? Answer: 0.0274 Check Xarrow_forward
- 12:47 Question 1 of 10 Submit How many moles of Na,SO, are in a 0.140 aqueous solution that was prepared with 2.30 kg of water ? STARTING AMOUNT ADD FACTOR ANSWER RESET *( ) 1 45.7 kg Na,SO4 322 g Na,SO, 6.022 x 1023 g water 2.30 kg water 0.140 mol Na,SO, 142.04 0.609 0.322 609 Tap here or pull up for additional resourcesarrow_forwardEPA regulations for harmful contaminants in drinking water set an upper limit of 1.50E-2 mg/L for lead. Suppose that your water supply contained Pb at a level of 26.6 ppb (a) What is this concentration expressed in mg/L? (b) Would your water supply pass EPA regulations? yes no mg/L CHECK ANSWERarrow_forwardTUTOR A solution is made by dissolving 24.2 g of ammonium bromide, NH,Br, in enough water to make exactly 100 mL of solution. Calculate the concentration (molarity) of NH Br in mol/L (M). M NH,Br Submit Show Approach Show Tutor Steps Submit Answer Try Another Version 6 item attempts remaining Previous Next Show Hint Email Instructor Save and Cengage Learning | Cengage Technical Support 9:40 P ch 42°F Clear 11/4/20arrow_forward
- Exercises 1. Which solvent, water (H₂O) or hexane (C6H₁4), would you use to dissolve the following solutes? a. Octane (C8H18) b. HF C. (NH4)2SO4arrow_forward6. Calculate the number of grams of KBr (formula wt. = 119 u) contained in 120.mL of a 0.720 M solution. a. 14.3 b. 8.64 x 10 -2 c. 10.3 d. 86.4 e. no correct responsearrow_forwardTrial 1 Calculations Weight of Antacid 1.541 g Concentration of HCl used 0.500 M Vol HCl added (mL) 49.67 mL Concentration of NaOH 0.453 M Total moles of HCl added 9.02 Moles HCl = Molarity x volume in liters Initial buret reading (NaOH) 25.65 mL Final buret reading (NaOH) 49.72 mL Vol NaOH added (mL) Final -Initial buret readings (NaOH) Moles of NaOH used Moles NaOH used = Molarity x volume in L Moles of HCl neutralized by NaOH 10.90x103 moles Moles of HCl neutralized by NaOH = moles NaOH (1mole acid/1 mole base) Moles of HCl neutralized by antacid Moles of HCl neutralized by the antacid = total moles HCl added – moles HCl neutralized by NaOH Moles of HCl consumed per gram of antacid Moles of HCl consumed per gram of antacid= moles HCl neutralized by antacid/ grams of antacid subtract the moles of HCl nuetralized by the NaOh from the total moles of HCl added…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
ChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill Education
Principles of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage Learning
Organic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill Education
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
Elementary Principles of Chemical Processes, Bind...ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781259911156
Author:Raymond Chang Dr., Jason Overby Professor
Publisher:McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Cengage Learning
Organic Chemistry
Chemistry
ISBN:9780078021558
Author:Janice Gorzynski Smith Dr.
Publisher:McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Elementary Principles of Chemical Processes, Bind...
Chemistry
ISBN:9781118431221
Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:WILEY
Acid-Base Titration | Acids, Bases & Alkalis | Chemistry | FuseSchool; Author: FuseSchool - Global Education;https://www.youtube.com/watch?v=yFqx6_Y6c2M;License: Standard YouTube License, CC-BY