Chemistry: Principles and Practice
3rd Edition
ISBN: 9780534420123
Author: Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 4, Problem 4.55QE
The substance KSCN is frequently used to test for iron in solution, because a distinctive red color forms when it is added to a solution of the Fe3+ cation. As a laboratory assistant, you are supposed to prepare 1.00 L of a 0.200 M KSCN solution. What mass, in grams, of KSCN do you need?
Expert Solution & Answer
Trending nowThis is a popular solution!
Chapter 4 Solutions
Chemistry: Principles and Practice
Ch. 4 - Prob. 4.1QECh. 4 - A solution is formed by mixing 1 gal ethanol with...Ch. 4 - An aqueous sample is known to contain either Sr2+...Ch. 4 - Ammonium chloride is a strong electrolyte. Draw a...Ch. 4 - Experiments show that propionic acid (CH3CH2COOH)...Ch. 4 - Describe the procedure used to make 1.250 L of...Ch. 4 - If enough Li2SO4 dissolves in water to make a 0.33...Ch. 4 - Describe how 500 mL of a 1.5 M solution of HCl...Ch. 4 - Addition of water to concentrated sulfuric acid is...Ch. 4 - Draw the flow diagram for a calculation that...
Ch. 4 - Prob. 4.11QECh. 4 - Describe in words the titration of an acid with a...Ch. 4 - Describe the use of gravimetric analysis to...Ch. 4 - Draw the contents of a beaker of water that...Ch. 4 - Prob. 4.15QECh. 4 - Prob. 4.16QECh. 4 - Prob. 4.17QECh. 4 - Prob. 4.18QECh. 4 - Write the net ionic equation for the reaction, if...Ch. 4 - Write the net ionic equation for the reaction, if...Ch. 4 - Prob. 4.21QECh. 4 - Prob. 4.22QECh. 4 - Write the overall equation (including the physical...Ch. 4 - Write the overall equation (including the physical...Ch. 4 - Write the overall equation (including the physical...Ch. 4 - Write the overall equation (including the physical...Ch. 4 - An aqueous sample is known to contain either Pb2+...Ch. 4 - An aqueous sample is known to contain either Ag+...Ch. 4 - An aqueous sample is known to contain either Mg2+...Ch. 4 - An aqueous sample is known to contain either Pb2+...Ch. 4 - In the beakers shown below, the colored spheres...Ch. 4 - In the beakers shown below, the colored spheres...Ch. 4 - Calculate the molarity of KOH in a solution...Ch. 4 - Calculate the molarity of NaCl in a solution...Ch. 4 - Calculate the molarity of AgNO3 in a solution...Ch. 4 - Calculate the molarity of NaOH in a solution...Ch. 4 - What volume of a 2.3 M HCl solution is needed to...Ch. 4 - What volume of a 5.22 M NaOH solution is needed to...Ch. 4 - What volume of a 2.11 M Li2CO3 solution is needed...Ch. 4 - What volume of a 5.00 M H2SO4 solution is needed...Ch. 4 - What is the molarity of a glucose (C6H12O6)...Ch. 4 - If you dilute 25.0 mL of 1.50 M hydrochloric acid...Ch. 4 - Prob. 4.43QECh. 4 - Prob. 4.44QECh. 4 - Prob. 4.45QECh. 4 - Prob. 4.46QECh. 4 - How many grams of AgNO3 are needed to prepare 300...Ch. 4 - What mass of oxalic acid, H2C2O4, is required to...Ch. 4 - Prob. 4.49QECh. 4 - What mass of sodium sulfate, in grams, is needed...Ch. 4 - What is the molarity of a solution of strontium...Ch. 4 - What is the molarity of a solution of sodium...Ch. 4 - What is the molarity of a solution of magnesium...Ch. 4 - If 6.73 g of Na2CO3 is dissolved in enough water...Ch. 4 - The substance KSCN is frequently used to test for...Ch. 4 - Potassium permanganate (KMnO4) solutions are used...Ch. 4 - Two liters of a 1.5 M solution of sodium hydroxide...Ch. 4 - Prob. 4.58QECh. 4 - Prob. 4.59QECh. 4 - Prob. 4.60QECh. 4 - Prob. 4.61QECh. 4 - Prob. 4.62QECh. 4 - Prob. 4.63QECh. 4 - Prob. 4.64QECh. 4 - What volume of 2.4 M HCl is needed to obtain 1.3...Ch. 4 - Prob. 4.66QECh. 4 - Prob. 4.67QECh. 4 - Prob. 4.68QECh. 4 - Prob. 4.69QECh. 4 - Prob. 4.70QECh. 4 - What volume of 0.66 M HNO3 is needed to react...Ch. 4 - What volume of 0.22 M hydrochloric acid is needed...Ch. 4 - Prob. 4.73QECh. 4 - Prob. 4.74QECh. 4 - Prob. 4.75QECh. 4 - Prob. 4.76QECh. 4 - Prob. 4.77QECh. 4 - What mass of iron (III) hydroxide precipitates on...Ch. 4 - Prob. 4.79QECh. 4 - What is the solid that precipitates, and how much...Ch. 4 - What volume of 1.212 M silver nitrate is needed to...Ch. 4 - Prob. 4.82QECh. 4 - A solid forms when excess barium chloride is added...Ch. 4 - Prob. 4.84QECh. 4 - Write the overall equation (including the physical...Ch. 4 - Write the overall equation (including the physical...Ch. 4 - What is the molar concentration of a solution of...Ch. 4 - Prob. 4.88QECh. 4 - What is the molar concentration of an HCl solution...Ch. 4 - What is the molar concentration of an H2SO4...Ch. 4 - Prob. 4.91QECh. 4 - Prob. 4.92QECh. 4 - The pungent odor of vinegar is a result of the...Ch. 4 - Prob. 4.94QECh. 4 - Oranges and grapefruits are known as citrus fruits...Ch. 4 - Prob. 4.96QECh. 4 - Prob. 4.97QECh. 4 - Prob. 4.98QECh. 4 - Prob. 4.99QECh. 4 - Prob. 4.100QECh. 4 - Prob. 4.101QECh. 4 - Prob. 4.102QECh. 4 - Prob. 4.103QECh. 4 - Prob. 4.104QECh. 4 - Prob. 4.105QECh. 4 - Prob. 4.106QECh. 4 - Prob. 4.107QECh. 4 - Prob. 4.108QECh. 4 - Prob. 4.109QECh. 4 - Prob. 4.110QECh. 4 - Prob. 4.115QECh. 4 - Prob. 4.117QECh. 4 - Prob. 4.118QECh. 4 - Prob. 4.119QECh. 4 - Prob. 4.120QECh. 4 - Prob. 4.121QECh. 4 - Prob. 4.122QECh. 4 - Prob. 4.123QE
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
- 1. Sometimes a reaction can fall in more than one category. Into what category (or categories) does the reaction of Ba(OH)2(aq) + H+PO4(aq) fit? acid-base and oxidation-reduction oxidation-reduction acid-base and precipitation precipitationarrow_forwardA 2.5624-g sample of a pure solid alkali metal chloride is dissolved in water and treated with excess silver nitrate. The resulting precipitate, filtered and dried, weighs 3.03707 g. What was the percent by mass of chloride ion in the original compound? What is the identity of the salt?arrow_forwardUsing circles to represent cations and squares to represent anions, show pictorially the reactions that occur between aqueous solutions of (a) Fe3+ and OH-. (b) Na+ and PO43-.arrow_forward
- Some of the substances commonly used in stomach antacids are MgO, Mg(OH)2, and Al(OH)3. a. Write a balanced equation for the neutralization of hydrochloric acid by each of these substances. b. Which of these substances will neutralize the greatest amount of 0.10 M HCl per gram?arrow_forwardIf enough Li2SO4 dissolves in water to make a 0.33 M solution, explain why the molar concentration of Li+ is different from the molar concentration of Li2SO4(aq).arrow_forwardThe active ingredients of an antacid tablet contained only magnesium hydroxide and aluminum hydroxide. Complete neutralization of a sample of the active ingredients required 48.5 mL of 0.187 M hydrochloric acid. The chloride salts from this neutralization were obtained by evaporation of the filtrate from the titration; they weighed 0. 4200 g. What was the percentage by mass of magnesium hydroxide in the active ingredients of the antacid tablet?arrow_forward
- Triiodide ions are generated in solution by the following (unbalanced) reaction in acidic solution: IO3(aq) + I(aq) I3(aq) Triiodide ion concentration is determined by titration with a sodium thiosulfate (Na2S2O3) solution. The products are iodide ion and tetrathionate ion (S4O6). a. Balance the equation for the reaction of IO3 with I ions. b. A sample of 0.6013 g of potassium iodate was dissolved in water. Hydrochloric acid and solid potassium iodide were then added. What is the minimum mass of solid KI and the minimum volume of 3.00 M HQ required to convert all of the IO3 ions to I ions? c. Write and balance the equation for the reaction of S2O32 with I3 in acidic solution. d. A 25.00-mL sample of a 0.0100 M solution of KIO. is reacted with an excess of KI. It requires 32.04 mL of Na2S2O3 solution to titrate the I3 ions present. What is the molarity of the Na2S2O3 solution? e. How would you prepare 500.0 mL of the KIO3 solution in part d using solid KIO3?arrow_forwardThe presence of arsenic in a sample that may also contain another Group 5A element, antimony, can be confirmed by first precipitating the As3+ and Sb3+ ions as yellow solid As2S3 and orange solid Sb2S3. If aqueous HCI is then added, only Sb2S3 dissolves, leaving behind solid As2S3. The As2S3 can then be dissolved using aqueous HNO3. 3 As2S3(s) + 10 HNO3(aq) + 4 H2O() 6 H3AsO4(aq) + 10 NO(g) + 9 S(s) Finally, the presence of arsenic is confirmed by adding AgNO3 to the solution of H3AsO4 to precipitate a reddish brown solid AgxAsOy The composition of this solid is As, 16.199% and Ag, 69.964%. (a) What are the oxidation numbers of As, S, and N in the reaction of As2S3 with nitric acid? (b) What is the formula of the reddish brown solid AgxAsOy?arrow_forwardMagnesium metal (a component of alloys used in aircraft and a reducing agent used in the production of uranium, titanium, and other active metals) is isolated from sea water by the following sequence of reactions: Mg2+(aq)+Ca(OH)2(aq)Mg(OH)2(s)+Ca2+(aq)Mg(OH)2(s)+2HCl(aq)MgCl2(s)+2H2O(l)MgCl2(l)electrolysisMg(s)+Cl2+Cl2(g) Sea water has a density of 1.026 g/cm3 and contains 1272 parts per million of magnesium a5 Mg2+(aq) by mass. What mass, in kilograms, of Ca(OH)2; is required to precipitate 99.9% of the magnesium in 1.00103 L of sea water?arrow_forward
- You need to make a 0.300-M solution of NiSO4(aq). Calculate the mass of NiSO4 · 6H2O you should put into a 0.500-L volumetric flask.arrow_forwardChlorisondamine chloride (C14H20Cl6N2) is a drug used in the treatment of hypertension. A 1.28-g sample of a medication containing the drug was treated to destroy the organic material and to release all the chlorine as chloride ion. When the filtered solution containing chloride ion was treated with an excess of silver nitrate, 0.104 g silver chloride was recovered. Calculate the mass percent of chlorisondamine chloride in the medication, assuming the drug is the only source of chloride.arrow_forwardA 1.345-g sample of a compound of barium and oxygen was dissolved in hydrochloric acid to give a solution of barium ion, which was then precipitated with an excess of potassium chromate to give 2.012 g of barium chromate, BaCrO4. What is the formula of the compound?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage Learning
ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStax
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:OpenStax
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
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