EBK ELEMENTARY PRINCIPLES OF CHEMICAL P
4th Edition
ISBN: 9781119192107
Author: BULLARD
Publisher: JOHN WILEY+SONS,INC.-CONSIGNMENT
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 3, Problem 3.41P
Interpretation Introduction
Interpretation:
Calculate the grams of nauseum required to prepare the given solution.
Concept introduction:
Molarity of solution can be defined as number of moles of solutes in 1L of solution. It is calculated as follows:
Here, n is number of moles of solute and V is volume of solution.
Also, number of moles are related to mass and molar mass as follows:
Here, m is mass and M is molar mass.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A mixture of ethanol, benzaldehyde and KMnO4 is mixed together. Would you expect a precipitate to form based on the reactants functional groups?
In class we are learning about solubility, electrolytes both strong and weak. I totally get it.
I just want to review how the notation of polar covalent soluble nonelectrolytes work. For example, Glucose as a solid being dropped in a water solution. Even though it is not ionic, it is very soluble and does not break up, so is not a electrolyte. Like an Ionic soluble, it does get hydrated. Thus , by thjs logic should it be notated like this?
Glucose (s) >>>>>>>> Glucose (aq) ??? Or is there some other notation for sugar solution?
Answer questions a through c:
a. A CHEM 1215L student prepares a dilute solution of sodium hydroxide, NaOH(aq), starting with 6 M sodium hydroxide. She then titrates a 1.372 g sample of KHP with the dilute sodium hydroxide solution, NaOH (aq), to a phenolphthalein end point. If the titration required 21.84 mL of sodium hydroxide, NaOH(aq), calculate the molar concentration of the sodium hydroxide solution, NaOH (aq). (Remember that KHP is potassium hydrogen phthalate KHC8H4O4, NOT potassium hydrogen phosphorus!)
b. The student uses the same sodium hydroxide to titrate 10.00 mL of vinegar to a phe- nolphthalein end point. If the titration required 27.48 mL of sodium hydroxide, NaOH (aq), calculate the molar concentration of acetic acid, HC2H3O2 (aq), in the vinegar.
c. Calculate the mass percent of acetic acid, HC2H3O2 (aq), in the vinegar using the mo- lar concentration for acetic acid, HC2H3O2 (aq), determined in part band assuming the density of the solution is 1.01 g/mL.
Chapter 3 Solutions
EBK ELEMENTARY PRINCIPLES OF CHEMICAL P
Ch. 3 - Perform the following estimations without using a...Ch. 3 - Prob. 3.2PCh. 3 - Prob. 3.3PCh. 3 - Prob. 3.4PCh. 3 - Prob. 3.5PCh. 3 - Prob. 3.6PCh. 3 - Prob. 3.7PCh. 3 - Prob. 3.8PCh. 3 - Prob. 3.9PCh. 3 - A rectangular block of solid carbon (graphite)...
Ch. 3 - Prob. 3.11PCh. 3 - Prob. 3.12PCh. 3 - Prob. 3.13PCh. 3 - Prob. 3.14PCh. 3 - Prob. 3.15PCh. 3 - 3.16. In April 2010, the worst oil spill ever...Ch. 3 - Prob. 3.17PCh. 3 - The following data have been obtained for the...Ch. 3 - Prob. 3.19PCh. 3 - Prob. 3.20PCh. 3 - Prob. 3.21PCh. 3 - A mixture of methanol and propyl acetate contains...Ch. 3 - The feed to an ammonia synthesis reactor contains...Ch. 3 - Prob. 3.24PCh. 3 - A mixture is 10.0 molc% methyl alcohol, 75.0 mole%...Ch. 3 - Certain solid substances, known as hydrated...Ch. 3 - Prob. 3.27PCh. 3 - Prob. 3.28PCh. 3 - Prob. 3.29PCh. 3 - Prob. 3.30PCh. 3 - Prob. 3.31PCh. 3 - Prob. 3.32PCh. 3 - Prob. 3.33PCh. 3 - Prob. 3.34PCh. 3 - Prob. 3.35PCh. 3 - Prob. 3.36PCh. 3 - Prob. 3.37PCh. 3 - Prob. 3.38PCh. 3 - Prob. 3.39PCh. 3 - Prob. 3.40PCh. 3 - Prob. 3.41PCh. 3 - Prob. 3.42PCh. 3 - Prob. 3.43PCh. 3 - Prob. 3.44PCh. 3 - Prob. 3.45PCh. 3 - Prob. 3.46PCh. 3 - In the movie, Willy Wonka and the Chocolate...Ch. 3 - Prob. 3.48PCh. 3 - Prob. 3.49PCh. 3 - Prob. 3.50PCh. 3 - Prob. 3.51PCh. 3 - Prob. 3.52PCh. 3 - Prob. 3.53PCh. 3 - Prob. 3.54PCh. 3 - Prob. 3.55PCh. 3 - Prob. 3.56PCh. 3 - Prob. 3.57PCh. 3 - Prob. 3.58PCh. 3 - Prob. 3.59PCh. 3 - Prob. 3.60PCh. 3 - Prob. 3.61PCh. 3 - Prob. 3.62PCh. 3 - Convert the temperatures in Parts (a) and (b) and...Ch. 3 - Prob. 3.64PCh. 3 - Prob. 3.65PCh. 3 - Prob. 3.66PCh. 3 - Prob. 3.67PCh. 3 - Prob. 3.68PCh. 3 - Prob. 3.69P
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
- Treatment of ammonia with phenol in the presence of hypochlorite yields indophenol, a blue product that absrobs light at 625 nm, which can be used for the spectrophotometric determination of ammonia. ocr -OH • NH, indophenol anion To determine the ammonia concentration in a sample of lake water, three samples are prepared. In sample A, 10.0 mL of lake water is mixed with 5 mL of phenol solution and 2 mL of sodium hypochlorite solution, and diluted to 25.0 mL in a volumetric flask. In sample B, 10.0 mL of lake water is mixed with 5 mL. of phenol solution, 2 mL of sodium hypochlorite solution, and 2.50 mL of a 5.50 x 10-4 M ammonia solution, and diluted to 25.0 mL. Sample C is a reagent blank. It contains 10.0 mL of distilled water, 5 mL of phenol solution, and 2 ml. of sodium hypochlorite solution, diluted to 25.0 mL. The absorbance of the three samples is then measured at 625 nm in a 1.00 cm cuvette. The results are shown in the table. Sample Absorbance (625 nm) A 0.374 В 0.621 0.045…arrow_forwardMultiple choice questions. Pick the right answers Benzene is one of the Toxic Air Pollutants (TAPS) found in car exhaust fumes When a 50.00 ml. aqueous sample containing a 0.05000 M benzene (molecular weight = 78.11g/mol) is extracted twice with 10 00 ml. portions of chloroform, it is found that 1.50x 10 moles of the original compound has been extracted into the chloroform i) Calculate the value of the partition coefficient for the extraction of benzene in water using chloroform A 2.75 B 2.91 C 7.51 D 2.81 ii) determine the extraction efficiency of a single extraction A. 0.575 B. 0.400 C. 0.368 D. 0.600 iii) determine the total volume of the chloroform which will be needed to extract 99% of the benzene from the aqueous phase A 50.72 mL B 150 00 mL C 110 00 mL D 46.28 mL.arrow_forward3. When solid sodium bicarbonate and solid hydrochloric acid were mixed together, no change was observed. When water was added to the solid mixture, bubbles formed. Explain these results.arrow_forward
- 1. Which of the following pairs will produce a precipitate in water at 25°C? Na3PO4 + KCl → BaCl2 (aq) + (NH4)3PO4 → K2CO3 + NaNO3 → (NH4)2SO4 + Na2CrO4 →arrow_forwardYou want to determine the concentration of NaCl in a water. In preliminary analysis, it appears to be saline water with a NaCl content of approximately 4%. Should you dilute the sample if your titrant has a concentration of 0.1 M and you want to spend 25 mL of sample? Solution: You must dilute approximately ten times, taking 10 mL of sample and making up to 100 mL. In this way, 17.20 mL of titrant will be spent.arrow_forwardHello, I'm having issue with this question: "Set up the factor label (dimensional analysis) calculation required to determine the concentration of the NaOH solution via titration of a given amount of KHP. Include all numbers except the given mass of KHP. Use “Mass of KHP” in place of your given mass" I started by converting the mass of KHP to moles, but I'm going wrong somewhere and not getting a correct answer because I think I'm missing numbers somewhere, but I'm not entirely sure. A picture of the titration I'm working from is also attached.arrow_forward
- Twenty sodium salicylate tablets labeled 325 mg were dispersed in sufficient water to make 200.0 mL. A 15.0–mL aliquot of the filtrate was titrated to a bromophenol blue endpoint in the usual way by 32.11 mL of 0.1000 N hydrochloric acid. Calculate the amount of sodium salicylate in each tablet, and from that, the percentage of the labeled amount. (NaC7H5O3 MW = 160.11 g/mol) Amount of sodium salicylate in each tablet = % labelled amount =arrow_forwardA student weighs out exactly 1.562 grams of p-aminophenol and exactly 40 mL of water. After dissolving p-aminophenol in HCl, 10 mL of acetic anhydride is added. The student follows the procedure and acetaminophen is prepared. What is the maximum amount of acetaminophen she could obtain from the reaction if the percentage yield is 76%?arrow_forwardb) Will the sample be contaminated with any of the impurities? Calculate the percent purity of the initial sample (in terms of compound A) - ( i.e. express the amount of compound A in the initial sample as a percentage of the mass of initial sample). Calculate the percent purity of the final sample (in terms of compound A) - (i.e. express the amount of compound A in the final sample as a percentage of the mass of final sample). Did the recrystallization procedure result in an increase of the percent purity of compound A in the sample? Comment on the results.arrow_forward
- A student performs a crystallization on an impure sample of biphenyl. The sample weighs 0.5 g and contains about 5% impurity. Based on his knowledge of solubility, the student decides to use benzene as the solvent. After crystallization, the crystals are dried and the nal weight is found to be 0.02 g. Assume that all steps in the crystallization are performed correctly, there are no spills, and the student lost very little solid on any glassware or in any of the transfers. Why is the recovery so low?arrow_forwardIn the preparation of a standard stock solution for protein analysis, 50 mg of bovine serum albumin (BSA) was dissolved in deionized distilled water to a final volume of 10 mL. What is the weight of BSA in 0.60 mL stock solution?arrow_forwardSupposed you are in a chemistry laboratory gave you a 500 ml Erlenmeyer flask containing 200 ml of heterogenous liquid mixture. This liquid mixture consists of sodium chloride, water, benzoic acid, is made by combining Mixture A and Mixture B. Mixture A (aqueous mixture): sodium chloride is dissolved in distilled water. Mixture B (organic mixture): benzoic acid, phenol and aniline is dissolved in petroleum ether (a nonpolar solvent). Your task is to separate the components of the heterogenous mixture and identify the components. What wet chemical analysis/qualitative test should be performed to detect the compounds?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Organic Chemistry: A Guided InquiryChemistryISBN:9780618974122Author:Andrei StraumanisPublisher:Cengage Learning
Organic Chemistry: A Guided Inquiry
Chemistry
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Cengage Learning