A student dissolve 1.0 g of a mixture containing benzoic acid, p-methylaniline and cholobenzene in 20.0 mL of 10% HCL solution. After separating two layers, he added 10% NaOH to the aqueos layer until basic to litmus paper. The Precipitate formed is: O a. chlorobenzene O b. p-methylaniline and benzoic acid Oc. p-methylaniline O d. benzoic acid

A student dissolve 1.0 g of a mixture containing benzoic acid, p-methylaniline and cholobenzene in 20.0 mL of 10% HCL solution. After separating two layers, he added 10% NaOH to the aqueos layer until basic to litmus paper. The Precipitate formed is: O a. chlorobenzene O b. p-methylaniline and benzoic acid Oc. p-methylaniline O d. benzoic acid

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter16: Solubility And Complex Ion Equilibria

Section: Chapter Questions

Problem 10RQ: Figure 15-3 outlines the classic scheme for separating a mixture of insoluble chloride salts from...

See similar textbooks

Similar questions

Figure 15-3 outlines the classic scheme for separating a mixture of insoluble chloride salts from one another. Explain the chemistry involved in the various steps of the figure.
Phenolphthalein is a commonly used indicator that is colorless in the acidic form (pH 8.3) and pink in the base form (pH 10.0). It is a weak acid with a pKa of 8.7. What fraction is in the acid form when the acid color is apparent? What fraction is in the base form when the base color is apparent?
NH resulting from wH- Cl needed to provent Mgl oH)2 From precipitating in alite of a solution contaning o.o2mol of ammonia and o.odlnol From Mg- knuwing that the ionization canstant of ammania is 1-8 x1o and its solubititg mgloH)h 2112X10 の1.5X20 2.6*10M -2 O 2.5 X10 M -3 @1.6x10M HO o ab -2 ①1イメごm HO
QUESTION 8 A small von Weirman ratio is desirable, therefore it is advisable to fom a precipitate by I. stirring reagents II. faster addition of reagents III. highly dilute solution by addition of dilute reagents IV. precipitation from cold solution O I& II III & IV O I only OI&|I O I l only
Which salt would increase in solubility if a strong acid is added to the solution? OA TIBR OB. KCIOA OCPbl2 O D. two of these answers E. SrF2 OF BaCrOA QUESTION 20 What major species are present at the equivalence point when 3-butenoic acid( C2H5COOH) is titrated with KOH? Note: Incorrect answers will negatively offect score. A. C3H5COOH B.OH H30 Dox
Three drops of the phenolphthalein chemical indicator should be added to the acidic analyte sample (KHP or citric acid) before every titration. You will then carefully add the base to the analyte until the solution turns O a. from clear to a very pale pink color. O b. from a pale pink color to totally clear. O. from a dark pink color to totally clear. O d. from clear to a very dark pink color.
25.0 cm³ sodium hydroxide is neutralized by 15.0 cm³ sulphuric acid of concentration 0.10 mol dm-3. a. Write the equation for the reaction b. From the equation, determine how many moles of sulphuric acid will neutralize 1.0 mol of sodium hydroxide. c. Determine how many moles of sulphuric acid are used in the neutralization. d. Determine the concentration of sodium hydroxide.
If 2 ml of 25 N H2SO4 is transferred to 50 ml volumetric flask and complete to mark with ditilled water, the concentration of acid will be .. M* O 2.5 O 1.5 2 O 0.5 0 1 Non of these
101 Chem101 b My Questions | bartleby А аpp.101edu.co E Apps e Resource Library -. Dashboard 101 Chem101 E Reading list Word wco Writing Centers at. 11-0218 NCI Theor.. Question 5 of 11 Submit A solution of tartaric acid (H:C&H.Os) with a known concentration of 0.155 M H2C«H«Os is titrated with a 0.425 M NaOH solution. How many mL of NaOH are required to reach the second equivalence point with a starting volume of 70.0 mL H.C«H«Os , according to the following balanced chemical equation: H:CH.Os + 2 NAOH - Na:CaH.Os + 2 H:O STARTING AMOUNT ADD FACTOR ANSWER RESET *( ) 1000 0.425 0.001 0.0217 12.8 25.5 0.155 1 0.0511 51.1 5.11 x 104 70.0 g NaOH L H2CsH.Os mol H:CAH.O6 M H2CH«Os mol NaOH mL NaOH M NaOH mL H2CaH«Os L NAOH g H2C4H.O6 1:35 PM P Type here to search 46°F 2/27/2022
lonfiguration. How many milliteters (mL) of 1.0M NaOH would be needed to neutralize and precipitate 20.0L th B.0150 M Hs PO ?
6:07 LTE 74 Ch 17 Buffers and solubility 1. Buffers: C... 2. Buffers: C... M 3. Buffer P... 1req 4. Titration C... M 1req 5. Titration... Preparation Question [Review Topics] The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid solution with a 0.1 M solution of a monoprotic base. Question Question 6. Writing Ksp... 7. Ksp: Calcul... 6 M 4 8 2 0 M M 8. Common I... 5 10 15 20 25 30 35 40 45 50 mL of 0.1 M base added 9. Precipit... 1req (1) The pH curve M 10. Buffer + represents the titration of a with a ✰ acid Progress: 7/10 groups Due Apr 12 at 10:00 PM base. (2) Choose a Previous Next Finish Assignment Email Instructor Save and Exit Αν 03-cnow-owl.cengagenow.com ?
0-25 Nor 1lit of Hcl mixed Ceith OINO somlor Hel, then find Normalibs q folition is A) 0. 16 B) 0.24 C) 0. 32 )) 0.48