Gannon University CHM x CH Chegg C WWW sapling learning.com /ibiscms/mod/ibis/vi
ID: 891435 • Letter: G
Question
Gannon University CHM x CH Chegg C WWW sapling learning.com /ibiscms/mod/ibis/view.php?id-2043679 Jump to sapling learning Sapling Learning Gannon University-C Activities and Due Dates Fall 15 TALLMADGE HW 4. My Assignment O 0/5/2015 10:00 AM A 83.6/100 0/3/2015 03:29 AM Gradebook Attempts Score Print Calculator Periodic Table 90 90 Map www saplinglearning.com x M wwwsapliinglearning.com x Y As fask has 100mL of HC x C Home Chegg.com x Gannon University CHM x C WWW sapling learning.com /ibiscms/mod/ibis/view.php?id-2043679 O 10/5/2015 10:00 AM A 89/100 0/3/2015 03:29 AM Gradebook Attempts Score Print Calculator Periodic Table 20 95 Questi 33 of 34 Map The flask shown here contains 10.0 mL of HCl and a few drops of phenolphthalein indicator. The buret contains 0.100 M NaOH 23 What volume of NaOH is needed to 24 99 reach the end point of the titration? 20 25 95 25 30 mL NaOH 35 26 40 45 27 click to begin What was the initial concentration of HCI? 28 Number Resources O Assignment Information OHelp With This Topic Web Help & Videos OAssignment nformation OHelp With This Topic Web Help & Videos O Technical Support and Bug Reports LogoExplanation / Answer
Solution :-
Molarity of NaOH = 0.100 M
volume of NaOH used = 17.0 ml
volume of HCl used for titration = 10.0 ml
mole ratio of the HCl and NaOH is 1 : 1
Therefore concetration of the HCl = volume of NaOH * molarity of NaOH/ volume of HCl
= 0.17 M
So the concnetration of the HCl = 0.17 M
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