ChemistryFor question #'s 24-27: Consider the following information about the titration of 0.10M ammonia with standardized HCI (titration curve seen below):K1.8 x 10NH) + H NH4,741040Volume of HCWhat major species is (are) present at point D?O NH, onlyO NH, and NH,O NH," and HOH' onlyO NH, onlyQuestion 25What is the pH at point B?9.26O 4.74O 7.00O A pH other than what's listedO 11.13Question ZoWhat major species is (are) present at point B?O OH onlyO NH, onlyO NH3 and NH,O NH3 onlyO NH, and OHWhich of the following represents the approximate pH at the equivalence point of the titration?O pH = 7O Impossible to determineO pH < 7O pH > 7

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Chemistry For question 's 24-27: Consider the following information about the titration of 0.10M ammonia with standardized HCI (titration curve seen below) NH) + H NH 1.8 x 10 4.74 10 30 40 Volume of HCI What major species is (are) present at point D? O NH, only O NH, and NH, O NH," and H" O I' only O NH, only Question 25 What is the pH at point B? 9.26 4.74 O 7.00 O A pH other than what's listed O 11.13 Question 2o What major species is (are) present at point B? OH only O NH, only O NH3 and NH. O NH3 only O NH, and OH" Which of the following represents the approximate pH at the equivalence point of the titration? O pH = 7 O Impossible to determine O pH < 7 O pH > 7

Chemistry For question 's 24-27: Consider the following information about the titration of 0.10M ammonia with standardized HCI (titration curve seen below) NH) + H NH 1.8 x 10 4.74 10 30 40 Volume of HCI What major species is (are) present at point D? O NH, only O NH, and NH, O NH," and H" O I' only O NH, only Question 25 What is the pH at point B? 9.26 4.74 O 7.00 O A pH other than what's listed O 11.13 Question 2o What major species is (are) present at point B? OH only O NH, only O NH3 and NH. O NH3 only O NH, and OH" Which of the following represents the approximate pH at the equivalence point of the titration? O pH = 7 O Impossible to determine O pH < 7 O pH > 7

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter8: Polyfunctional Acids And Bases

Section: Chapter Questions

Problem 10P

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