CHEM 1120 Lab Final Exam Study Guide | Chemistry Lab Review, Key Concepts & Practice Questions

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CHEM 1120 Lab Final Exam Study Guide | Chemistry Lab Review, Key Concepts & Practice Questions

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CHEM 1120 Lab Final Exam Study Guide | Chemistry Lab Review, Key Concepts & Practice Questions

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CHEM 1120 Lab Final Exam Study Guide | Chemistry Lab Review, Key Concepts &
Practice Questions

Color of endpoint weak acid titration - ANS ✔✔pink

True or False: At the halfway point, pH equals pKa - ANS ✔✔True

The mass (g) divided by the number of moles given (n) equals the _________ ______. - ANS
✔✔Molecular weight (g/mol)

True or False: Ka = 10^-pKa at the halfway point - ANS ✔✔True

[A-] can be cancelled out if the concentration of _____ is in the denominator (at the halfway
point) - ANS ✔✔[HA]

True or False: pKa = -log Ka - ANS ✔✔True

What separates group I from group II and III (Qual B Lab)? - ANS ✔✔HCl

What is the gray precipitate in Group I? - ANS ✔✔Hg2 ^2+

What is added to the clear solution in Group I? - ANS ✔✔HNO3

What is the white precipitate in Group I? - ANS ✔✔Ag^+

What is added to Group I before anything is formed? - ANS ✔✔NH3

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Uploaded on: June 26, 2026
Number of pages: 3
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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