Conjugate acid base Study guides, Class notes & Summaries
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Chemistry Exam Questions Correctly Answered 2024.
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Chemistry Exam Questions Correctly Answered 2024. 
Identify each substance as an acid or a base and write a chemical equation showing how it is an acid or a base according to the Arrhenius definition. 
a.) HNO3 (aq) 
b.) NH4^+ (aq) 
c.) KOH (aq) 
d.) HC2H3O2 (aq) - correct answer a.) acid, HNO3 (aq) ----> H^+ (aq) + NO3^- (aq) 
b.) acid, NH4^+ (aq) <----> H^+ (aq) + NH3 (aq) 
c.) base, KOH (aq) ----> K^+ (aq) + OH^- (aq) 
d.) acid, HC2H3O2 (aq) <----> H^+ (aq) + C2H3O2^- 
 
In...
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CHM142 Exam 3 Questions And Answers 2024 A+ Review
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CHM142 Exam 3 Questions And Answers 2024 A+ Review 
Buffer - ANS-Something that minimizes impact of the external force (in acid-base systems, force = pH) 
Acid-Base Buffer - ANS-A solution that will minimize changes in pH upon the addition of acid or base 
What is a buffer made of? - ANS-An acidic and a basic component - a conjugate acid-base pair (weak acid 
and conjugate base or weak base and conjugate acid) 
How do buffers work? - ANS-Through the common ion effect 
Common Ion Effect - ANS...
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Acid-Base Equilibria Review Practice Exam 2024.
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Acid-Base Equilibria Review Practice Exam 2024. 
 
Bronsted-Lowry theory of an acid? - correct answer An acid is a substance which can donate a proton (H+) to a base. 
 
Bronsted-Lowry theory of a base? - correct answer A base is a substance which can accept a proton (H+) from an acid. (N.B. All bases must have at least one pair of electrons to be able to accept a proton. 
 
T/F: When an acid loses a proton to a base, it forms a base itself. - correct answer True. Similarly, when a base accepts ...
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KSU Chem 1212 Exam 3 Practice exam Q&A
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KSU Chem 1212 Exam 3 Practice exam 
Q&A 
Arrhenius acid - CORRECT ANSWER-substance that produces H₃O⁺ when dissolved in 
water (meaning it is limited to appearing only in aqueous solutions) 
hydronium ion - CORRECT ANSWER-H₃O⁺; usually functions as the conjugate acid 
Arrhenius base - CORRECT ANSWER-substance that produces OH⁻ when dissolved in 
water (meaning it is limited to appearing only in aqueous solutions) 
hydroxide ion - CORRECT ANSWER-OH⁻; usually functions as the conjuga...
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Chem 241 Acid/Base & Solvent/Solvent Extraction Questions And Answers Latest Update 2024
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Fraction of Dissociation - correct answers the fraction of the acid in the conjugate base form (A-). 
[A-] / [A-]+[HA] or [A-]/F 
 
Fraction of Association - correct answers the fraction of the base in the conjugate acid form [BH+]. 
[BH+] / [BH+]+[B] or [BH+]/F 
 
Strong Acids - correct answers HClO4, H2SO4, HNO3, HCl, HI, HBr 
 
Strong Bases - correct answers LiOH, NaOH, KOH, RbOH, CsOH 
Ca(OH)2, Mg(OH)2, Ba(OH)2, Sr(OH)2 
 
What should I do if I have a dilute strong acid or base? (10e-6<F...
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CEM 142 MOCK EXAM 2 QUESTIONS AND ANSWERS ALREADY PASSED
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CEM 142 MOCK EXAM 2 QUESTIONS 
AND ANSWERS ALREADY PASSED 
 
Imagine a reaction in which compound A (which is a blue compound) reacts with compound B 
(which is a yellow compound) to give AB. 
A2 + B2 --> 2AB 
 
What can you say about the color of compound AB? It is impossible to predict what the 
color of AB is from the information given 
 
Which acid is the strongest of CH4 NH3 OH2 and HF HF because H and F are small atoms - 
more bond overlap, not willing to share electrons, most positive ...
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PHR 911 Block 3 Priz Questions And Answers With Complete Solutions
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Once a drug reaches its target it must (blank 1) the target and vice versa and then (blank 2) to begin the process of producing the desired biological effect correct answer: Blank 1: recognize 
Blank 2: bind 
 
Chemical structure on drug action correct answer: drug structure, ionization, lipophilicity, reactivity, metabolism 
 
Acid/Base properties of drugs correct answer: If pH< pKa then group is protonated form 
If pH>pKa then group is in unprotonated form 
 
Sulfonic Acid correct a...
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OSSF II Exam 1 Questions and Answers(A+ Solution guide)
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Which of the following is not a place you would find transitional epithelium in the kidney? - Answer- 
*** here are all the places you would 
renal calyx, renal pelvis, ureter, bladder, proximal urethra 
What type of epitihelium lines the renal papilla? - Answer-cuboidal 
What are the layers of the ureter? - Answer-(lumen) mucosa, muscularis, adventitia 
What are the layers of the urinary bladder? - Answer-(lumen) mucosa, muscularis, serosa 
5 steps of reabsorption process - Answer-1. transport ...
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CHEMISTRY PRAXIS Practice Exam Questions And Answers (Updated And Verified)
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CHEMISTRY PRAXIS Practice Exam 
Questions And Answers (Updated And 
Verified) 
What is the negative log of 1 X10⁻⁷ - answer7 
When [H₃O⁺] = [OH⁻] the solution is acidic or basic or neutral - answerneutral 
The concentration of H₃O⁺ and OH⁻ in pure water at 25°C - answer1X10⁻⁷ 
Kw - answer1X10⁻¹⁴ 
pH + pOH = - answer14 
What is the concentration of Hydrogen ion when the pH is 2 - answer1X10⁻² 
Using the - log [H⁺] or - log [H₃O⁺] helps you find the - answerpH 
U...
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Biochemistry FAU Haces Exam 1 Questions and Answers 100% Verified Solutions Graded A 2024-2025
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intermolecular forces - forces between molecules 
EX: HCl-HCl 
 
intramolecular forces - hold atoms together in a molecule 
Ex: H-Cl 
 
Types of intramolecular forces - 1. Ionic 
2. Covalent 
 - Polar covalent 
 - nonpolar covalent 
 
nonpolar covalent bond - bond between atoms with same electronegativity 
 
polar covalent bond - bond with unequal sharing of electrons 
 
the lower the pka the - stronger the acid 
 
Buffers are ___ - solutions that resist changes in pH when strong acids or bases ...
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