What is the pka - Study guides, Class notes & Summaries

What is a BL acid? BL base? - ANSWERAcid is a proton donor while a base is proton acceptor List the 6 strong acids - ANSWERHClO4, HCl, HBr, HI, HNO3, H2SO4 List the 6 strong bases - ANSWERLiOH, NaOH, KOH, Ca(OH)2, Sr(OH)2, Ba(OH)2 What is the eq. for the dissociation of a weak acid? - ANSWERHA <=> H+ + A- Ka = ([H+][A-])/[HA] What is the eq. for base hydrolysis? - ANSWERB + H2O <=> BH+ + OH- Kb = ([BH+][OH-])/[B] What is the equation for pH and pOH? - ANSWERpH =...

CHEM 210 Exam 1 Review Questions With Accurate Solutions What is a BL acid? BL base? - ANSWERAcid is a proton donor while a base is proton acceptor List the 6 strong acids - ANSWERHClO4, HCl, HBr, HI, HNO3, H2SO4 List the 6 strong bases - ANSWERLiOH, NaOH, KOH, Ca(OH)2, Sr(OH)2, Ba(OH)2 What is the eq. for the dissociation of a weak acid? - ANSWERHA <=> H+ + A- Ka = ([H+][A-])/[HA] What is the eq. for base hydrolysis? - ANSWERB + H2O <=> BH+ + OH- Kb = ([BH+][OH...

Which of the following statements are true regarding water? Correct Answer-1. The boiling point of water helps lower cellulose degradation. 2. water deactivates nucleophilic reactions. 3. Ionic hydrolysis is usually uncatalyzed, while covalent hydrolysis is usually enzyme-catalyzed. 4. Water began on land, prob desert. 5. Proton hopping is rapid proton transfer along a "wire" How does hyperventilation affect pH? Correct Answer-it decreases CO2 and H+ in the blood, increasing pH. how ...

Biochemistry and Metabolism Exam 1 Questions with Complete Solutions. What are proteins made from? -Answer- amino acids What are some functions of proteins? (5) -Answer- structural, enzymatic, transport, defense, contractile Which isomer of carbohydrates is used in animals? -Answer- D What are DNA and RNA made of? -Answer- nucleic acids All lipids are formed from... -Answer- acetyl Co-A Complex lipids -Answer- phospholipids and glycolipids Simple lipids -Answer- triglycerides functions ...

What is the equation for corrected phenytoin? - ANSWER-CP= measured serum phenytoin/(0.2*albumin)+0.1 What is the principle intracellular cation? - ANSWER-potassium Principle extracellular is Sodium How many mL in a teaspoon? - ANSWER-5 mL how many mL in a tablespoon - ANSWER-15 mL how many mL in a cup? - ANSWER-240 mL how many mL in an ounce? - ANSWER-29.6 mL how many mL in a pint? - ANSWER-473 mL how many mL in a gallon? - ANSWER-3785 mL How do we calculate mols or m...

Portage Learning CHEM 210 Module 2 Exam Questions With Answers Latest Updated (Graded A+) The pH of a solution of 8.9 x 10-12 M NaOH is: A. 8.9 B. 8.9 x 10-12 C. 4.8 D. 11 E. 2.9 Question 1 Portage Learning CHEM 210 Module 2 Exam Questions With Answers Latest Updated 2024- 2025 (Graded A+) ABC Question 2 D E [Kw=[H+][OH-] = 1.0 x 10-14; [H+][8.9 x 10-12] = 1.0 x 10-14 ;[H+]=890; pH=-log[890]=2.9] Which attribute contributes to water’s unusual properties? The geometry of the m...

Pharmacologic behavior (AAPD QE Prep Dr. Nelson) Exam Questions With Verified Answers What was the chronology of anesthetic discovery (starting with cocaine till now)? - answer1) Cocaine (1885) 2) Procaine (1904) 3) Lidocaine (1943) 4) Articaine (2000) What Cranial nerve do we block most frequently in dentistry? what are its branches and functions? - answer1) Cranial Nerve (V); Trigeminal Nerve 2) 3 Branches: a) V1: Opthalmic branch b) V2: Maxillary branch (Superior alveolar, etc) c...

Portage Learning CHEM 210 Module 2 Exam Questions With Answers Latest Updated (Graded A+) The pH of a solution of 8.9 x 10-12 M NaOH is: A. 8.9 B. 8.9 x 10-12 C. 4.8 D. 11 E. 2.9 Question 1 Portage Learning CHEM 210 Module 2 Exam Questions With Answers Latest Updated 2024- 2025 (Graded A+) ABC Question 2 D E [Kw=[H+][OH-] = 1.0 x 10-14; [H+][8.9 x 10-12] = 1.0 x 10-14 ;[H+]=890; pH=-log[890]=2.9] Which attribute contributes to water’s unusual properties? The geometry of the m...

Pharmacologic behavior (AAPD QE Prep Dr. Nelson) Exam Questions With Verified Answers What was the chronology of anesthetic discovery (starting with cocaine till now)? - answer1) Cocaine (1885) 2) Procaine (1904) 3) Lidocaine (1943) 4) Articaine (2000) What Cranial nerve do we block most frequently in dentistry? what are its branches and functions? - answer1) Cranial Nerve (V); Trigeminal Nerve 2) 3 Branches: a) V1: Opthalmic branch b) V2: Maxillary branch (Superior alveolar, etc) c...

Biochemistry and Metabolism Exam 1 Questions with Complete Solutions. What are proteins made from? -Answer- amino acids What are some functions of proteins? (5) -Answer- structural, enzymatic, transport, defense, contractile Which isomer of carbohydrates is used in animals? -Answer- D What are DNA and RNA made of? -Answer- nucleic acids All lipids are formed from... -Answer- acetyl Co-A Complex lipids -Answer- phospholipids and glycolipids Simple lipids -Answer- triglycerides functions ...