Question
show all work please thank you!!
9. (4 pts) Trifluoroacetic acid (CF3CO2H; pk, = 0.23) and acetic acid (CH3CO2H; pka = 4.75) are monoprotic acids (meaning the
0 0
Add a comment Improve this question Transcribed image text
Answer #1

(pka = -log ka) Answers К Pka paka b 10 4.75 os CH₃CO2H 4.75 = 1.78*10s 10-0.23 0.23 - CF3 CO2H = 0.59 FECHECKOTH => CF3 gro

Add a comment
Know the answer?
Add Answer to:
show all work please thank you!! 9. (4 pts) Trifluoroacetic acid (CF3CO2H; pk, = 0.23) and...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • show all work please thank you!!! 8. (4 pts. total; 2 pts. each) In the space...

    show all work please thank you!!! 8. (4 pts. total; 2 pts. each) In the space provided below, explain the following atomic properties. Be succinct. Electronegativity (X^) Polarizability 9. (4 pts) Trifluoroacetic acid (CF3CO2H: pK = 0.23) and acetic acid (CH3CO2H; pk= 4.75) are monoprotic acids (meaning they can dissociate only one H ion/molecule of acid). Using your knowledge of structure, explain why the acid dissociation (Ka) of acetic acid is greater than that for trifluoroacetic acid. Place your answer...

  • 8. (4 pts. total; 2 pts. each) in the space provided below, explain the following atomic...

    8. (4 pts. total; 2 pts. each) in the space provided below, explain the following atomic properties. Be succinct. Electronegativity (X) Polarizability 9. (4 pts) Trifluoroacetic acid (CF3CO2H; pka = 0.23) and acetic acid (CH3CO2H;pka = 4.75) are monoprotic acids (meaning they can dissociate only one H ion/molecule of acid). Using your knowledge of structure, explain why the acid dissociation (K) of acetic acid is greater than that for trifluoroacetic acid. Place your answer in the space provided.

  • 6 (4 pts, total: 2 pts, each) For each of the following questions, circle the BEST...

    6 (4 pts, total: 2 pts, each) For each of the following questions, circle the BEST a. Strongest Bronsted-Lowry acid HF HCI HBO HI b. Has the lowest pk. CH NH H2O Has 7. (4 pts total, 2 pts each) For each of the following molecular structures, circle the MOST acidic hydrogen. Note that lone pairs have been omitted for clarity. HH HHHH Horacaugh a HHH b Hн 8. (4 pts. total; 2 pts, each) in the space provided below,...

  • 4. Consider phosphonic acid, an inorganic acid that has both the empirical and molecular formua HaPOs......

    4. Consider phosphonic acid, an inorganic acid that has both the empirical and molecular formua HaPOs... a. (4 pts) Draw the most stable Lewis electron dot structure for HaPOs containing one double bond and no formal charges. Place your answer in the space provided. HaPOs with one double bond b. (3 pts) What is the orbital hybridization at phosphorus in your answer to part (a)? (4 pts) Draw the most stable Lewis electron dot structure for HaPOs containing no double...

  • 6. (4 pts. total 2 pts.cach) For each of the following questions, circle the BEST answer...

    6. (4 pts. total 2 pts.cach) For each of the following questions, circle the BEST answer a Strongest Bronsted-Lowry acid нсі HB: HF b. Has the lowest pk. CHA NH3 H20 Has 7. (4 pts total, 2 pts each) For each of the following molecular structures, circle the MOST acidie hydrogen. Note that lone pairs have been omitted for clarity. HH н ннн нссон Hagh HHH HH 8. (4 pts. total: 2 pts, each) In the space provided below, explain...

  • 1. (6 pts total; 2 pts each) Proteins that catalyze chemical reactions in living systems are...

    1. (6 pts total; 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) сн. н 0:00 HO-C-H. HỌC-C-CH, CH,SH H-C-H H2N -CO,H H An Amino Acid Threonine Valine...

  • (6 pts total: 2 pts each) Proteins that catalyze chemical reactions in living systems are called...

    (6 pts total: 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) O . CH, HO-C-H H-C-H HẠC-C-CH, CH,SH HNT-CO,H Cysteine Valine Threonine Aspartic Acid An Amino Acid...

  • show all work please thank you!! 1. (6 pts total: 2 pts each) Proteins that catalyze...

    show all work please thank you!! 1. (6 pts total: 2 pts each) Proteins that catalyze chemical reactions in living systems are called enzymes. The basic building blocks of proteins are called amino acids and have the general structure pictured below, left, where R is a substituent containing one of many organic functional groups. Some representative examples of amino acids found in nature are pictured here as well (R groups only) Opo CH HO-C-H HC-C-CH₂ CH₂SH H-C-H H,NFCO,H. Threonine Valine...

  • some acids + bases questions. please answer all parts! Thank you so much! 3a. Cyanic acid,...

    some acids + bases questions. please answer all parts! Thank you so much! 3a. Cyanic acid, HCNO, is a weak monoprotic acid with Ka = 2.0 × 10−4.Calculate the pH of a 0.820 M solution of this acid. Report your answer to TWO places past the decimal. 3b. Hypobromous acid, HBrO, is a weak monoprotic acid with Ka = 2.8 × 10−9.Calculate the pH of a 0.312 M solution of this acid. Report your answer to TWO places past the...

  • 1. (6 pts total, 2 pts each) Proteins that catalyze che enzymes. The basic building blocks...

    1. (6 pts total, 2 pts each) Proteins that catalyze che enzymes. The basic building blocks of proteins a on) Proteins that catalyze chemical reactions in living systems are called structure pictured below, left, where R is a sub building blocks of proteins are called amino acids and have the general ed below, left, where R is a substituent containing one of many organic functional ne representative examples of amino acids found in nature are pictured here as well (R...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT