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A chemist titrates 150.0 mL of a 0.8748M benzoic acid (HC,H,CO₂) solution with 0.3544M KOH solution at 25 °C. Calculate the pH at equivalence. The pK, of benzoic acid is 4.20. Round your answer to 2 decimal
asked
Oct 28, 2024
Chemistry
college
1
answer
5
votes
2.3k
views
Derive the RMS value of a 2Vpp a) sine wave, b) square wave, and c) sawtooth wave. Note that an RMS value can be defined for a current signal as well. VRMs or Irms √1/T ∫ᵀ₀ x²(t)dt
asked
Oct 2, 2024
Physics
high-school
1
answer
2
votes
62.4k
views
What is the most likely diagnosis based on the given ECG? A) Sinus Rhythm with Ventricular Bigeminy B) Sinus Rhythm with Ventricular Couplets C) Atrial Fibrillation with Ventricular Premature Contractions
asked
Sep 17, 2024
Medicine
college
1
answer
1
vote
141k
views
Use the standard normal distribution to find P(-2.25 < Z < 0). a) Probability value. b) Z-scores. c) Not specified.
asked
Aug 3, 2024
Mathematics
high-school
1
answer
0
votes
201k
views
How is the electron configuration of an anion different from that of the corresponding neutral atom? ANSWER: a. add the number of electrons required by the magnitude of the charge of the anion b. subtract
asked
Jul 8, 2024
Chemistry
high-school
1
answer
3
votes
13.7k
views
What describes the Mongol Empire's role in facilitating trans-Eurasian trade?
asked
Jun 19, 2024
History
high-school
1
answer
2
votes
104k
views
Acceptance and commitment therapy, which is a variation of ___, effectively treats depression and anxiety a. psychoanalysis b. virtual reality exposure therapy c. aversive conditioning d. cognitive-behavioral
asked
Apr 13, 2024
Social Studies
college
1
answer
0
votes
215k
views
My dad kept a Modle A in the garage that he let me take apart whenever i wanted whats the misplaced modifier
asked
Jan 4, 2024
English
high-school
1
answer
1
vote
107k
views
Please help me out :(
asked
Apr 28, 2023
Mathematics
high-school
1
answer
13
votes
1.1k
views
Explain why the Europeans should grant independence to their colonies
asked
Apr 16, 2023
History
high-school
1
answer
1
vote
83.0k
views
4. Which of these is one of Oliver's goals? a. To inspire young people with food b. To get young people back in school c. To turn young people into famous chefs d. To show young people how to make money
asked
Apr 12, 2023
English
college
1
answer
4
votes
171k
views
Is m=-6 a solution to the inequality m less than or equal to -12
asked
Mar 7, 2023
Mathematics
high-school
2
answers
2
votes
233k
views
(3/2)^4= in fraction form help pls
asked
Aug 6, 2022
Mathematics
high-school
1
answer
4
votes
124k
views
Show that the triangles are similar and write a similarity statement. F. 5 G 24 15 18 H 16.5 J 5.5 K HG HJ GJ II II So AGHJ~A
asked
Jun 28, 2022
Mathematics
high-school
1
answer
22
votes
199k
views
In "The Case for Shelter Animals," what claim does the author make about puppy mills? Puppy mills do not get a lot of business. Puppy mills are largely supported and accepted. Puppy mills are inhumane
asked
Apr 24, 2022
English
college
2
answers
5
votes
1.7k
views
Difference between natural and artificial factors of population change
asked
Mar 28, 2022
Social Studies
high-school
1
answer
5
votes
199k
views
What best describes Muhammad's role in the early Muslim community?
asked
Jan 20, 2022
History
high-school
1
answer
2
votes
97.9k
views
Write the slope-intercept form of the equation of each line. Identify the slopes y-intercept
asked
Nov 16, 2021
Mathematics
college
1
answer
4
votes
95.4k
views
Please help me solve
asked
Sep 24, 2021
Mathematics
high-school
2
answers
3
votes
10.9k
views
What are two household items that can be considered a compound
asked
Jul 7, 2021
Biology
high-school
1
answer
1
vote
128k
views
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