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An aqueous buffer solution of volume 100 cm3 consists of 0.20 M CH₃COOH and 0.20 M NaCH₃CO₂. pKa value of CH₃COOH is 4.75. Predict the pH value of this solution.
answered
Dec 25, 2024
Chemistry
high-school
1
answer
129k
views
Normally, the job of DCPO is held for what period of time? 1. 12 months 2. 9 months 3. 3 months 4. 6 months
answered
Nov 27, 2024
Business
high-school
1
answer
22.1k
views
Although the founder of an organization is very competent, she has alienated nearly everyone in the organization. Colleagues have tried to share their concerns; however, she does not believe there to be
asked
Nov 25, 2024
Business
high-school
1
answer
18.4k
views
How did the US role change did after WWII? ( O The US allied closely with the Soviet Union O The US was one of many equal world powers. O The US increased its influence in the world The US isolated itself
asked
Nov 18, 2024
History
college
1
answer
220k
views
The process of transduction is analogous to ____. a. a person using social media to communicate with friends b. a rocket ship breaking through the earth's atmosphere c. a TV picking up and processing the
asked
Oct 24, 2024
Physics
high-school
1
answer
125k
views
Which advertising technique involves the use of positive words without actually really making any guarantee? O A. endorsements B. testimonials C. facts and figures D. weasel words
asked
Aug 22, 2024
Business
college
1
answer
55.7k
views
2x³ + 4x = 3 has a solution between 0 and 1
answered
May 27, 2024
Mathematics
high-school
1
answer
153k
views
What are the lymphoid organs around the gut called?
asked
May 26, 2024
Biology
high-school
2
answers
132k
views
State the null and alternative hypotheses you would use to test the following situation. The American Automobile Association (AAA) claims that 54% of fatal car/truck accidents are caused by driver error.
asked
Apr 13, 2024
Mathematics
high-school
1
answer
126k
views
Database management systems don't separate the logical and physical views of data. True or False
answered
Mar 30, 2024
Computers and Technology
high-school
1
answer
3.2k
views
Question 19 of 50 > When cloning a foreign DNA fragment into a plasmid, it is often useful to insert the fragment at a site that interrupts a selectable marker (such as the tetracycline-resistance gene
answered
Mar 24, 2024
Business
high-school
1
answer
86.1k
views
Let y" – 11y' + 30y = 0. Find all values of r such that y= e't satisfies the differential equation.
answered
Mar 13, 2024
Mathematics
high-school
1
answer
118k
views
A methodology for designing products that exhibit fast and precise performance. These characteristics can be achieved by considering not only the mechanical design but also the use of servo controls, sensors,
answered
Mar 2, 2024
Engineering
college
1
answer
41.4k
views
What are some causes of congestive heart failure (CHF) in pediatric patients?
asked
Feb 5, 2024
Health
high-school
1
answer
154k
views
How many different ID cards can be made if there are three digits on a car in no digit can be used more than once? What if digits can be repeated?
answered
Dec 20, 2023
Mathematics
high-school
1
answer
20.1k
views
+10B-10-8-644810Bc8--10and aWe can show that ABC is congruent to AA'BC by a translation ofunits)across the-axis.
answered
Oct 21, 2023
Mathematics
college
1
answer
179k
views
Drag each tile to the correct box. Match each network type to an example of what it connects. WAN MAN PAN LAN twenty computers in an office laptop and a cell phone a company's offices across a city a company's
answered
Sep 21, 2023
Computers and Technology
high-school
1
answer
223k
views
This is math Will show more photos to help u out
answered
Sep 17, 2023
Mathematics
high-school
1
answer
119k
views
Which nfl team was named after a poem written by edgar allan poe?.
asked
Jul 13, 2023
History
high-school
1
answer
191k
views
Please help... need steps log16^(n) =log(1)/(64)
answered
Jul 6, 2023
Mathematics
high-school
1
answer
138k
views
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