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Which buffers should be used to calibrate a pH meter if you are planning to measure a basic buffer solution? 1) Acidic buffers 2) Basic buffers 3) Neutral buffers 4) Salt solutions
answered
Dec 18, 2024
Chemistry
high-school
1
answer
119k
views
If banks are holding relatively more reserves, are they lending out relatively less than before, thus giving rise to the value of the money multiplier? 1) True 2) False
answered
Nov 13, 2024
Mathematics
high-school
1
answer
132k
views
What is the concentration for the following solution? Make sure to use the appropriate units, show any conversions necessary, and show your equation. Molarity 12.5 pmoles NaCl in 900ml solution
answered
Nov 9, 2024
Chemistry
high-school
1
answer
103k
views
What are the training priorities that ensure that the NCOES meets the needs of the army and the development needs of the NCO?
asked
Oct 18, 2024
Social Studies
high-school
1
answer
203k
views
To calculate the effects of force multiplication on D-Day, you start with the number of Allied divisions that were landing in Normandy that day - 11. Then, you multiply by several positive (helpful) and
asked
Oct 14, 2024
Mathematics
high-school
1
answer
70.0k
views
nova is retired from a long career working for a company in new jersey. this year, she decided to permanently move from new jersey to texas. the move was completed on april 9th. nova received $25,600 in
answered
Oct 8, 2024
Business
high-school
2
answers
42.7k
views
In exchange for Lee's surrender, Grant offered O A. land and freedom OB. money and clothing C. supplies and shoes D. food and medical care for Confederate soldiers.
asked
Jul 18, 2024
History
college
1
answer
74.8k
views
What three-dimensional of shapes similar to the one drawn below? O A) Square pyramid B) cone C) Cylinder D) Cube
answered
May 2, 2024
Mathematics
high-school
2
answers
149k
views
1. Change 15% to a common fraction and reduce to lowest terms.
answered
Mar 28, 2024
Mathematics
college
1
answer
216k
views
Each atom in a crystal of aluminum metal occupies a theoretical cube that is 0.255 nm on a side. If the density of the aluminum crystal is 2.70 g/cm³ , what is the experimental value of avogadro's number?
asked
Mar 28, 2024
Chemistry
high-school
1
answer
17.3k
views
Japan, Canada, and the nations of Western Europe are all classified as a. high-income countries. b. middle-income countries. c. low-income countries. d. These countries do not fall into any one category.
asked
Mar 26, 2024
Business
high-school
1
answer
863
views
Two numbers have a sum of 7. When the smaller number is subtracted from twice the larger number, the result is 20. Which of the following is the largest number?: (1): 9 (2): 11 (3): 12 (4): 15
answered
Feb 20, 2024
Mathematics
middle-school
2
answers
181k
views
Sending e-mails to people known to be customers of a company to get individuals to reveal sensitive data is known as: (a) Phishing (b) Hacking (c) Spoofing (d) Firewall
asked
Feb 9, 2024
Social Studies
high-school
1
answer
93.0k
views
Explain what evidence is most useful when making predictions. Provide an example of what that evidence might be.Choose all the answers that apply. Muscles in the small intestine are _____. smooth striated
answered
Jan 20, 2024
Health
college
2
answers
95.9k
views
Antigen presentation to T cells is performed by: A. monocytes B. macrophages C. B cellls D. any of the above E. A and B only
asked
Jan 15, 2024
Biology
high-school
1
answer
109k
views
Solve for θ if −6sinθ+4=3√3 +4 and 0≤θ<2π.
answered
Jan 10, 2024
Mathematics
high-school
2
answers
25.4k
views
Help please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
asked
Nov 23, 2023
Mathematics
high-school
1
answer
140k
views
Which appears at the intersection of a column and row? Pick one of these please cell sheet tab zoom slider View button
asked
Sep 26, 2023
Computers and Technology
high-school
1
answer
84.7k
views
Why corruption is a social problem? Describe
answered
Aug 9, 2023
Social Studies
high-school
1
answer
123k
views
Why we need food? Can you help. Me?
asked
Aug 7, 2023
Health
high-school
1
answer
5.5k
views
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