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The diffusion coefficients for iron in nickel are given at two temperatures: T (ºK) D (m2 /s) 1273 9.4 x 10-16 1473 2.4 x 10-14 Determine the values of diffusivity, Do and activation energy, Qd. Given
asked
Dec 28, 2024
Physics
high-school
1
answer
2
votes
172k
views
A composite figure is formed with two cones and a cylinder. What is the surface area of the composite figure? 32 cm 26 cm 12 cm 15 cm A 5127.56 cm² B C D 3317.52 cm² 1056 cm² 4222.30 cm²
asked
Nov 15, 2024
Mathematics
high-school
1
answer
3
votes
225k
views
How much energy is lost by a 348g iron statue that goes from a temperature of 299 K to a temperature of 280 K?
asked
Oct 3, 2024
Chemistry
college
1
answer
5
votes
95.9k
views
Solve the system by substitution. y=-2x+28 y=5x
asked
Sep 15, 2024
Mathematics
high-school
2
answers
0
votes
56.3k
views
What is the meaning of the quote, "...citizenship in a family entails certain standards beyond individual whims"? A. Family unity and shared responsibilities B. Personal freedoms within a family C. Respect
asked
Aug 3, 2024
Social Studies
high-school
1
answer
5
votes
149k
views
Are these processes active or passive? 1) sodium ions out of epithelial cell 2) sodium ions into epithelial cell 3) glucose molecule into epithelial cell
asked
Jun 23, 2024
Biology
high-school
1
answer
5
votes
198k
views
When psychologists point to the influence of genes or of culture on behaviour, they are reinforcing the fundamental belief in _______. 1) empiricism. 2) materialism. 3) dualism. 4)eterminism.
asked
May 27, 2024
Social Studies
high-school
1
answer
0
votes
172k
views
Allows you to compare measures and have two different scales
asked
Apr 5, 2024
Computers and Technology
high-school
1
answer
0
votes
124k
views
connie adopts ritualistic behaviors to help reduce her experience of anxiety like symptoms that occurs when unwanted thoughts intrude into her awareness. connie is displaying symptoms of:___
asked
Mar 28, 2024
Social Studies
high-school
1
answer
1
vote
98.3k
views
A call center depends on the level of sales completed per phone call for its success. An employee's ability to establish credibility and achieve customer satisfaction is critical for optimal performance.
asked
Feb 27, 2024
Business
high-school
1
answer
5
votes
223k
views
15. The Nazis practiced genocide toward Jews, Gypsies/Roma, and other "undesirable" peoples in Europe. What does the term "genocide" mean? terrorizing of the citizens of a nation by a government deliberate
asked
Feb 10, 2024
History
high-school
1
answer
5
votes
101k
views
Find the slope of the line passing through the points (3, 4) and (6, 3).-1313-3131
asked
Oct 17, 2023
Mathematics
college
1
answer
0
votes
175k
views
Not homework! Just give me your opinion! Who do you think would win in a race Flash, Dash from Incredibles, or Sonic the hedgehog? Let me know!! :)))
asked
Oct 15, 2023
Mathematics
high-school
1
answer
6
votes
198k
views
⚠URGENT!!!⚠ Would you like living in a new urbanism area? Why or why not? Write a minimum of three sentences to explain your answer.
asked
Feb 3, 2023
Biology
high-school
1
answer
16
votes
99.7k
views
A water treatment plant needs to maintain the ph of the water in the reservoir at a certain level. To monitor this, they take 2 oz. Of water at 37 locations every hour, measure the ph at each of those
asked
Jan 3, 2023
Chemistry
high-school
1
answer
2
votes
199k
views
Why do people feel the need to breathe out of their mouth? (mouth breathing)
asked
Aug 18, 2022
Biology
high-school
1
answer
4
votes
140k
views
5x + 2(11-1) = 30 Solve the equation/Explain each step
asked
Jul 24, 2022
Mathematics
high-school
2
answers
1
vote
201k
views
22+(96-40)/8 I need help
asked
Jul 23, 2022
Mathematics
college
2
answers
0
votes
35.4k
views
Something that can be broken down by living organisms is a. biodegradable. c. ecological. b. economic. d. renewable. Please select the best answer from the choices provided A B C D
asked
Mar 23, 2022
Chemistry
high-school
2
answers
3
votes
85.4k
views
I need help in math lol
asked
Feb 11, 2022
Mathematics
high-school
1
answer
7
votes
95.9k
views
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