Questions by Thomas Kirchhoff

Questions by Thomas Kirchhoff

The diffusion coefficients for species A in metal B are given at two temperatures: At 1030°C, D = 6.69 × 10⁻¹⁷ m²/s. At 1290°C, D = 6.56 × 10⁻¹⁶ m²/s. (a) Determine the value of the activation energy,

asked Dec 18, 2024

1 answer

2 votes

31.7k views

true and false:An individual can determine their level of cardiovascular fitness and determine the level of perfomance necessary to make improvements.

asked Dec 4, 2024

1 answer

0 votes

167k views

Keeping open space around your vehicle on the expressway is important. When is it difficult to do this on expressways? 1) During heavy traffic 2) During bad weather conditions 3) During construction zones

asked Sep 19, 2024

1 answer

5 votes

103k views

PLEASE HELPPPP!!!!! What's the answer?

asked Mar 4, 2024

2 answers

0 votes

95.5k views

Visceral pain is poorly localized and can be perceived to originate from a region of the body that is different from it's actual location; this is called A. analgesia. B. adaptation. C. referred pain.

asked Jan 24, 2024

1 answer

4 votes

76.2k views

Can you tell which 3-D shape this would make?A. rectangular pyramidB. triangular prismC. doesn't fold to make a 3-D shapeD. rectangular prism

asked Oct 19, 2023

1 answer

5 votes

17.0k views

QuFind the term a23 for the arithmetic sequence with first term, ay = 5, and common difference, d = 7.a 23 =

asked Oct 4, 2023

1 answer

3 votes

82.1k views

Can anyone help me solve this problem?

asked Jul 1, 2023

2 answers

1 vote

154k views

D Question 18 Find f'(x). 1 f(x) = 5x2 O f'(x) = 2 5x3 1 f(x) = 5x O f'(x) = == 2 5x о 2 N. f'(x) 5x3

asked May 26, 2023

1 answer

3 votes

202k views

How to write 12 less than twice a number is -10 in expanded form

asked May 18, 2023

2 answers

17 votes

1.1k views

What was the main reason why the Spanish settlers established a colony in New Mexico rather than remaining in Florida

asked Mar 12, 2023

1 answer

8 votes

93.7k views

1. A wave has a frequency of 800 Hz and a wavelength of 2000 cm. What speed is this wave traveling?

asked Nov 8, 2022

1 answer

4 votes

204k views

Ms. Dunn spent 10.70 buying slices of pie and cookies. She bought a total of 24 items. A slice of pie costs 0.80 and a cookie cost 0.30. How many slices of pie did Ms. Dunn buy?

asked Aug 10, 2022

1 answer

4 votes

139k views

Last year Kaitlin opened an investment account with $7600. At the end of the year, the amount in the account had increased by 6.5%. How much is this increase in dollars? How much money was in her account

asked Jun 15, 2022

1 answer

0 votes

52.4k views

Identify the need coordinates of the line segment M (10,5) and N (5,5) when it is rotated about 270 degrees clockwise

asked May 13, 2022

1 answer

0 votes

109k views

describe at least 2 examples of how being the victim of violent crime can have an impact on an individual

asked May 2, 2022

1 answer

0 votes

29.2k views

I know an isosceles triangle has 2 congruent (equal) sides but does it have any equal angles?

asked Mar 25, 2022

2 answers

8 votes

149k views

Find the value using the logarithm tables Asap please!

asked Jan 15, 2022

1 answer

20 votes

16.4k views

A budget constraint represents _________. A. the total amount of income a family earns from all sources. B. the maximum amount of spending the federal government is allowed to do by law. C. any actions

asked Dec 7, 2021

1 answer

2 votes

93.3k views

The other one got reported Imao so imma ask again Trump or Biden (in your opinion)

asked Nov 3, 2021

1 answer

4 votes

15.9k views

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