Questions by Alireza Mahmoudi

Questions by Alireza Mahmoudi

I have rotation curve data (radius vs rotational velocity) for some specific galaxies. How can I estimate the dark matter density for those specific galaxies by using the rotation curves? Or is there such

asked Dec 6, 2024

1 answer

4 votes

30.4k views

What is the formula for Beryllium (Be+6) Nitride (N3), a chemical which is used in nuclear reactors? O Be₂N₂ O BesNs O Be₂N₂ O BEN

asked Jul 26, 2024

1 answer

4 votes

35.6k views

Which of the following financial statements places each asset and each liability into a specific category? 1) Classified balance sheet 2) Statement of cash flows 3) Income statement 4) Statement of owner's

asked Jun 5, 2024

1 answer

5 votes

214k views

Bears have traits that make them good hunters. Which of these details supports this? 1: Sharp claws for catching prey. 2: Keen sense of smell to locate food from a distance. 3: Ability to hibernate during

asked Apr 22, 2024

1 answer

1 vote

113k views

1b. Hailey's plane climbed 1,004.7 feet in 59.1 seconds. How fast did her plane climb every second?

asked Apr 21, 2024

1 answer

5 votes

93.6k views

Evelyn has $90 in an account. The interest rate is 5% compounded annually. To the nearest cent, how much will she have in 3 years?

asked Feb 22, 2024

1 answer

0 votes

37.8k views

8. The table below shows college textbook sales in the U.S. from 2000 to 2005. Year Textbook Sales (millions of dollars) 2000 4265 2001 4571 2002 4899 2003 5086 2004 5479 2005 5703 (a) Use a graphing calculator

asked Sep 22, 2023

1 answer

1 vote

12.1k views

What is the slope, m, and y-intercept for the line that is plotted on the grid below

asked Mar 25, 2023

1 answer

4 votes

51.6k views

If this represents the sides of a triangle, classify it by it being an acute triangle, obtuse triangle, right triangle, or not being a triangle.

asked Mar 4, 2023

1 answer

0 votes

185k views

What is 4√2 divided by 3√5

asked Dec 26, 2022

1 answer

4 votes

171k views

PLEASE HELP 10 POINTS

asked Nov 28, 2022

1 answer

11 votes

80.8k views

A farmer had 4,999 chickens.Each chicken laid one egg.Later in the day he recieved 664 more chickens. They each laid an egg too

asked Sep 20, 2022

1 answer

2 votes

82.1k views

if someone gets a MRI after a car accident, will doctors see cancer if the person had it and didnt know?

asked Sep 16, 2022

1 answer

2 votes

84.3k views

3 x ( 15 - 11 ) + 6= ? help help help

asked Aug 5, 2022

1 answer

2 votes

212k views

Fort Oglethorpe in Georgia was used for which purpose during World War I? OA. to manufacture military supplies B. to hold prisoners of war OC. to instruct civilian pilots OD. to train medical staff

asked Feb 23, 2022

2 answers

3 votes

58.8k views

Which of the following is equal to 4 = 2 5 13 5 х 3 13 13 13 х 3 5 41 5 х 3 23 1 5

asked Jan 20, 2022

1 answer

5 votes

229k views

How was the United States changed by Thomas Jefferson's presidency, the War of 1812, the Convention of 1818 and Adams-Onis treaty, and the Monroe Doctrine? Did it change for better or for worse? Explain

asked Jan 5, 2022

1 answer

17 votes

145k views

A juvenile who desires wealth but not entry into the middle class is the most crime-prone and is an example of Cloward and Ohlin's Type ________ youth.

asked Oct 19, 2021

1 answer

1 vote

154k views

What was a cultural response by the people living in present-day Bolivia to being excluded by the Spanish?

asked Aug 14, 2021

1 answer

3 votes

41.0k views

Cobalt-60, with a half-life of 5.0 days, is used in cancer radiation treatments. A hospital purchases a 30.0g supply of it and stores it on a shelf in a closet. The next time a hospital worker grabs the

asked Aug 6, 2021

1 answer

0 votes

183k views

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