Recent activity by Scampbell

Recent activity by Scampbell

A hydrogen atom in an excited state emits a photon of wavelength 410 nm. What are the initial and final states of the hydrogen atom?

asked Sep 16, 2024

1 answer 77.0k views

Assign airspeeds of not less than ____ knots to departing turbojet aircraft. a) 130 knots b) 170 knots c) 210 knots d) 250 knots

asked Sep 6, 2024

1 answer 216k views

1. Was the United States justified in entering WWII? Why or why not? 2. Would we have been better off not entering the war? Why or why not? 3. In your opinion, could the war have been prevented or did

answered Aug 30, 2024

1 answer 95.1k views

what two rivers was Sumer located next to? what did Sumerians build to learn to control flood waters? what is division of labor? define surplus of food?

answered Aug 27, 2024

1 answer 78.4k views

Why is Nick "confused and a little disgusted" as he drives away from Tom and Daisy's house?

answered Jun 18, 2024

1 answer 57.1k views

What value is referenced to 1 milliwatt(mW)

answered Apr 15, 2024

1 answer 29.6k views

How to find maximum and minimum of (x sinx) in the interval -pi/2 to 3pi/2

answered Apr 8, 2024

1 answer 145k views

Write your own personal experience of a severe hydrometeorological disaster. Answers should be at least 3 sentences and above.

answered Mar 18, 2024

1 answer 8.5k views

Write a set of linear equations that intersect to form the enclosed shape. square

answered Mar 8, 2024

1 answer 222k views

What if the 1800 campaign were waged as campaigns are waged now? Write a speech that you think Thomas Jefferson would give. Deliver his speech.

answered Feb 13, 2024

1 answer 21.0k views

What does it mean for a number to be a solution to the inequality x < 24?

asked Feb 1, 2024

1 answer 147k views

Mark solved the equation in the box, using the steps shown.8-√x = 108-√x = 10-√x = 2X = (-2)²X= 4Is the solution x = 4 correct? State yes or no, and justify your answer.O YESO NOO I DO NOT KNOW√√x = -2

answered Dec 14, 2023

1 answer 200k views

7 . Marisela wants to create a trophy in the shape of a rectangular pyramid with volume 0.1875 cubic foot. Complete the descriptions by writing in the missing measurements. 7.6.6 Design #1: pyramid height

answered Nov 23, 2023

1 answer 167k views

In the poem "Words Free as Confetti," which detail helps you understand how the speaker feels about words? Select the three correct answers. O A. The speaker talks about colors. B. The speaker mentions

answered Aug 12, 2023

1 answer 178k views

3(x−1)≥3x−7 step by step please I can't figure it out.

answered Jul 6, 2023

1 answer 89.4k views

I need help on this.

asked Jun 25, 2023

2 answers 110k views

Writing the equation of the line given a point and slope

asked Jun 8, 2023

1 answer 38.4k views

A cylinder has a height of 7 yards. and a radius of 3 yards find the Volume and the Surface area. Use 3.14 f9r pi. Do not round

answered Mar 15, 2023

1 answer 144k views

If (a+1/a) =4, find the value of (a cube +1/a cube)

asked Feb 22, 2023

1 answer 170k views

Sathish is going on a 210021002100-kilometer road trip with 222 friends, whom he will pick up 150150150 kilometers after he begins the trip and drop off when there are 150150150 kilometers remaining. The

answered Jan 18, 2023

1 answer 30.1k views

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