Answers by John Rivers
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Answers by John Rivers

Answers by John Rivers
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Using dimensional analysis, show that energy can be calculated from the following energy equations. Hint, in SI, here we want Joules. (6 pts) E = 1 2 mv2 (5) E = mgh (6)
answered Jul 30, 2020
6 votes
216k views
PQ=3x+14 and QR = 7x-10: Find x
answered May 30, 2020
1 vote
24.2k views
C3H804 Number of atoms
answered Feb 15, 2020
5 votes
178k views
The common stock of Ecolab pays an annual dividend of $1.84 a share. The company has promised to maintain a constant dividend regardless of economic conditions. How much would investors be willing to pay
answered Feb 11, 2020
4 votes
207k views
He type of epithelium that would best allow rapid diffusion, osmosis, or filtration is ____________ epithelium.
answered Oct 13, 2019
0 votes
143k views
The electric pencil sharpener in Mrs. Brown's classroom gets very warm on days when many students need to sharpen their pencils. Choose the form of energy to fill in the blank in the energy conversion
answered Aug 31, 2019
4 votes
118k views
Which algebraic expression is a polynomial with a degree of 5? 3x5 + 8x4y2 – 9x3y3 – 6y5 2xy4 + 4x2y3 – 6x3y2 – 7x4 8y6 + y5 – 5xy3 + 7x2y2 – x3y – 6x4 –6xy5 + 5x2y3 – x3y2 + 2x2y3 – 3xy5
answered Aug 10, 2019
5 votes
78.8k views
Hello! I've been really stuck on this problem, can someone help me? Solve for x: 2.5(10-x) +21 = 84 - 3.5(3x + 20) Thank you!
answered Jun 8, 2019
3 votes
196k views
According to sociologist kenneth clark, for some inner city african american and latina women, an out of wedlock birth is
answered May 9, 2019
2 votes
111k views
A father is 60 yrs old son is half his age .How old was the boy when his father was four times his age
answered Apr 25, 2019
5 votes
138k views
A sled starts at rest with 51,450 j of potential energy. after traveling part of the way down the slope, the sled has 32,781 j of potential energy. if there is no friction, what is the kinetic energy of
answered Dec 23, 2018
5 votes
178k views
Given that a randomly chosen quadrilateral has four right angles, what is the probability that the quadrilateral also has four equal side lengths? Express your answer in percent form, round the the nearest
answered Dec 15, 2018
6 votes
227k views
What will happen to the equilibrium price and quantity of traditional camera film if traditional cameras become more expensive, digital cameras become cheaper, the cost of the resources needed to manufacture
answered Oct 26, 2018
2 votes
172k views
Gibbons v. Ogden was a victory for sectionalism, since the ruling gave the federal government the sole right to regulate interstate commerce
answered Aug 6, 2018
2 votes
3.2k views
A scrapbook has 4 pages. there are 2 stickers on each page. how many stickers are there
answered Jun 4, 2018
4 votes
94.1k views
Ray's gym charges an initial sign-up fee of $25.00 and a monthly fee of $15.00. Write a function that describes the gym's total membership fee for x months.
answered May 25, 2018
3 votes
83.2k views
What is the name of the job that you teens have i am trying to get a job
answered Jan 30, 2017
3 votes
89.6k views
Example of one challenge to change. 1) political 2) economic 3) social
answered Jan 30, 2016
4 votes
67.8k views
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