# asd

Most popular questions and responses by asd
1. ## physics

Q A man throws a ball weighing 500g vertically upwards witha speed of 10m/s. 1) what will be its initial momentum? 2) What would be its momentum at the highest point of his flight?

2. ## Physics

Three positive point charges are arranged in a triangular pattern in a plane as shown. + 2 nC + 4 nC + 6 nC Distance between all: 7 m I don't know how to d this part: Find the magnitude of the net electric force on the 4 nC charge. The Coulomb constant is

3. ## math

The sum of all five terms of an arithmetic sequence is 55. Find the sum of the first three terms of the sequence if the sum of the last three is 48.

4. ## asd

mrs. lim buys 30 kg of cheese at a certain price.she finds that if she had bought some cheaper cheese costing 95 cents less she could have 32 1/2 kg for the same amount of moneyWhat is the price per kg of the more expensive cheese?

5. ## Chem

If a solution containing 88.445 g of mercury(II) perchlorate is allowed to react completely with a solution containing 13.180 g of sodium sulfide, how many grams of solid precipitate will be formed?

6. ## physics

Q A man throws a ball weighing 500g vertically upwards witha speed of 10m/s. 1) what will be its initial momentum? 2) What would be its momentum at the highest point of his flight?

7. ## chemistry

A square piece of paper measuring 4.8 inches on a side is weighed and found to have a mass of 1.5 grams. How many pounds would exactly 500. sheets of this paper weigh, given that each page measures 21.50 cm by 27.73 cm?

8. ## chemistry

You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 213.5 ppm and is initially uniform through the thickness of the

9. ## ASD

the reaction a + b gives c+d is studied in a one litre vessel at 250 celsius. the initial concentration ?

10. ## Algebra

Could you please check my work on these word problems? My solutions just don't seem right, could you please let me know where I may have messed up. Many people know that the weight of an object varies on different planets, but did you know that the weight

11. ## maths

3sinpi/6 secpi/3-4sin5pi/6cotpi/4=1

12. ## Science

Warm air often goes to the upper parts of the house. Whar is the name of the process by which air moves and carries heat energy with it ? Since this is not my area of expertise, I searched Google under the key words "heat convection" to get these possible

13. ## physics

Imagine a frictionless perfectly straight tunnel which runs from Boston (USA) to Delhi (India). We release (at zero speed) an object in the tunnel in Boston. Assume that the Earth is a perfect sphere with radius 6.4*10^3 km, with a mass of 6.0*10^24 kg and

14. ## Problem

A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.92 kg m-3. Under these conditions the total surface area of the balloon is 0.26 m2. The diffusion coefficient of He in latex at room temperature is 4.9 x 10-9 m2s-1.

15. ## Math

(x+20)(x-9)(x+10)>0 Please help? I'm stuck...need to find the solution set. so far I have x^3+21x^2-70x-1800>0 am I correct so far? What do I need to do next?

16. ## Math

Solve by completing the square x^2-18x=10 Could you please explain this process. I have read through the text over and over and I just do not understand the process.

17. ## Math

Please check my answer: Multiply and simplify (8a^7)/(11p^3) * (121p^8)/(64a) I got (968a^7p^8)/(704ap^3) Is this correct?

18. ## HJC

• For this assignment, you will view five examples of 20th Century paintings, one each of the following five schools of thought (the slides are labeled): o Impressionism o Expressionism o Abstract expressionism o Minimalism o Primitivism • Then, listen

19. ## Math

Add. Simplify, if possible. 4d/(5d-10) + 2d/(10d-20) I am simply having a difficult time with this one. Could you please just get me started? Thank you in advance!

20. ## Maths

If we have p^2+p^3 how can it be simplified ?

21. ## french

@Ms. Sue Napoléon was born... A. in Paris. B. in Provence. C. in Italy. D. in Corsica. I think it's A

22. ## project management

Question (6) chapter 8 pages (286 - 287) here is what my instructor sent regarding the Q 6: - - - - - - - - - - - - - - - - - - - - - - - - - - - -- -- - -- - -- - - This exercise is similar to the resource scheduling issues you face in SIM Project for the

23. ## maths

prove that sin sqared pie/6+ cos sqared pie/3-tansqare pie/4=1/2 in trigonometry

24. ## chemistry

A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.92 kg m-3. Under these conditions the total surface area of the balloon is 0.26 m2. The diffusion coefficient of He in latex at room temperature is 4.9 x 10-9 m2s-1.

25. ## Math

Solve for x 1/x+1/(x+16)=1/15

26. ## Math

Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on Earth also varies according to the elevation of the object? In particular, the weight of an object follows this equation: w=Cr^-2 ,

27. ## Math

I came up with no solution for this equation. Could someone please let me know if I am correct? If not, I will try again, but I have already tried it 3 times. [x/(x+5)]-[5/(x-5)]=(x^2+25)/(x^2-25)

28. ## Math

Could someone please check my work on these word problems? My solutions just don't seem right, could you please let me know where I may have messed up. Many people know that the weight of an object varies on different planets, but did you know that the

29. ## Math

I'm not sure how represent radicals, but here is the problem: -(sq root)-76 + (sq root)-125 It is my understanding that negative numbers do not have real-number square roots, so does that mean that this whole expression does not exist as a real number or

1. ## English 9 - HELP!

dont smile at me is right for honors english 9 i got 100% :D

posted on February 21, 2019
2. ## chemistry

asdas

posted on December 31, 2018
3. ## Math 208 (Linear)

asd

posted on May 30, 2018
4. ## physics

qwe

posted on May 10, 2018
5. ## Physics

asdsa

posted on April 17, 2018
6. ## Physics

23

posted on February 6, 2018
7. ## science

H(z)=14[1−z−41−z−1]

posted on February 1, 2018
8. ## physics

asd

posted on January 31, 2018
9. ## math

is this the pre calc final?

posted on January 24, 2018
10. ## Physics

dsa

posted on October 4, 2017
11. ## Physics

A. 10 seconds

posted on June 29, 2017
12. ## physics

235963.73

posted on June 5, 2017

asd

posted on March 9, 2017
14. ## college chemistry

asdasd

posted on January 22, 2017
15. ## accounting

26826

posted on December 2, 2016
16. ## pre-calculus

asda

posted on November 2, 2016
17. ## Physics Honors

posted on October 4, 2016
18. ## biochemistry

12

posted on September 15, 2016
19. ## STATISTICS

213

posted on May 27, 2016
20. ## Chem

How many grams of the reactant in excess will remain after the reaction?

posted on February 1, 2016
21. ## Math

1500+x=5000 x=5000-1500 x=3500 adding 3500+x u get 5000 so x must be less than or equal to 3500 to get at least 5000

posted on December 12, 2015
22. ## Math

10

posted on November 12, 2015
23. ## Physics

3.62m/s^2

posted on October 25, 2015
24. ## counting and probability

gidae

posted on October 16, 2015
25. ## Math

123123

posted on July 31, 2015
26. ## Fluid Mechanics

posted on April 29, 2015
27. ## Economics

posted on February 4, 2015
28. ## social

dx

posted on September 9, 2014
29. ## world history

sa

posted on September 9, 2014
30. ## Chem

o0o

posted on August 28, 2014
31. ## Physics

6kcal

posted on April 3, 2014
32. ## PHYSICS(HELP)

how to find alpha?

posted on January 12, 2014
33. ## Quantum physics

thanks scholar, can you help with number 6 also??

posted on September 14, 2013
34. ## Quantum physics

did anyone get problem 11 correct???

posted on September 13, 2013
35. ## Trigonometric Functions

idk anything here

posted on January 5, 2013
36. ## chemistry

posted on December 16, 2012
37. ## chemistry

posted on December 16, 2012
38. ## Chemistry

posted on December 15, 2012
39. ## Chemistry

Wrong answer is that up here.

posted on December 1, 2012
40. ## science

1.49e-18

posted on November 17, 2012
41. ## geometry

25

posted on March 6, 2011
42. ## Math

-20

posted on October 7, 2010
43. ## Math

I think I finally got this one x=24, x=-10 correct?

posted on September 24, 2010
44. ## Math

Thank you!

posted on September 24, 2010
45. ## Math

Thank for the solution but I still don't understand how the process works.

posted on September 24, 2010
46. ## Algebra

How did you come up with your answer to a? Everytime I try to rework it I get r=sqrt(C/w)

posted on September 19, 2010
47. ## Math

"Hint: Pay attention to the units of measure. You may have to convert from feet to miles several times in this assignment. You can use 1 mile = 5,280 feet for your conversions."

posted on September 19, 2010
48. ## Math

Please let me know if I did this correct for b... 100=C/(3,963)^2 100=C/15,705,369 100*C=(C/15,705,369)*C 100C=15,705,369 100C/100=15,705,369/100 C=157,053.69

posted on September 17, 2010
49. ## Math

So would my equation be C=100/(3963)^2 ...I'm confused

posted on September 17, 2010
50. ## Math

Ok, I went back and tried again. The equation I found when solving for r is r=sqrt(C/w) Is this correct? Then in b I would plug in the 100 for w, and the 3,963 for r to find the constant, C, correct?

posted on September 17, 2010
51. ## Math

Or, should I leave it as 10d/(10d-20), or do I factor out both of the 10d's to come up with -1/20? Please help me?

posted on September 3, 2010
52. ## Math

Thank you!

posted on September 3, 2010
53. ## Math

Ok, I gave it one more shot. PLEASE let me know if the answer is correct? 10d/[10(d-2)]

posted on September 3, 2010
54. ## Math

Thank you!!

posted on September 3, 2010
55. ## Math

Ok.. So, would it be 11/8a^6p^5?

posted on September 3, 2010