# wilson

Most popular questions and responses by wilson
1. ## chemistry

what is the percentage of water in Ba(OH)2 x 8H2O?

2. ## Math: Fractions

A group charters 3 identical buses and occupies 4/5 of the seats. After 1/4 of the passengers leae, the remaining passangers use only 2 of the busses what fraction of the seats on the two buses are now occupied? assume number of seats on all buses is 3x

3. ## math

The first three terms of a geometric sequence are as follows. 64, 32, 16 Find the next two terms of this sequence.

4. ## Chemistry

how many moles of glucose can be burned "biologically" when 10.0 mol of oxygen is available? C6 H12 O6 + 6CO2 -> 6CO2 +6H2O

5. ## Accounting

A \$15 credit to Sales was posted as a \$150 credit. By what amount is Sales in error? my answer is \$135 overstated

6. ## maths

A boy 1.2m tall stands 6m away from the foot of a vertical land pole 4.2m long. If the land is at the top of the pole,(a)represent this information in a diagram (b)calculate the (I)length of the shadow of the boy cast by the land (ii)angle of elevation of

7. ## Physics

A hammer slides down a roof that makes a 40.0 degree angle with the horizontal. What are the magnitudes of the components of the hammer's velocity at the edge of the roof if it is moving at a speed of 4.25m/s?

8. ## Chemistry

What volume of concentrated hydrochloric acid (12.0 M HCl) is required to make 2.0 liters of a 3.0 M HCl solution?

9. ## physics

a stone is thrown horizontally with an initial velocity of 15m/s from a tower 20 meters high. How long does the stone take to reach the ground?

Ok people my daughter myself and my husband have been unable to answer this question so your help would be appreciated. I asked hours ago but no one answered please help. What is the chemical aroma name for: basil, nutmeg and bayleaf thank you fo your

11. ## physics

I need help coming up a source of error for this like lab thing that we are doing class. So like we took this string with a rubber ball on it and the string went through a glass tube, and on the end of the string, so the like opposite end of where the ball

12. ## physics

A horizontal spring has a spring constant k = 23.2 N/m. A 0.165 kg mass is attached to the spring and is free to slide on a frictionless surface. The mass is pulled 26.2 cm from the equilibrium point. What is the speed (m/s) of the mass as it passes the

13. ## Science

The ratio of mass of hydrogen to mass of oxygen in water is 1:4. How much oxygen will there be in 80g of water

14. ## Pre-calculus

Find the correct end behavior for a given polynomial function. 3.36x^4+8x^2+x-9

15. ## Physics 2

A pair of charges exert attractive forces of magnitude 2.4*10^-2 N on each other when they are separated by 2.0 m. The total charge of the pair is +3.0 Micro Coulomb. What is the charge on the object with positive/negative charge?

16. ## chemistry

When 0.712 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 116C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to significant

A duck is 17 feet below the surface of a lake. The duck begins to head to the surface at a rate of 3 feet per second. Write an expression to describe the duck's position after s seconds?

I don't understand how living things grow and develop. Can you help me? I have to do a project with pictures but I need to understand what I'm looking for.

19. ## Math

Estimate the velocity of the groundwater flowing from a point 1000 feet from a creek. The point is 30 feet above the surface of the creek and the permeability of the subsurface is approximately 10-5. Approximately how long would it take the groundwater to

20. ## Literature (Greek)

Why did Zeus marry Hera if she was his sister?

21. ## physics

A bob of a pendulum 100cm long swings through 20cm,find theta in radian and degree

22. ## Chemistry

Oganic solvents are not suited to be heated with one of the followings: Oil Bath Electric hot plate Water bath Bunsen burner flame 2 Which of the following is not an inflammable liquid ? Water Ethanol Kerosine Benzene 3 These are some safety precausions

23. ## physics

a machine weighing 1500N is supported bt two chains attached to some point on the machine.one of these ropes goes to the eye bolt in the well & is inclined 30 degrees to the horizontal & the other goes to the hook in ceiling & is inclined at 45 degrees to

24. ## Physics

A 0.9 kg block is moving with speed 7 m/s towards a spring that has a spring constant of 1.3 N/m. The block hits the spring and compresses it. a) How far did the block compress the spring?(draw a pie graph also) b) When the block is still moving and the

25. ## Physics

A pendulum is released from some height. When it reaches the bottom of its swing, its speed is 2.5 m/s. What is the initial height of the pendulum?

26. ## chemistry

What are the chemical aroma names for basil, nutmeg and bayleves

27. ## Environmental Science

1. Estimate the velocity of the groundwater flowing from a point 1000 feet from a creek. The point is 30 feet above the surface of the creek and the permeability of the subsurface is approximately 10-5. Approximately how long would it take the groundwater

28. ## math

how? 3x-(4+2x)= what do you want to do? Remove the parenthses. 3x-4+2x combine terms 5x-4.

2+2π3

30. ## math

What is the value of the variable cost ? If the break even point is \$ 130, the fixed cost is \$ 330, selling price per unit is \$ 25. (3 marks)

31. ## grammar

I please I need identify each sentece is a complex,exlamation,declarative or interrogative. Oh no! do you wantto play in the garden. in the story,the author told how useful a led can be. she play the piano. I love you. my brother baked a cake last night.

32. ## grammar

Tim likes soup,so Mary bought tomatoes

33. ## triganamatry

how do you find the exact value of sin^-1(-square root of 3 divided by 2)

34. ## Math (logs)

In x = -3 find x. I worked it out like this e^inx= e^-3 then I got x = 1/e^3. Is that correct?

35. ## Math

1. 5(x^2 +2x-6) - 3(2+x-x^2) 2. 2x^4-5x(x^3 -y) + 2y(5x) 3.Factor 2x^5+6x4+4x^3+12x^2 4. Factor 9y^2-18y +8 Please help. Thank you!!

36. ## Physics

A 3.4 kg mass is shot by a sling shot with an initial velocity of 4.5 m/s. When the mass is in the air at a height of 50m, it is still traveling upwards. What is its velocity at that height? Draw energy pie graphs for the initial and final state. (Hint:

37. ## Physics

A 4 kg weight falls on a spring that is facing up. The weight compresses the spring 0.25m. If the spring constant of the spring is 3.5N/m, how high was the weight when it was dropped?

38. ## Physics

A pendulum is released from some height. When it reaches the bottom of its swing, its speed is 2.5 m/s. What is the initial height of the pendulum?

39. ## Math

I am in need for help on laws of exponents. 1) 4/x^-3== I do not understand... 2)x^4/y^-3 = Early thanks.

40. ## Math

Can anyone solve this rational inequality y-3/5 < y+2/10

41. ## science

convert 270g to moles

42. ## math

Factor: 20+22v-12v^2

43. ## MAT116

Graph the line containing the given pair of points and find the slope. (5,2),(-4,-5)

44. ## final project

what is a pearl? http://en.wikipedia.org/wiki/Pearl

1. ## Macroeconomics

Equals saving

posted on April 26, 2019
2. ## CHM101

posted on July 19, 2018
3. ## Chem

2.8

posted on April 26, 2017
4. ## Physics

That's the static coefficient of friction for the surface

posted on February 16, 2017
5. ## Physics

The angle of reflection is going to be 30

posted on April 17, 2016
6. ## Physics

swag

posted on November 21, 2014
7. ## stats

97.5%

posted on December 17, 2012
8. ## math

12, reason being the equation is 1320=x!(x-3)!

posted on April 25, 2012
9. ## physics

Assuming they travel in one-dimension we can use the x(t)= vt+1/2 at^2. The slower boy will travel a distance X and the faster boy will travel a distance 100-X because X will be the meeting point. And there is no acceleration involved, so the equation will

posted on September 2, 2011
10. ## science

so would i divid the molar mass of c12 h22 o11?

posted on December 7, 2010

Thanks Ms. Sue have anything else she said that's not it cause that's what I gave her. Any other answers and I dnt believe bay leaf was in that answer

posted on November 7, 2010
12. ## Environmental Science

Thank you.

posted on March 23, 2009
13. ## physics

THANKS!!!!!!!!!!!!!!!!!

posted on September 29, 2007