# Mohammed

Most popular questions and responses by Mohammed
1. ## camestry

Calculate the number of grams of calcium chloride (CaCl2) needed to react with excess silver nitrate (AgNO3) to produce 6.60 g of silver chloride (AgCl). The equation for the reaction is given below: CaCl2 + 2AgNO3 → 2AgCl + Ca(NO3)2

2. ## professional ethics in engineering

Rachel works as a Quality Assurance Engineer at a large electronics company. She is responsible for the final testing of her company’s servers and is part of a team which decides when new products will be shipped to distributors for sale. Rachel’s

3. ## chemistry

A crucible containing potassium chlorate has a mass is 24.426 g. The crucible is heated according to the lab procedure for this week's experiment and is found to weigh 23.642 g. Write an equation for the reaction and, assuming that all the chlorate

8. Neither of the glasses _________ full of juice. were weren't *was wasn't 9. In the living room _________ many interesting pieces of art. is isn't *are aren't Thank You

5. ## civic

what are the local civic problems

6. ## Differential calculus

Find the most economical proportions for a covered box of fixed volume whose base is a rectangle with one side three times the other.

7. ## Math problems

i am an odd multiple of 50p, my number of pounds is double 18

8. ## physics

the electric gun in television tube is to acelerate electrons from rest to 3×10^7m/s with in adistance of 2cm. what is electric field is required?

9. ## Chemistry

What will be the volume of ammonia formed from 2L of nitrogen and 2L of hydrogen

10. ## physics

The vector position of a particle varies in time according to the expression r with arrow = 6.60 i − 9.00t2 j where r with arrow is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any

11. ## Math problems

i am two numbers, the sum of my numbers is 1000, the diffrence between my two numbers is 100

12. ## Chemistry

What is d/t of donar and covlnt bond

13. ## Chemistry

The chemical formula of one of the nitrogen oxides is N2O5. What mass of nitrogen would be found in 54 g of N2O5?

14. ## Differential calculus

reservoir has the shape of a right-circular cone. The altitude is 10 feet, and the radius of the base is 4 ft. Water is poured into the reservoir at a constant rate of 5 cubic feet per minute. How fast is the water level rising when the depth of the water

15. ## Algebra

Wilma drove at an average speed of 35 mi/h from her home in City A to visit her sister in City B. She stayed in City B 25 hours, and on the trip back averaged 55 mi/h. She returned home 40 hours after leaving. How many miles is City A from City B

16. ## GED

Is the English Writing test the most difficult GED test? I find Math easy. Am I required to memorize the Science and Social Studies? or will I be provided information and is the Science and Social Studies actually a reading test? Thank You in Advance.

17. ## Differential calculus

A light is placed on the ground 30 ft from a building. A man 6 ft tall walks from the light toward the building at the rate of 5 ft/sec. Find the rate at which the length of his shadow is changing when he is 15 ft from the building.

18. ## science

What is a form of energy that is always transferred from a warmer substance to a cooler one?

19. ## Organic Chemistry

Hello, I have done an experiment in Organic Chemistry called :SN1 Reaction: Synthesis of t-amyl chloride from t-amyl alcohol, there are some questions that I am unsure about, 1) What are the 2 rules of HCl in this reaction? Can you use NaCl instead of HCl

20. ## Bn

(a) A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 29.0° with the horizontal. A piece of luggage having

21. ## science

what is the specific heat of aluminum if temperature of a 28.4g sample of aluminum is increased by 8.1 c° when 207J og heat is added

22. ## SAT

please help. I am a foreigner. I need to get into a US college for a bright future. I bought the College Board SAT book. It has no word lists. How do I do well in the SAT? Any tips? Please give me help.

23. ## physics

What is the effect of increasing the inclination of the track to the acceleration of the rider in the experiment?

24. ## Differential calculus

Find the equation of the parabola w/ v(3,-4) and with directrix y=0.

25. ## Math

A stero was discounted by 20 % and sold at the discount price of \$256 which of the following equals the price of the stereo before the discount

26. ## grammar

correct the errors in the following sentence : My best childhood friend is her

27. ## Math

What do the digits in the number 15 add up to? Answer 1+5=___. Using single digits, how many different ways can you add up to 6?. Example: The least number of digits is 2, and it is 1+5=6. The greatest number of digits is 6, and it is 1+1+1+1+1+1=6. 1.How

28. ## Differential calculus

A piece of wire of length 2 m. is cut into two parts, one of which is bent into the shape of a square and the other into a shape of a circle. How should the wire be cut so that sum of the enclosed areas is minimum.

29. ## physics

The motion of the truck is described by the equation V = 50t – 5t^2.Find: a.Value from t = 1.5 s to t = 5.0 s. b.Vinst at t = 3.0 s.

30. ## physics

Is the motion of the rider for each angle of inclination uniformly accelerated? Why or why not?

31. ## Differential calculus

A ladder 20 ft long leans against a vertical wall, If top slides downward at the rate of 2 ft/sec, find how fast the lower end is moving when it is 16 ft from the wall.

32. ## Differential calculus

Find the equation of the parabola w/ v(3,-4) and with directrix y=0.

33. ## Trigonometry

Solve the equation 6sin^2 x-sin x=0 , if x belongs to the half open interval [0,2 ).

34. ## Chemistry

A farmer applies 1400.0 kg of a fertilizer that contains 10.0% nitrogen to his fields each year. fifteen (15.0%) percent of the fertilizer washes into a river that runs through the farm. If the river flows at an average rate of 0.410 cubic feet per second,

35. ## calculus

Determine values of a and b that make the given function continuous . 16sinx÷x f(x)= a bcosx It's a bicewise function

36. ## MATHS

a parabola passes through the points (1,1) , (2,0) and (3,1) the equation of the parabola is y=ax^2 + bx + c a) write down a system of equations representing this parabola. b) solve the corresponding system and hence write down the equation of the parabola

3x-6y=30

38. ## AMA

is it safe to assume that generation of maximum load power is always a desired goal?

39. ## math

a rectangle is three times ad long as its breadth. if the perimeter of rectangle is 40m, find its length and breadth

40. ## physics

describe the shape of the graph made and discuss its significance.

41. ## trigonometric

a tower 61 m high is located 44 meters from a tall tree.from the top of the tree.the angle of elevation to the tower is 36 degrees. how tall is the tree?

42. ## math

If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take both of them to paint the house together? > I know the answer, but I do not know what is the name of the methods. EX: 1/n= 1/4 + 1/6 1/n =5/12 n=

43. ## physics

A 36-N force, parallel to the incline, is required to push a certain crate at a velocity of 9.1 up a frictionless incline that is 45° above the horizontal. The mass of the crate is:

44. ## SAT

Please help me. I am a foreign boy. English is not my first language. I find the SAT questions too tough. In my home land we did not learn much english in high school. How can I pass the SAT with a good score?

45. ## maths

A man travels from town a to b at an average speed of 90km/h.on his return journey he takes (one)1 hour less and his speed is 10km/h faster......1.how far apart are towns a and b, ............. ..2.what Is his average speed from town a to b and back to a

46. ## literary

IN THE 19TH CENTURY HANK MORGAN IS A MIDDLE CLASS a newspaper b cowboy c enginner

47. ## Finance

1. Hyundai Corporation plans to issue 4-year bonds with a par value of \$1,000 that will pay \$50 every year. The firm will issue these bonds to the buyers at \$840 each. (6 points) a. Compute the before-tax cost of debt. (Hint: Try solving this like you

48. ## Math problems

i am a four-digit number with the digits in order. my first two digits are the first two odd numbers. my last two digits are the last two single-digit even numbers PLEASE HELP

49. ## math

a nother website except for search engins for fraction myestery

You are planning to open a sporting goods store in your hometown. List the activities you would need to do for each of the functions of management: (1) planning, (2) organizing, (3) directing, and (4) controlling. Also, discuss the levels of management you

Discribe the adventage and limitation of three types of model?

52. ## CAlculus

Find the linear function satisfying the given conditions. g(2) = 9 and the graph of g is perpendicular to the line 4x − 2y = 3. g(x) =

53. ## Math

Four number have an arithmetic mean of 6 if fifth number is added to set the mean rises to 8 what is number added?

54. ## Math

In a bag of red and black jellybeans 136 are red jb and the remaining r black jb if 15% of the jellybeans in the bag are black whatis the total number of jelly beans in bag A) 151 B 175 C) 175 D 200 E 906

55. ## Pre Med Major

Hi. I am an accounting major. Is there anyway I can finish my accounting degree and still finish the pre med requirements in 4 years? Can an Accounting major become a MD? I know about MCAT and everything.

56. ## physical

A 2500‐kg vehicle traveling at 25 m/s can be stopped by gently applying the breaks for 20 seconds. What is the average force supplied by the breaks to stop the vehicle?

57. ## biology

what is hypertonic and how does it happen

58. ## Social Studies

I trying to help my younger siblings with their work so i want to print out some worksheets from a website that have answer keys but i cant find any online, if you can give me a link to some that would be great.

10. In a research proposal, your sources should not have the potential to answer research questions. A.) true *B.) false Thank You

60. ## literary

a connecticut yankee is episodic true or false

We offer all types of loan worldwide at 6.8%, Our loans are well insured for maximum security is our priority.

62. ## math

fraction mystery websites

63. ## Circuit theory (maximum power transfer)

is it safe to assume that generation of maximum load power is always a desired goal?

64. ## Math

The number of subject passes obtained students in 8 grade examination are tell(3 3 4 3 5 3 2 2)(2 3 1 3 4 2 6 3)(4 3 2 0 3 3 3 4)(2 1 2 4 3 3 2 2) A)make a frequency distribution table of passes obtained by students. B)how many students were in the class?

Y=x^2_2

66. ## Physics

Do the electrons in an ion of nitrogen (such as N+ or N+2) have exactly the same permitted energy levels the electrons in a neutral nitrogen atom, and therefore, same absorption and emission lines?

67. ## physics

From the graph made, compute for the instantaneous acceleration of the rider for each inclination at any chosen time by computing for the slop of the tangent line?

68. ## Differential calculus

Sketch the graph of the curve y=(x-2)(x+1)(x+3)

69. ## Differential calculus

Find the equation of the parabola w/ v(3,-4) and with directrix y=0.

70. ## Differential calculus

Differentiate the following y=root(e^x)/x

71. ## Differential calculus with analytic geometry

use implicit differentiation to find dy/dx. xy^2+4y^3=x-2y

72. ## Trigonometry

A luxury ship left the port and cruised for 7 miles at a heading of 38 degrees. It then cruised for 24 miles heading of 128 degrees and stopped. How far was the ship now located from the port?

73. ## Chemistry

A saturated solution of lead ii trioxonitrte v was prepared at 22degree Celsius at 27cm3 of this solution required 46cm3 of NaCl solution containing 96gdm3 for complete precipitation. Find the solubility of the lead in trioxonitrte v at 22degree Celsius in

74. ## Social Studies

im doing research paper on that aboriginals have the right to self government. discuss. i need to do citations in paper, and im trying to look for 5 or 6 good websites i can do citations from and paraphrase. if you know of any good sites please post.

75. ## biology

what is the hypertonic hypotonic isotonic ,

76. ## Math

A basketball team won 10 of its first 20 games. If then won its next 5 games. What fractional part of its total number of games did it win?

77. ## Math

A basketball team won 10 of its first 20 games. If then won its next 5 games. What fractional part of its total number of games did it win?

78. ## physics

Vector is 6.0 units long and points along the negative axis. Vector is 8.5 units long and points at 40 to the positive axis

79. ## physics

A bullet is fired with a speed of 450 m/s through a board 20cm thick. If the bullet is subject to a large deceleration of magnitude 10^6m/s^2, will the bullet be able to emerge from the other side of the board.?

80. ## physics

A bullet is fired with a speed of 450 m/s through a board 20cm thick. If the bullet is subject to a large deceleration of magnitude 10^6m/s^2, will the bullet be able to emerge from the other side of the board.?

81. ## Math problems Help Please!!!!!!

i am a four-digit number with the digits in order. my first two digits are the first two odd numbers. my last two digits are the last two single-digit even numbers

82. ## math problems

what is a number that is between 200- 700 three digit multiple of 10 and divisible by 8 and 9

83. ## science

the consentration of Sr(OH)2 I S 0.02 WHAT IS THE CONSENTRATION OF OH ASSUMING COMPLETE DISSOCIATION

Discribe the advantage and limitation of the three tyeps of models?

1. ## Physics

I used another method of solving this problem. I also tried using your method and let me tell you that it really worked.

posted on April 5, 2019
2. ## Math

In 25 minutes.

posted on March 28, 2019
3. ## Math

In 20 minutes

posted on March 28, 2019
4. ## Statics

thank you

posted on December 27, 2018
5. ## English

posted on November 13, 2018
6. ## winterWx

posted on June 21, 2018
7. ## english

Many a good cow hath a bad calf

posted on May 20, 2018
8. ## science

it will decreases

posted on March 3, 2018
9. ## math

Length is 6 feet and breath is 5 feet and height is 5 feet find the volume of the water filled in the tank

posted on December 30, 2017
10. ## algebra

y =mx+b for x

posted on November 28, 2017
11. ## Math

posted on October 15, 2017
12. ## Math

study the ways of raising loans for a car

posted on August 14, 2017
13. ## Managerial Economics

D)cannot be determined from the above information

posted on May 24, 2017
14. ## Physics

Thank you very much for your help with this question Bob!

posted on March 5, 2017
15. ## Pre Calculus

99609

posted on February 28, 2017
16. ## Differential calculus

y=(√e^x)/x

posted on October 26, 2016