# Questions Asked onAugust 2, 2016

1. ## Physics

Quentin is lifting a 10 kg dumbbell by pulling upward on it with a 108.1 N force. What is the acceleration of the dumbbell as a result of this force?

2. ## English

Which of the following sentences shows correct usage of a comma or commas? A. Christopher Wren, a contemporary of Isaac Newton and John Locke, was the architect of St. Paul's Cathedral. B. William of Orange, arrived in England in 1688, to claim the English

3. ## Chemistry

Rearrange the titration calculation to find Mb in a solution. If I put 13.2 mL of NaOH and 0.3 mL of phenolphthalein in 25 mL of KHP, what is the Mb of the solution? The original solution of NaOh is 100 mL and is composed of 1.069e-15 moles of H+, 9.445e-2

4. ## english

i Once Protected China From Invaders ,Now I Am A Wonder Visitors.What Am I ?

5. ## calculus

Campbell’s Soup Company requires that is its tomato soup containers have a capacity of 64 in^3 , have the shape of a circular cylinder, and be made of aluminum. Determine the radius and height of the container that requires the least amount of metal.

6. ## English

Please check over my answers for the Heart of Darkness by Joseph Conrad. 1. The mood of the selection could best be described as A. Frantic B. Ominous C. Thrilling D. Peaceful I Chose A 2. All of the following can be inferred about Marlow's characters

7. ## Physics

A boxer is punching the heavy bag. The time of impact of the glove with the bag is 0.10 s. The mass of the glove and his hand is 3 kg. The velocity of the glove just before impact is 25 m/s. What is the average impact force exerted on the glove?

8. ## maths

coffee costing \$250 per kg was mixed with chicory costing \$75per kg in th ration 5:2 for a certain blend. if the mixture was sold at \$230 per kg,find the gain or loss percent.

9. ## Chemistry

The following soluble salts are strong electrolytes. For each, write a balanced equation for their dissociation in water. NaBr BaBr2 Li3PO4

10. ## math

Your required rate of return on company XYZ's preferred stock is 12%. Their preferred stock pays a fixed annual dividend of \$4. A share of XYZ preferred is valued at

11. ## Opt math

Prove :Tan20+4sin20=square root 3

12. ## economics

Suppose the residents of Vegopia spend all of their income on cauliflower, broccoli, and carrots. In 2006, they buy 100 heads of cauliflower for \$2 each, 50 bunches of broccoli for \$1.50 each, and 500 carrots for \$0.10 each. In 2007, they buy 100 heads of

13. ## math

A relief package is released from a helicopter at 1600 feet. The height of the package can be modeled by the equation h(t)= -16t^2+1600 where h is the height of the package in feet and t is the time in seconds. The pilot wants to know how long it will take

14. ## Physics

An 80.0 kg rollerblader is at rest at the top of a 100 m hill at a 7o incline. The coefficient of friction on the hill is 0.110. What is the roller blader's kinetic energy at the bottom of the hill?

15. ## Math

Two RSM students are standing 20ft apart and spot Mrs Rifkin. If they immediately run opposite direction with speeds of 300 ft/min and 200 ft/min, how many hours will pass until they are 3,000 ft apart?

16. ## Chem

When 4.5 mol Al reacts with 11.5 mol HCl,what is the limiting reactant, and how many moles of H2 can be formed?

The product of the GCF and LCM of two numbers is 12. Give one possible pair of values for the two numbers

18. ## physics

A boxer is punching the heavy bag. The time of impact of the glove with the bag is 0.10 s. The mass of the glove and his hand is 3 kg. The velocity of the glove just before impact is 25 m/s. What is the average impact force exerted on the glove?

19. ## Chemistry

Describe how lead(II) iodide cen be prepared in the laboratory

20. ## Math

Mr McDonald has some ducks and goats in his farm. If he counted a total of 94 legs and 30 heads, find the number of ducks and the number of goats in his farm.

21. ## Microsoft PP

A _______ is a set of commands. A. handout B. slide C. website D. tab my answer is d.

22. ## math

The ratio of an objects weight on earth to its weight on Neptune is 5:7. How much would a person who weighs 150 pounds on earth weigh on Neptune? A.210 pounds B.750 pounds c.107 1/7 pounds D.170 pounds

23. ## I need help please - Pre-Calc

Using the graph of y=cos(x), list all values of x on the interval [-11π/3,11π/6] that satisfy the ordered pair of (x,-1/radical2). - List all the values of (x,-1/radical2) (Type an exact answer using π as needed. Use a comma to separate answers as

24. ## statistics

the diameter of red apples of an orchard have a normal distribution with a mean of 3 inches ans standard deviation of 0.5 inches one apple will be randomly chosen. what is the probability of picking an apple with a diameter less than 2.15 inches

25. ## Chemistry

sample of silver metal is suspected to be contaminated with zinc. A 0.2365 g portion of this metal is dissolved in nitric acid and the silver ions precipitated with excess aqueous NaCl. After filtering and drying, the mass of the precipitate is found to be

26. ## calculus

Suppose that an arrow was fired vertically upward from a crossbow at ground level and that it struck the ground 20 seconds later. If air resistance may be neglected, find the initial velocity of the bolt and the maxim altitude that it reached.

27. ## Physics

Hi everybody! can someone please help me with this problem? The shaft ACB, of constant outer diameter 2R and length 2L, is fixed to walls at both ends A and B. The left half of the shaft (AC)is solid, while the right half (CB) is hollow, with an inner

28. ## Phy.Chem

Need some help :) Thanks! A sample of a glass occupies a volume of 525 ml at 625 mm Hg. At constant temp, what will be the new volume when the temp changes to the ff: a.) 1.5 atm b.) 455 mm Hg

29. ## ALgebra

How many 10 Inch stones will wesley need for one row

30. ## Physics

A coiled spring in a waist trimming excercise requires a force of 54N to compress it by 0.20.find the force constant of the spring

31. ## accounting

At the end of the current year, \$19,900 of fees have been earned but not billed to clients. a.What is the adjustment to record the accrued fees? Indicate each account affected, whether the account is increased or decreased, and the amount of the increase

32. ## maths

A man travels for 5 hr 15 min if he covers the first half of the journey at 60 kmph and the rest at 45 kmph. find the total distance travelled by him.

33. ## maths

a reduction of 20% in the price of sugar enables a purchaser to obtain 2.5 kg more for Rs.160.find the original rate and the reduced price per kg.

34. ## math

The base of a rectangular prism has dimensions (x)cm by (2x) cm and a height of (x + 2) cm. If the total surface area is 63cm squared, find the value of x and the dimensions of the rectangular prism....

35. ## maths

a reduction of 20% in the price of sugar enables a purchaser to obtain 2.5 kg more for Rs.160.find the original rate and the reduced price per kg. (a) 8.80 per kg (b) 10.80 ,, (c) 11.80 ,, (d) 12.80 ,,

36. ## bio

Which are no longer classified as animals plants or fungi true or false.?

37. ## Math

This is for my daughter who was given summer homework and I don't know how to help her please. the difference between two mixed numbers is 3 1/4 .what might the two mixed numbers be?show as Manny solutions as you can. Thank you .

38. ## biomechanics

Compare the kinetic energies of the following: a) A baseball (mass=0.145kg) moving at 100 km/h. b) A runner (mass = 75 kg) moving at 30km/h. c) A swimmer (mass = 75 kg) moving at 7 km/h. d) A discus (mass = 2 kg) moving at 20 m/s.

39. ## algebra 2

hiw much heat is needed to raise the temperature of 0.800 kg. ethyl alcohol form 15.0 celcius to its boiling point 78.3 celcius

40. ## maths

jan spent \$42 FOR SHOES.THIS WAS \$14 less than twice what she spent for a blouse.how much was the blouse?

41. ## Physics

A force of 35.0N is exerted onto a 12.0kg block and the block moves 42.0m. How much work is done?

42. ## Math

Q: A metal cube weighs 5/9kg and its volume is 40 5/6cm3. How much does it weigh per 1cm3? 5/9kg to .555kg 40 5/6cm3 to 40.833cm3 .555kg / 40.833cm3 = .0135 A: 1cm3 weighs .0135kg Is this correct? Thank you.

43. ## Chemistry

Mercury has a melting point of - 38. 9°C. what would this read in degrees Fahrenheit the and kelvin

44. ## maths

there are b boys in the class.this is 3 more than 4 times the number of girls. how many girls are there in the class.?

45. ## Algebra

You and 4 friends go out to eat you all split the bill equally each person's share was 6.50 how much was the original bill

46. ## math

A bag contains 12 blue, 5 red and 3 green marbles. Amy selects a marble and then returns it to the bag before selecting a marble again. If Amy selects a blue marble 4 out of 20 times, what is the experimental probability that the next she selects will be

47. ## maths

without stoppage a train travels a distance with an average speed of 60 km/hr and with stoppage it covers the same distance with an average speed of 40 km/hr. on an average how many min per hour does the train stop during the journey.

48. ## English

I Am What You Use Whn Its Raining.What Am I ?

49. ## Math

Q: Joe's car can go 9 1/7km with 1 liter of gas. How far can it go with 1 1/8 liters of gas? 9 1/7 to 9.143 1 1/8 to 1.125 1 liter / 9.143 = 0.109 liters per km 1.125 liters / 0.109 liters per km = 10.32km A: Joe's car can go 10.32km on 1 1/8 liters of

50. ## math

A used motorcycle is priced at 3,438.if you borrow the money foe the motorcycle,your payments will be \$165 a month for 24 months.how much will you save by paying cash?

51. ## Math

Seven bills add up to \$73.00 --no change and no one dollar bills

52. ## physics

A therapist is helping a patient with stretching exercises. She pushes on the patient’s foot with an average force of 200 N. The patient resists the force and moves the foot 20 cm toward the therapist. How much work did the therapist do on the

53. ## math

Christine took out a 150-day loan for \$2000 at 12% simple interest. After 60 days, she decided to make an early payment of \$1000. What is the balance due on maturity date of the loan? (Round your answer to the nearest penny.)

54. ## pre cal

Suppose cos(u)=3/5 and sin(u) is positive. sin(u)= sin(u−π)= cos(u−π)= sin(u−π/2)= cos(u−π/2)=

55. ## Math

Matchstick Rings each pattern of square rings has been made with matchsticks which are all the same length. If the length of one side of a square ring is "m" matchsticks, try to find a formula, in terms of m, for each of the following: a) The outer

56. ## science

list atleast ten healthy foods/smoothies/tonics with local produce that can help combat or reduse stress.

57. ## math

two consecutive multiples of 22 just greater than 22?

58. ## Budini ss chem

Describe the preparation of sodium hydroxide in the school laboratory.

60. ## Math

Q: If 5/6 Liter weighs 9/10 kilograms, how much will 1 Liter of paint weigh? 0.9kg / 5 = 0.18 0.18 * 6 = 1.08 1 Liter of paint will weigh 1.08 kilograms. Is this correct? Thank you.

61. ## science

What is the molarity of a solution of sodium chloride which contains 0.5moles in 200cubic centimeters? #2.what volume of 1m solution of hcl will contain 10moles?

62. ## Math

The height of a triangle is 2 mm. less than the base. If the area is 60 mm^2, find the height and the base.

63. ## Math

The bottom of the ladder on a horizontal flat surface rests against a wall. It makes an angle of elevation of 35°. The bottom of the ladder is 42 ft from the base of the wall. How long is the ladder? Round your answer to the nearest whole number. Do not

64. ## Math

A man gets an invoice for ​\$430 with terms 22​/10, ​1/15, ​n/30. How much would he pay 26 days after the invoice​ date?

65. ## Biomechanics

Bob bench presses a 50 lb barbell. He maintains a constant speed on the way up and on the way down. If the barbell moves 75 cm in each direction how much work does Bob do on the barbell on the way up and the way down? What is the total work done?

66. ## Chemestry

Calculate the volume of CO2 produce at N.T.P. by heating 200 gm 25% pure limeston

67. ## maths

find the single discount equivalent to two successive discount of 20% and 10%

68. ## english

i am a vitamin you need if you have cold.What Am I ?

69. ## Ap series

Sum of first six term of an ap is 46 ratio of its 10th term to that of 30th term is 1:3. Find its 13th term