# Questions Asked onSeptember 10, 2016

1. ## Calculus 1

sand is being poured onto the ground forming a conical pile whose height equals 1/4 of the diameter of the base. The sand is falling at a rate of 20cm^3/sec. How fast is the height of the sand pile increasing when it is 3cm high?

2. ## American Government

Hello all! Just would like to check some answers, I am fairly confident them, but you never know! 1.What is a legitimate government? a. one in which government leaders obtain and keep power by using force b. one that offers the fastest solution to a

3. ## chemistry

Which statement describes a chemical reaction at equilibrium? A. The forward reaction happens slightly faster than the reverse reaction. B. The reaction has stopped because all reactants have been used up. C. The forward reaction happens at the same rate

4. ## Pre-Calculus

The minute hand of a clock is 3 inches long. How far does the tip of the minute hand move in 5 minutes? If necessary, round the answer to two decimal places.

5. ## Math

Consider the graph of the parabola ​f(x)equals=x squaredx2. For xgreater than>0 and hgreater than>​0, the secant line through​ (x,f(x)) and ​(xplus+​h,f(x+h)) always has a greater slope than the tangent line at​ (x,f(x)). Choose the correct

6. ## Evans

A school district has 2 teaching positions to fill and there are 8 applicants to choose from. How many different possibilities are there?

7. ## math (opt) math 2

A flagstaff of placed at one corner of a rectangular playground 40m long and 30m wide. If the angle of elevation of the top of flag staff from the opposite corner of 30°, find height of the flagstaff. (The question is complete and I have cross checked the

8. ## Math

The table on the right shows the measured dimensions of a rectangular prism and the minimum and maximum possible dimensions based on the greatest possible error. What is the greatest possible percent error in finding the volume of the​ prism? (Round to

9. ## Calculus 1

sand is being poured onto the ground forming a conical pile whose height equals 1/4 of the diameter of the base. The sand is falling at a rate of 20cm^3/sec. How fast is the height of the sand pile increasing when it is 3cm high?

10. ## Math

We can rewrite the expression 16 + 8 as 8x(2+1). Notice that 8 is the greatest common factor of 16 and 8. Use this same method to rewrite the expression 24 + 36 as the product of the greatest common factor of 24 and 36 and the sum of the remaining numbers.

11. ## Language Arts

1. What is the term for the part of a story that sets up the story's ending? (1point) exposition conflict falling action ** resolution

12. ## Chemistry

Your lab partner tells you that he has prepared a solution that contains 1.5 moles of NaOH in 1.5 L of aqueous solution, and therefore that the concentration of NaOH is 1.5 M. (a) Is he correct (b) If not what is the correct concentration

13. ## Math

Question: 168.72/0.024=7.03 When I do this calculation on paper the above answer is what I get but when I do this calculation on a calculator I get 7,030.00 what I am doing wrong?

14. ## Intro to Algebra

In 19977, a math professor bought her condominium for \$60,000. The value of the condo has risen steadily so that in 2007 real estate agents tell her the condo is now worth \$750,000. Find a formula to represent these facts about the value of the condo V

15. ## Lifespan Development

Tiffany is 3 years old. She knows that she is a girl, and she expects to be a girl tomorrow, but she does not understand that her gender is permanent. She believes that cutting her hair short could change her gender. Tiffany has ___________ but not

16. ## english

In the below sentence, what type of adjective or adverb is more happily? At the party, Michael danced more happily than I had seen him dance before. A. Comparative adjective B. comparative adverb C. superlative adjective D. superlative adverb i have never

17. ## Factor Riddles

I am a prime number less than 100. My digits add to 13. What number am I?

18. ## Biology

Jacobie wanted to test the projectile motion of a pumpkin. His hypothesis was "if the pumpkin had a larger mass, then the higher he could throw it, because the larder pumpkins would have more force." He bought three orange pumpkins and test them all on the

19. ## Math

the angle of elevation of a ladder leaning against a wall is 60° and the foot of the ladder is 5.8m away from the wall. The length of the ladder is?

20. ## English

What information does not need to be cited in the text or on a Reference page of a college level research paper A. Exact words from another. B. Common knowledge found in a print. C.Paraphrasing of another work D.Statistical information found on a site.

21. ## social studies

How did Mercantilism contribute to the American Revolution? a. It created the means of cultural diffusion in the New World b. It made the colonies economically independent c.It brought together the French, English, and Spanish influences on one continent

22. ## Maths

A curve is such that dy/dx = 2- 8(3x+4)^-1/2 - A point P moves along the curve in such a way that the x-coordinates is increasing at a constant rate of 0.3 units per second. Find the rate of change of the y-coordinates as P crosses at the y-axis.

23. ## chemistry

A precipitate of copper(II) hydroxide is formed in a reaction. What change will help to dissolve the copper(II) hydroxide? Cu^2+(aq) + 2OH^-(aq) Cu(OH)"subtext"2(s) A. Adding NaOH B. Adding HCl C. Removing CuCl2 D. Removing H2O is the answer for this d?

Which of the following is true regarding workers' compensation? A. Families of workers cannot claim workers' compensation despite the death of the worker. B. Workers' compensation is only awarded for injuries resulting from the job. C. The claim for

Which of the following is true regarding religious discrimination? A. Only monotheistic religions are covered under Title VII. B. An employer need not accommodate the religious observances or practices of its employees in the workplace. C. An employee who

26. ## math

The table on the right shows the measured dimensions of a rectangular prism and the minimum and maximum possible dimensions based on the greatest possible error. What is the greatest possible percent error in finding the volume of the​ prism? (Round to

27. ## Algebra

An emergency team needs to be on the roof of the hospital 3 minutes before the helicopter arrives. It takes the team 4 minutes to reach the roof. At what time should the team start moving to the roof to meet the helicopter? Explain your reasoning

28. ## science ap chemistry

What is the equilibrium expression for the following acid dissociation reaction? CH3COOH + H2O CH3COO- + H3O+ A. [CH3COO-][H3O+]/[CH3COOH][H3O] B. [CH3COOH][H2O]/[CH3COO-][H3O+] C. [CH3COOH]/[CH3COO-][H3O-] D. [CH3COO-][H3O+]/[CH3COOH]

29. ## Math

The function rule T–4, 6(x, y) could be used to describe which translation?

30. ## Alg

A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore.

31. ## chemistry

Which of the following is true of the solubility product constant? A. It is the product of the initial concentrations of the ions in a solution. B. It is an equilibrium constant. C. It is an equilibrium position. D. Its value changes in the presence of a

32. ## chemistry

Which of the following statements is true of a solution at pH 7? A. Kw and Kb are equal. B. Kw and Ka are equal. C. Kw, Ka and Kb are equal. D. Ka and Kb are equal.

33. ## Sciene Degree

Pressure, P, is directly proportional to temperature,T, and P is 28 lb per square inch when T is 112 degress Kelvin. What is the pressure when the temperature is 124 degrees Kelvin? If required, round answer to three decimal places. _____lbs per square

34. ## Chemistry (equilibrium)

C2H6(g) C2H2(g) + 2 H2(g) The ΔH° for the reaction above is +312 kJ. The system is initially at equilibrium. In which direction will the reaction shift in each of the following situations? e) The temperature is decreased. g) He is added at constant

35. ## chemistry

Which of the following is true about the results of a neutralization reaction? A. An acid and a base form water and salt. B. Water reacts with a base to form the hydroxide ion. C. Water reacts with an acid to form the hydronium ion. D. An acid and a base

36. ## Biochm I

The ∆Gº’ of hydrolysis of ATP is –35.7 kJ/mol. => Calculate the overall free energy change for the hydrolysis of ATP when [ATP]=3.8 mM, [ADP]=2.0 mM, and [Pi]=4.6 mM at 30 ºC Reminder: R=8.314 J.mol-1K-1. Use 273.15 for conversion of Celsius to

Which of the following is true for a corporation's incorporation into a state? A. Domestic corporations can incorporate into only one state. B. Domestic corporations can incorporate into all states that they conduct business in. C. Alien corporations can

38. ## Math

what is the solution to 204 - (-36)? A 240 B -240 C 168 D -168

39. ## Algebra

A teacher's union has negotiated a uniform salary increase for each year of service up to 20 years. If a teacher started at \$28,000 and 4 years later had a salary of 37,000, what function wpuld describe the teacher's salary over time? S (n) is the

40. ## chemistry help

How does too little acid cause gastric distress? A. More than enough acid is present to digest proteins, resulting in inadequate digestion of proteins. B. The pH of the stomach becomes so high that proteins are not digested properly. C. The pH of the

41. ## Maths

a rectangular chicken yard was built against an existing she wall. 30m of fencing was used to enclose 108m^2, Find the dimesion of the Yard

Which of the following is a cause for the dissolution of a partnership? A. written consent of the general partners B. withdrawal of a general partner C. withdrawal of all limited partners D. acquisition of business by another partnership An B

43. ## Math trigo

Tan 660'

In states where an LLC may be organized by only one member, __________ can obtain the benefit of the limited liability shield of an LLC. A. corporations B. sole proprietors C. LLPs D. general partnerships B

45. ## chemistry

Vinegar is a solution of acetic acid, a weak acid. How can you produce more acetate ions in the solution? CH 'subtext' 3 COOH(aq) H+(aq) + CH 'subtext' 3 COO^- (aq) A. Evaporate some of the water. B. Decrease the pressure. C. Increase the volume of the

46. ## Spanish

La Señora González es _____. Usted es _____. Pepito es _____. Carlos es _____. Marta es _____. Yo soy _____. Tú eres _____. Pedro es _____.

47. ## Science

Draw a circuit diagram of a containing two cells in series, a closed switch, three identical light bulbs in parallel.

48. ## Science

water is flowing through a horizontal pipe of varying cross section at any two places the diameters of the tube are 4cm and 2cm if the pressure difference between these two places be equal to 4.5cm then determine the rate of flow of water in the tube

49. ## Science

The Strange Case of Beriberi In 1887 a strange nerve disease attacked the people in the Dutch East Indies. The disease was beriberi. Symptoms of the disease included weakness and loss of appetite, victims often died of heart failure. Scientists thought the

50. ## Algebra

fifteen years ago Jane was x years old, and also Karen was one third(1/3) as old as Jane. a) Write down an algebraic expression for Karen's age fifteen years ago, in terms of x. - would it be x/3 b) write down an algebraic expression for Karen's age now,

51. ## math

what is the length of the diagonal of a rectangle 12m by 9m?

52. ## Science

A convex mirror forms an image of half the size of the object. When it is moved 15cm away from the object the size of the image becomes 2/5times that of the object. Find the focal length of mirror

53. ## physics

how much output I can get if a coil having 100000 turns moves pass a strong 3000 gauss neodymium magnet with 10 m/s velocity only once a time?

54. ## Science

If a ball is thrown upward on Mars with an initial velocity of 10.0 m/s and lands 1.50 m below its launch point 5.54 seconds after it is thrown , what is the local acceleration due to gravity one Mars .... Plzzzzzzzzz answer it's really important I have to

Hi, I really need some help with scientific notation. How do I convert large numbers like 108,000,000 and other numbers that are even larger than this to scientific notation? This is for a math project and even though I learned about this, it's still hard

56. ## chemistry help

During a chemical reaction, if Q = K, what can be said about the reaction? A. The reaction still proceeds in both directions, but the net result is that the reactant and product concentrations do not change. B. The amount of product is always equal to the

57. ## Physical science

To pass a slow vehicle within the length of the passing lane roger got up well over the speed limit . He then spotted a police cruiser coming around the corner and hit the brakes . If he braked at 6 m/s^2 , and it took him 1.50 seconds to get back to 40

58. ## chemistry

05 mL of sample water needs10.9 mL .01M EDTA solution. what is the accurate Hardness of sample in CaCO3 (mg/L)? pls expalin.

59. ## physics

A particle is traveling counterclockwise in a circle of radius r = 2.30 m. At some instant in time, the particle is located by the angular coordinate α = 24.0°, the total acceleration has a magnitude of a = 15.0 m/s2 and is directed at an angle β =

60. ## Geometry

Line MP bisects

61. ## Chem

How many significant figures are in these numbers 1,000 has 1 2.134 has 4 0.00001 has 1 10,005 has 5 1.000 has 4

62. ## chemistry

Sig figs 33.067. 5 sig figs .0908. 3sig figs 1099. 4 .0087. 2 check pls

63. ## evans

f a \$2 bet is placed for a chance to win \$500 for drawing a 10 of any suit from a standard deck of cards, what is the value of expectation? A. \$125 B. \$250 C. \$500 D. \$2

64. ## Alg

A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore.

65. ## Physics

Once all of the passengers aboard it a train leaves the station and it takes 30 minutes to reach its maximum velocity once at maximum velocity train travels the next 6.30×10^2 km for the next 12.6 hours what is the acceleration of the train leaving the

66. ## math or chemistry

5.4 x10^-2 by 2.5 x10^-3 by 7.9 x10^-3m volume = 106.65 x10-8m^3 Check pls yesterday you said 106.65 x10^-6. If you add 2+3+3 you get 8 is that right? Just want to make sure I'm doing it right. Thank you. I may have witten it differently.

67. ## chemistry help

Which of the following is true of the solubility product constant? A. It is the product of the initial concentrations of the ions in a solution. B. It is an equilibrium constant. C. It is an equilibrium position. D. Its value changes in the presence of a

68. ## chemistry

Which of the following is an ortho directing group? a) CN b) CO2Me c) OMe d) NO2 I have drawn most of them out, CN has no delocalised electrons to contribute e- density hence EWG. For NO2 inductive effect is strong and hence is a EWG and meta directing.

69. ## Physical Chemistry

5. Assume you have a 45°C 100g block of gold (cp=0.129J/g°C) and a 150°C , 150g block of silver (cp=0.240J/g°C)(1). You place these blocks into an adiabatic container in thermal contact. a. Calculate the final temperature b. Calculate the heat

70. ## science

the density of water approximately 1.00 g/mL. Would the piece of wood in the previous question (#1) float or sink

71. ## Englsih

What action verb would you use to replace "got" in the following sentence? On his way home, he got run over. I am out of clues as to what action verb to use in this sentence. Please help me!

72. ## chemistry

A 1.272 g sample of a mix Na2CO3 and NaHCO3 vol of 0.24 N HCl required for PP end point 26.92 ml after the addition 52.21 ml more of the HCl and boilling out CO2 the vol of 0.12 NaoH required to give a pink colour to the soln = 4 ml

73. ## Science

How many moles of cacl2 would be used in making 0.5L of a 2M solution?

74. ## Math 201

Tickets. Revenue 0. 0 10. 50 20. 100 30. 150 40. 200 what is the linear equation in relation between revenue,R, and the number of tickets purchased,T. thanks for the help in advance. very much appreciated

75. ## English

1. Though the baby was left alone, she didn¡¯t cry. 2. Left alone, the baby didn't cry. ====================================== Can #1 be changed into #2? In #1, the baby was a girl, but in #2, we cannot know the gender of the baby. In this case, what is

76. ## chemistry

What happens to the following reaction at equilibrium if the pressure is decreased? 2H"subtext"2(g) + O"subtext"2(g) 2H"subtext"2O(g)

77. ## Biochm

Match the following properties to the following amino acids. For each amino acid, choose a unique property. Methionine,F,Aspartate,Q,Glycine,ARG A.achiral(Glycine) B.aromatic(F) C.sulfur containing(Methionine) D.Acidic(Aspartate) E.Basic(ARG) F.Polar (Q)

78. ## Algebra

5-2 [5(-2)+4(2)/ -3(3)+3(-4)] my work : I did 5(-2) + 4(2) and -10 +8 then the bottom _9 (-12) = -2/-24 I need major help! Don't know what to do with 5-2 even.

79. ## Chemistry

How does hybridisation of PCL5 change when it is decomposed to PCL3 and Cl2?

80. ## English

This was a question asked in our last test Either of her eyes --------- not work well. (Do, does, is) I answered 'do' but some of my friends say 'does' is the correct answer. Now I am really confused. Please someone help. What's the correct answer???

81. ## Accounting

The company rents office space and on December 1 had paid 7200 to the landlord for 12 months' rent in advance.

82. ## Math

1. what is the solution of 87 + (-396)? A 183** B -183 C 9 D -9 2. Evaluate: -12 x 3 =? A 36 B -36** C 4 D -4 3. Evaluate: -20 ÷ -10 =? A 200 B -200 C 2 D -2*** 4. Select all the problems that have a solution that is negative. -8 + 10 = ? 8 x (-2) +? -4

83. ## science

how Avogadros hypothesis applied to show molecular mass of volatile substances is twice of Vapour density?

84. ## English

Where do you search to find materials in a public library? A.Reader's Guide B.ERIC Database C.Online Public Access Catalog I pick C for my answer.

85. ## Algebra

You borrow 1000 dollars you promise to pay 1780 dollars back in 4 years what is the percentage

86. ## Science

Draw a circuit diagram of a circuit containing two cells in series, a closed switch,three identical light bulbs in parallel

87. ## Chemistry

How many milliliters of a 0.48 M HCl solution are needed to react completely with 7.4 g of zinc to form zinc(II) chloride? Answer in units of mL.

88. ## English

1. I called Emily, walking along the river. 2. I called Emily while I was walking along the river. 3. I called Emily, and she(=Emily) was walking along the river. 4. I called Emily, and I was walking along the river. --------------------- Does #1 mean #2,

89. ## math

what is the area inscribed in the quadrant of a circle of radius 7cm?

90. ## math

A square is inscribed in a circle of radius 12dm. what is the area of the square?

91. ## Science

how does the initial procedure compare to your updated procedure? What changes did you have to make? Why? How can I answer this question? Please help me... ;(

92. ## English

It is important to evaluate information for... A. Purpose B.Authority C. Currency D.Accuracy E. All of the above I pick E. Please recheck my answer.

94. ## Algebra

-2x+6 what is the rate of change between the two variables, what is the y intercept, can you Also answer these same questions for the equation y = -3x + 10

95. ## Math

How do you write this as an algebraic equation with two variables? Four times the number of cars less twice the number of trucks is 33? Thanks!

96. ## Statistics

I have a bag with 2 different kinds of objects: 11 cubes, 16 spheres. If I randomly pick from the bag 5 of these objects without return any of it, what is the probability of getting at least 1 of each kind?

97. ## Math 201H

Payments Balance 0. 14,000 1. 13,600 2. 13,200 3. 12,800 4. 12,400 5. 12,000 6. 11,600 based on the tabel, develop a linear equatiom for the amount of the car loan balance,B (in dollars) as a function of the number of monthly payments,P. B=

98. ## math

what is the length of the distance between two corners of a box 3dm by 4dm by 5dm?

99. ## s.g (math)

if a triangle with sides 12 unit and 5 unit is inscribed in a circle with BC as diameter, then find the value of sin square theta +cos square theta -1

100. ## Math

find the constant of variation if y varies directly as x, and y=17 when x=24

101. ## MAth

How to I put grouping symbol to make 1+4*3+33^2-2^2=28

102. ## Geography

Why Delhi is known as union territory?

103. ## math or chemistry

Check pls. 5.4 x 10^-2 by 2.5 x 10^-3 by 7.9 x10^-3 m volume = 107.44 x 10^-8 m^3

104. ## Astronomy

If a planet were orbiting the Sun in an orbit three times as far as its current orbit, how many times longer would it take the planet to go around the sun, as compared to its current rate of revolution? a. 3 b. 9 c. 1/3 as long Incorrect d. About 5.2 e.

105. ## Math

272 multiply 42 +272multiply 50+272multipy 8 and name the property applied on it

106. ## Biochm

The deprotonated form of the R group of cysteine. The ratio of protonated to deprotonated form depends on the pKa of the R group and the pH of the solution. => Select all the pH values at which the protonated form of the R group would predominate. 9.0 8.3

107. ## Math

I have a bag with 2 different kinds of objects: 11 cubes, 16 spheres. If I randomly pick from the bag 5 of these objects without return any of it, what is the probability of getting at least 1 of each kind?

108. ## chemnad school computer application

Fin the sum of odd number between 100&200

109. ## math

what is the measure of one side of a square whose diagonal is 12cm?

some have more than a hundred some have none