DIANE

Popular questions and responses by DIANE
  1. Physic (concepts-please check my thoughts)

    A net torque applied to a rigid object always tends to produce? a)translational acceleration b) rotational equilibrium c) rotational acceleration d) rotational inertia e) none of these work (c) Torque produces torsion and tends to produce rotation. The net

    asked on December 10, 2006
  2. science

    Calculating A sample of barium nitrate is placed into a jar containing water. The mass of the barium nitrate sample is 27 g. Assume the water is at 20 ºC and that the resulting barium nitrate solution is saturated. What mass of water is present in the

    asked on December 21, 2011
  3. math

    Which of the following salaries will have a purchasing power of $24,035 if the inflation rate is five percent? A-$25,815 B-$27,523 C-$26,000 D-$25,300

    asked on January 18, 2012
  4. chemistry

    what are the spectator in this equation Ba(aq)+2I(aq)+2Na(aq)+SO4(aq)=BaSO4(s)+2I(aq)+2Na(aq) Isn't it 2I(aq) and the Na(aq)?

    asked on March 17, 2012
  5. Last physics help question (my thoughts given)

    A 160-N child sits on a light swing and is pulled back and held with a horizontal force of 100N. The tension force of each of the two supporting ropes is: a) 60N b) 94N c) 120N d) 190N e) 260N work: weight is down, the pull is back, so the tension must act

    asked on December 11, 2006
  6. chemistry

    When filling the buret with NaOH solution, you left an air bubble in the buret tip. The bubble was released durning your first KHP titration. Would the following technique error result in an erroneously high or reeoneously low calculated molarity of NaOH

    asked on February 22, 2010
  7. chemistry

    explain how you would obtain solid lead carbonate from a mixture of lead carbonate and sodium carbonate powder

    asked on November 25, 2015
  8. consumer math

    You made $3000 on a part-time job last year. If you expect to make the same amount this year, and the inflation rate is three percent, what is your purchasing power?

    asked on January 18, 2012
  9. physics (please check work)

    A uniform rod AB is 1.2 m long and weighs 16N. It is suspended by strings AC and BD. A block P weighing 96N is attached at E, 0.30N from A. The tension force in the string BD has a magnitude. My work: Taking torque around AC string

    asked on December 10, 2006
  10. ELA

    Underline the verb or verb phrase in each sentence and then identify whether it is an action verb or a linking verb. 1.) The hard-working plumber was early. 2.) Those secretaries appear very busy this afternoon. 3.) The cab driver was driving extremely

    asked on January 24, 2017
  11. physics

    A car with a mass of 980 kg is initially traveling east toward an intersection with a speed of vc = 18.9 m/s and a 1500 kg pickup is traveling north toward the same intersection. The car and truck collide at the intersection and stick together. After the

    asked on November 30, 2012
  12. English

    Correct punctuation for Boston, Massachusetts Played an important role in American history and politics.

    asked on February 8, 2015
  13. Math

    Suppose you toss a coin and will win $1 if it comes up heads. If it comes up tails, you toss again. This time you will receive $2 if it comes up heads. If it comes up tails, toss again. This time you will receive $4 if it comes up heads. Continue in this

    asked on November 2, 2008
  14. Microeconomics

    This is a 5 part question; (a-e)The question reads: Suppose that a market is described by the following supply & demand equations: Qs=2P & Qd=300-P a) Solve for the equalibrium price & quantity. (I think I understand this process.) b)Suppose that a tax of

    asked on July 28, 2008
  15. physics (work posted)

    For a body to be in equilibrium under the combined action of several forces. a) all the forces must be applied at the same point b) all of the forces form pairs of equal and opposite forces c) the sum of the components of all the forces in any direction

    asked on December 10, 2006
  16. physics (please check work)

    A force of 10N holds an ideals spring with 20-N/m spring constant in compression. The potential energy stored in the spring is: I obtained the answer of 10J. I got thatk= -F/x --> the potential energy of the spring = 1/2kx^2. 10J= 1/2(20N/m)(X)^2. Is that

    asked on November 5, 2006
  17. english

    Which of the following sentences uses parallelism effectively? A. The large plant-eating dinosaurs were quite slow, rather stupid, and extremely hungry. B. The Red Sox fans screamed, yelled, and were applauding wildy. C. The report was good because it was

    asked on October 4, 2011
  18. statistic

    Suppose the people living in a city have a mean score of 48 and a standard deviation score of 7 on a measure of concerns about the environment. Assume that these concerns are normally distributed using the 50%- 34% - 14% figures. Appoxatmaily what

    asked on September 18, 2014
  19. math

    Nancy had an income of $26,500 this year. If the inflation rate was 11 percent, what was her purchasing power?

    asked on January 18, 2012
  20. MicroEconomics

    You are a typical person in the US economy. You pay 4 percent of your income in a state income tax and 15.3 percent of your labor earnings in federal payroll taxes (employer and employees share combined) You also pay federal income taxes 15%. How much tax

    asked on November 14, 2006
  21. Math

    Mariah has a flower bed that is 10 feet long and 5 feet wide. She wants to put a fence around the flower bed to keep the deer from eating her flowers. She also wants to leave enough space to walk between the fence and the flower bed. What is the perimeter

    asked on April 1, 2016
  22. Math

    Roiger made deposits of $900 semiannually to the bank, which pays 6% interest compounded semiannually. After 7 yrs., he makes no more deposits. What would be the balance in the account 8 yrs. later from the last deposit?

    asked on August 5, 2011
  23. Math

    1. P(yellow) a. 1/8 b. 1/6 c. 1/4 d. 1/2 2. P(red or blue) a. 0 b. 1/4 c. 1/2 d. 3/4 I don’t really understand this could someone help me? Thank you, have a wonderful day/night.:)

    asked on May 22, 2019
  24. Physics

    Air density @ sea level, 59 degrees, no wind = p = .002377 slugs/ft^3 Coefficient of drag (flat plate, NASA) = C(d) = 1.28 Weight = W = 4451 lbs Gravitation constant = g = 32.2 ft/sec^2 Area = A = 197.5" long x 78.2" wide x (1 ft^2/ 144 in^2) Vehicle falls

    asked on November 19, 2019
  25. math

    Perry made $34,885 this year. If the inflation rate was 6.5 percent, how much was his salary actually worth? (purchasing power)

    asked on January 18, 2012
  26. physics

    I have a question involving the spring costant: A 2-kg block is attached to a horizontal ideal spring with a spring constant of 200N/m. When the spring has its equilibrium length the block is given a speed of 5 m/s. What is the maximum elongation of the

    asked on November 5, 2006
  27. chemistry

    How many atoms are in 11 molecules of sulfur hexafluoride?

    asked on October 16, 2012
  28. Science--Physics--check answers

    1. A football player pushes a dummy forwards at a constant 0.85m/s for 11m using 7150 J of energy. The dummy has a mass of 120 kg. Find the force the football player exerts, find the frictional force the dummy exerts. - for my answer I got 1176N as the

    asked on February 3, 2014
  29. PHYS 1112

    A defibrillator is used during a heart attack to restore the heart to its normal beating pattern. A defibrillator passes 18 A of current through the torso of a person in 2.0 ms. a) How much charge moves during this time? b) How many electrons pass through

    asked on February 11, 2010
  30. Math

    Paul's electric bill was three dollars more than one-half his gas bill. If electric bill was ninety-two dollars, what was gas bill

    asked on February 4, 2016
  31. physics-forces

    Kara (55kg) is standing next to her brother Ben (80kg) on a large piece on frictionless ice. Kara decided to push her brother with a force of 200N expecting him to slide across the ice while she remains standing in the middle of the ice rink laughing. a)

    asked on January 20, 2014
  32. ELA

    Underline the verb or verb phrase in each sentence and then identify whether it is an action verb or a linking verb. 1.) The hard-working plumber was early. 2.) Those secretaries appear very busy this afternoon. 3.) The cab driver was driving extremely

    asked on January 26, 2017
  33. ACCOUNTING

    Gardner Manufacturing Company produces a product that sells for $120. A selling commission of 10% of the selling price is paid on each unit sold. Variable manufacturing costs are $60 per unit. Fixed manufacturing costs are $20 per unit based on the current

    asked on January 28, 2013
  34. Chemistry

    The estimated lattice energy for is CsF2+2347kj/mol. Use the data given to calculate an overall energy change (in kilojoules per mole) for the formation of from its elements. Ea for F = -328 E11 forCs = +375.7 E12 for Cs = +2422 Heat of sublimation for Cs

    asked on November 9, 2010
  35. 7th grade math

    Sue Thank you I understand how to do those problems. I have one last question: Is this true or false: If the scale factor between two similar shapes is 1, the the two shapes are the same size. (Note If two similar figures have a scale factor of 1, they are

    asked on October 28, 2009
  36. Math 4

    There are 20 teachers and 705 students in Corey's school. What is the ratio of teachers to students? How would I solve this problem? PLZ help me! :(

    asked on April 17, 2016
  37. Physics questions ( I posted all my work)

    A uniform rod AB is 1.2 m long and weighs 16N. It is suspended by strings AC and BD. A block P weighing 96N is attached at E, 0.30N from A. The tension force in the string BD has a magnitude. My work: Taking torque around AC string

    asked on December 10, 2006
  38. Social Studies

    1)What is the difference between a federal form of government in a confederal form of government? a. A federal government is democratic, while a confederal government is dictatorial. b. A federal government has a constitution while a confederal government

    asked on May 22, 2019
  39. 8th grade math

    firefighters have a 35 foot extension ladder. In order to reach 30 feet up a building, how far away from the building should the foot of the ladder be placed? Express your answer in simplest radial form a^2+b^2=c^2 30^2+x^2=35^2 900+x^2=1225 -900 -900

    asked on March 3, 2014
  40. consumer math

    Which of the following salaries will have a purchasing power of $24,035 if the inflation rate is five percent? A-$25,815 B-$27,523 C-$26,000 D-$25,300

    asked on January 18, 2012
  41. Science

    A new organism is found that is multicellular, does not have a backbone and has six legs. Classfy this organism in two ways.

    asked on March 9, 2010
  42. Chemistry

    C3H8 + 5O2 --> 3CO2 + 4H2O which chemical or element has the largest nu,ber of molecules in the above balanced equation? Oxygen? I think

    asked on September 24, 2008
  43. algebra

    Christine drove 303 miles using 15 gallons of gas. at the same rate, how many miles would she drive using 16 gallons of gas?

    asked on August 19, 2019
  44. accounting

    After the accounts are adjusted and closed at the end of the fiscal year, Accounts Receivable has a balance of $673,400, and Allowance for Doubtful Accounts has a balance of $11,900. Describe how the accounts receivable and the allowance for doubtful

    asked on April 27, 2014
  45. physics- multiple choice

    1. A transport truck pulls on a trailer with a force of 600N [E]. The trailer pulls on the transport truck with a force a) of zero b) of less than 600 N is the truck is slowing down c) equal to 600 N only if the truck is moving at constant velocity d)

    asked on January 19, 2014
  46. Geometry

    Unclear if the area of the base is diameter or radius. Thank you. The area of the base of a cylinder is 46 square inches and its height is 11 inches. A cone has the same area for its base and the same height. What is the cone's volume?

    asked on June 20, 2019
  47. 7th grade math

    Suppose you copy a figure on a copier using the given size factor. Find the scale factor from the original figure to the copy in decimal form. a] 200% b] 150% c] 75%

    asked on October 28, 2009
  48. Math

    1. What is the experimental probability of rolling a 3? A. 0.11**** B. 0.22 C. 0.30 D. 0.27 2. A quality control expert randomly samples 60 pairs of sunglasses and finds 5 defective pairs. Predict how many defective pairs will be in a shipment of 420

    asked on May 21, 2019
  49. geometry

    IF AB = 15 and AC =23,find the length of BC (BC has a line over it)

    asked on September 14, 2011
  50. Role of responsible moderates

    WHat role did responsible moderates, such as John Adams , Benjamin Franklin, and THomas Jefferson play in producing wide-based support for independence in the American colonies? "Diane" I have removed all the questions you posted. We will be happy to

    asked on September 2, 2006
  51. Complete subjects and predicates

    Underline the complete subject with one line and circle the simple subject. Underline the complete predicate with two lines and circl the simple predicate. 1. A young girl walks carefully along the rocky shore. 2. Carmen notices the tide going out. 3.

    asked on March 14, 2011
  52. Chemistry

    If 43.2 mL of 2.46 M HClO4 solution completely reacts with a 75.0 mL sample of a sodium hydroxide solution, what is the molarity of the sodium hydroxide solution? (hint: write the complete balanced rxn)

    asked on October 10, 2014
  53. physical science

    If a book sits on a shelf1.5 m above the floor.One frienf tells you that the book's mechanical energy is zero, and another says it is not . Who is correct?

    asked on November 3, 2011
  54. physics

    A road is inclined at an angle of 9 degrees with the horizontal. After driving 10,000 feet along this road, find the driver's increase in altitude?

    asked on July 20, 2010
  55. College Algebra

    A rancher wishes to enclose a rectangular partitioned corral with 1932 feet of fencing. What dimensions of the corral would enclose the largest possible area? Find the maxium area.

    asked on October 4, 2013
  56. physics

    have a question involving the spring costant: A 2-kg block is attached to a horizontal ideal spring with a spring constant of 200N/m. When the spring has its equilibrium length the block is given a speed of 5 m/s. What is the maximum elongation of the

    asked on November 5, 2006
  57. Math-Compound intersst

    Trying to help my 8th grader, but I'm at a loss with this one. Can anyone assist? Thank you. Gwyneth placed $2,000 in an account that warned 10% interest, compounded annually. How many years did she save if she if she had $2,662 in her account?

    asked on February 17, 2019
  58. Physics

    A rock thrown straight up with a velocity of 29 m/s from the edge of a building just misses the building as it comes down. The rock is moving at 44 m/s when it strikes the ground. How tall was the building? The acceleration of gravity is 9.8 m/s Answer in

    asked on September 3, 2012
  59. finance

    You have a credit card with an APR of 24%. The minimum payment is 5% of the outstanding balance (but no less than $20). Suppose you have $2000 on the card and you decide to stop charging and pay it off using the minimum payment each month. Use a

    asked on May 4, 2018
  60. physics 2

    The inner and outer surface of a cell membrane carry a negative and a positive charge, respectively. Because of these charges, a potential difference of about 0.070 V exists across the membrane. The thickness of the cell membrane is 8.0 × 10−9m. What is

    asked on February 4, 2010
  61. Physics

    On the lower left corner of a square is a fixed charge qLL = 1.5x10^-9 C and on the loser right corner is a fixed charge qLR = 4.0x10^-9 C. The square has a side length L = 0.25 meters. a) Find the electric potential energy of a third charge q = -6x10^-9 C

    asked on January 26, 2010
  62. math

    Oatmeal is packed in a cylindrical container The diameter of the container is 13cm and its height is 24 cm. Determine in terms of TT (pi), the volume of the cylinder, in cubic centimeters v=TTr^2h v=TT6.5^2(24) v=1014 TT(pi) Is this correct? Thanks for

    asked on May 26, 2014
  63. Financial Accounting

    Prepare the general journal entries for the following transactions: Jan 2, 2011 -- Purchased land with a building on it for $750,000. The land is worth $300,000. Paid $150,000 cash down and signed a mortgage payable for the balance. Dec. 31,

    asked on February 16, 2012
  64. Math

    If you deposit $900 semiannually in a bank which pays 6% interest compounded semiannually and make no more deposits after 7 years, what is the balance in the account 8 yrs. later from the last deposit?

    asked on August 2, 2011
  65. math

    solve the inequality -5(x-7)

    asked on May 26, 2014
  66. Algebra 1

    sqrt r - sqrt s/ sqrt r + sqrt s =r sqrt r- sqrt rs +sqrt s/ r can someone check this for me please.

    asked on July 5, 2008
  67. Math

    Calculate the area of a circle with a radius of 2 cm and a circle with a radius of 4 cm. Leave your answers in terms of pi. When the radius doubles, does the area of the circle double? A) 4π cm2; 8π cm2; NO B) 4π cm2; 16π cm2; NO C) 4π cm2; 16π cm2;

    asked on March 27, 2018
  68. English

    I need to know the prepositions in the following question. The patient is a 42-year-old male with a history of left shoulder osteomyelitis wit resistant pseudomonas from an injury he sustained approximately 20 years ago.

    asked on April 13, 2014
  69. Physics-forces

    1. NASA launched a 550kg satellite into space. Its engines have a thrust of 8000N. a) What is the downward froce of gravity acting on the rocket at blast off? (is it 5390N?) b) What is the acceleration of the rocket at blast-off? (Hint: Fine Fnet first) 2.

    asked on January 20, 2014
  70. math

    a building casts a 25 foot shadow on a sunny day. If the angle of elevation from the tip of the shadow to the top of the building is 65 degrees, what is the height of the building to the nearest tenth of a foot? I did tan =x/25 x=25tan65 x=53.61267301

    asked on March 3, 2014
  71. Social Studies

    What role does the press have in American Democracy? How would society and government be different if there was no guarantee of a free press?

    asked on May 23, 2019
  72. Quadratic Equations

    The length of a rectangular field is 2m greater than three times its width. The area of the field is 1496 metre square. What are the dimensions of the field ?

    asked on August 17, 2016
  73. Algebra

    An arrow is shot vertically upward from a platform 48 ft high at a rate of 233 ft per sec. When will the arrow hit the ground? Use the formula: h = −16t2 + v0t + h0.

    asked on April 12, 2016
  74. physics-forces

    Kara (55kg) is standing next to her brother Ben (80kg) on a large piece on frictionless ice. Kara decided to push her brother with a force of 200N expecting him to slide across the ice while she remains standing in the middle of the ice rink laughing. a)

    asked on January 20, 2014
  75. Chemistry 1

    How many calories are absorbed when 150g of ice at O is changed to liquid water at 45C?

    asked on November 5, 2011
  76. Probability

    I have two children. One of them is a boy born on a Tuesday. What is the probability they are both boys?

    asked on August 30, 2010
  77. Algebra

    If $3000 left in an account for 4 years earned interest of $960, then how much interest would be earned in 7 years.

    asked on February 11, 2016
  78. Math

    On May 12, Bob Campbell accepted a $5,000 note in granting a time extension of a bill of goods bought by Rick Ween. Terms of the note were 8% for 120 days. On July 8, Bob needed to raise cash and discounted the note at Rick's bank at a discount rate of 9%.

    asked on August 5, 2011
  79. Business Algebra

    I need to know the formula for these questions and just how to do them. If you could help please. As a financial planner a client comes to you for investment advice. After meeting with him and understanding his needs, you offer him the following two

    asked on December 21, 2010
  80. Math

    Which number rounds to 15,700,000 when rounded to the nearest hundred thousand? A.15,000,000 B.15,579,999 C.15,649,999 D.15,659,999

    asked on September 16, 2013
  81. math

    Translate to an algebraic expression 31 less than d

    asked on October 5, 2017
  82. Chemistry

    FB1 is a solution containing a mixture of potassium carbonate and sodium hydrogen carbonate . 25cm^3 of this mixture was to titrated against 0.250mol/dm^3 solution of HCL. In one titration using phenolphthalein as indicator, 10.00cm^3 of the acid was

    asked on February 21, 2016
  83. Geometry

    How do I factor 2x^2-16x-66

    asked on September 9, 2012
  84. psychology

    Social skills training programs are interventions in which children are taught specific, discrete behaviors that can facilitate effective social interactions, like making eye contact and asking appropriate questions. Assessments of these interventions

    asked on October 5, 2016
  85. Physics

    A 12kg blcok sits on a table. A 10 kg block sits on top of the 12kg block. What is the force the table exerts on the 12kg block. Please explain any answer.

    asked on September 13, 2011
  86. Chemistry

    How many total moles of ions are released into water when 0.50 moles of calcium perchlorate are dissolved in a liter of water?

    asked on February 18, 2011
  87. Math

    If a license plate has 3 letters and then 3 numbers, what are the chances (probability?) of getting at least 1 letter "Z" in one of the letter spots if the letters are picked randomly? and I think each letter can only be used once.

    asked on September 20, 2009
  88. Algebra

    Use a system of equations to solve the following problem. The local theater has three types of seats for Broadway plays: main floor, balcony, and mezzanine. Main floor tickets are $59, balcony tickets are $50, and mezzanine tickets are $40. One particular

    asked on February 23, 2016
  89. advanced functions/precalculus

    1. The function f(x) = (2x + 3)^7 is the composition of two functions, g(x) and h(x). Find at least two different pairs of functions g(x) and h(x) such that f(x) = g(h(x)). 2. Give an example of two functions that satisfy the following conditions: - one

    asked on January 15, 2014
  90. ACCOUNTING

    Gardner Manufacturing Company produces a product that sells for $120. A selling commission of 10% of the selling price is paid on each unit sold. Variable manufacturing costs are $60 per unit. Fixed manufacturing costs are $20 per unit based on the current

    asked on January 26, 2013
  91. Algebra

    The sum of a positive number and 5 is 806 times the reciprocal of the number. Find the number.

    asked on April 12, 2016
  92. physics

    Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown in the figure. The pulley is frictionless and has a negligible mass. If the coefficient of kinetic friction between block A and the incline is μk = 0.27

    asked on November 30, 2012
  93. math - Can someone please help to solve

    what is the answer to 1.)Find the lower quota of 8.87, upper quota, 2.)arithmetic mean of the lower and upper quotas, 3.)the geometric mean of the lower and upper quotas, 4.)Round the given modified quota by comparing it with the arithmetic mean and

    asked on June 11, 2012
  94. english

    Include a discussion of sentence variety and the rhythm of the author's writing. underline the topic sentence. Question : why individuals can be denied credit for a number of reasons.

    asked on February 20, 2011
  95. math fractions

    which of the following pairs of numbers contains like fraction

    asked on March 28, 2015
  96. Advanced functions/precalculus

    1. Given f(x)=x^2 and g(x)=x+2, determine in standard form: a) g(f(x)) b) when f(g(x))=g(f(x)) 2. If f = {(-10, 1), (-1, -1), (10, 0), (11, 7)} and g = {(-1, -1), (0, 10), (1, -10), (7, 11)} for how many values of x is f x g defined? Explain 3. Given f(x)

    asked on January 15, 2014
  97. Psychology

    I would like for someone to confirm that my choice of answers for these three questions are correct. If there is a incorrect answer out of the three questions that I chose please advise me to the right choice. Thank you! 1). Dr. Casey is evaluating a

    asked on July 7, 2013
  98. statistics

    At the end of the festival the organizers estimated that a family of participants spent an average of $90.00 with a standard deviation of $15.00. What’s the probability that the mean amount spent will be NO more than $75?

    asked on March 21, 2012
  99. Westwood

    Flexibility is said to be the hallmark of modern management accounting, whereas standardization and consistency describe financial accounting. Explain why the focus of these two accounting systems differ.

    asked on January 15, 2012
  100. Critical Thinking

    Can anyone tell me what the Contrapositive is for this sentence? Jane or Tom will wake up Tanner this evening. Compound: Yes Conditional: Yes Antecedent: Jane or Tom Consequent: Will wake up Tanner this evening. Contradictory: Neither Jane or Tom will wake

    asked on November 17, 2007

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