vicki

Most popular questions and responses by vicki
  1. science

    If a kestrel eats a mouse that eats grass, the kestrel is a

    asked on January 28, 2015
  2. more math needed

    You have a 70% dextrose solution. How many grams of dextrose are in 400ml?

    asked on February 24, 2012
  3. Math

    A truck is carrying pear juice, cherry juice, and apple juice bottles in a ratio of 3:1:3, If there are 16 cherry juice bottles how many juice bottles in all? Pear juice #? Cherry juice 16 Apple juice #? 3:1, 1:3 3pears to 1cherry; 1apple to 3cherry There

    asked on November 10, 2015
  4. physics

    The density of gold is 19.3 x 10^3 kg/m^3. What buoyant force does a .6 kg gold crown experience when it is immersed in water?

    asked on April 8, 2011
  5. calculus

    if F(x)=f(xf(xf(x))), where f(1)=2, f(2)=3, f'(1)=4, f'(2)=5, and f'(3)=6, find F'(1).

    asked on October 10, 2011
  6. Electronics, Physics, Math

    5. A circuit is supplied with 30 VDC and contains three resistors connected in series. The value or R1 is 80Ω, the value of R2 is 1,000Ω , and the value of R3 is 4,200Ω . What is the voltage drop across R2? A. 5.68 V B. 2.14 V C. 4.61 V D. 6.82 V I keep

    asked on May 12, 2015
  7. physics

    a .330 kg volleyball is dropped from rest. it takes it 1.30 s to reach the ground. what is the magnitude of its momentum just before it hits the ground

    asked on February 22, 2011
  8. physics

    a .140 kg baseball is dropped from rest from a height of 2.2m above the ground. it rebounds to a height of 1.6 m. what change in the balls momentum occurs when the ball hits the ground

    asked on February 23, 2011
  9. CHEMISTRY

    The solubility of a compound in water is 6.8g/100ml at 0.33g/100ml at 25 degree celsius. Calculate the amount of water required to crystallise 10g of the compound. If the pure compound is collected at 25 degree celsius, what is the maximum possible yield

    asked on February 16, 2013
  10. physics

    Use the fact that the speed of light in a vacuum is about 3.00x1000 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 1 h How many seconds are there in 1 hour if there are 60min/hr and 60sec/min? Then 1hr = 60min/hr x

    asked on August 27, 2006
  11. math

    The IV dose of mannitol is 1.5g/kg, administered as a 15% solution. How many mls of the solution should be administered to a 150lb patient?

    asked on February 2, 2012
  12. Chenistry

    Be able to calculate the pH of a solution prepared by mixing 50.0mL of 0.200M NaH2PO4 (pKa2=7.20) with 50.0mL of 0.120M NaOH. I did work out a pH of 7.38 but I am not sure if i need to take into account any dilution of the mixing of solutions and do you

    asked on October 2, 2014
  13. Electronics, Physics

    In a circuit, a 10 Ω resistor is connected in series to a parallel group containing a 60 Ω resistor and a 5 Ω resistor. What is the total resistance in this circuit? A formula and explanation would be great!

    asked on May 12, 2015
  14. Algebra

    The temperature fell by 9°F today right a sign number to represent this temperature change

    asked on April 20, 2016
  15. math

    If an injectable drug contains 25mcg/0.5ml, how many mls will be required to provide a patient with a dose of 0.25mg?

    asked on January 31, 2012
  16. Statistics

    There are 200 students in a sample. How many of these students will have scores that fall under the score of 41? Mean is 45, standard dev. is 4.

    asked on November 15, 2011
  17. math

    two cars 270 mi. apart enter an interstate highway traveling towards one another. one car travels at 65 mph and the other at 55 mph. when will they meet

    asked on November 29, 2018
  18. pharmacy calculations

    If 500gm of dextrose are dissolved in 600ml of water, with the final volume being 1000ml, what is the percentage strength of the dextrose in the solution?

    asked on February 2, 2012
  19. Algebra

    A person riding a Ferris wheel with a diameter of 64 feet travels once around the wheel in 25 seconds. What is the average speed of the rider in miles per hour? (Round your answer to one decimal place.)

    asked on March 27, 2015
  20. physics

    A ball rolls up a ramp and then back down again. The ramp is oriented so that the ball is rolling to the right as it rolls up the ramp. Assume that positive v and a vectors point to the right. Which statement is true about the ball's horizontal

    asked on January 19, 2012
  21. pharmacy calculations

    f an injectable contains 20% of mannitol, how many mls of the injection should be administered to provide 100gm of mannitol?

    asked on February 3, 2012
  22. Algebra

    The current in a stream moves at a speed of 8mph. A boat travels 13 mph up stream and 13 mph downstream with a total time of 3 hrs. What is the speed of the boat is still water?

    asked on May 2, 2017
  23. please help with physics

    a gun tilted upward at 30 degrees fires a bullet with a speed of 215 m/s. what is the bullets velocity parallel to the ground

    asked on February 3, 2011
  24. Math HELP!!

    How many mls of a syrup containing 85% of sucrose should be mixed with 150ml of a 60%sucrose syrup to make a syrup containing 80% sucrose?

    asked on February 9, 2012
  25. physics

    A ball rolls up a ramp and then back down again. The ramp is oriented so that the ball is rolling to the right as it rolls up the ramp. Assume that positive v and a vectors point to the right. Which statement is true about the ball's horizontal

    asked on January 19, 2012
  26. English

    Can someone help me! The word metaphor comes from the Greek prefix meta-, meaning “across,” and pherein, meaning “to carry.” Which of the following words does not contain the Greek prefix meta-? a. metaphysics b. metamorphosis c. metallic

    asked on May 30, 2013
  27. Probabilitys Math

    After the last game of the season a football team goes out for ice cream. Each player orders a triple cup of ice cream with a topping.Each order has 3 diffrent flavors, order doesnt matter.The shop has 7 diffrent flavors and 2 toppings to choose from iss

    asked on November 16, 2014
  28. Math

    If an injectable contains 20% of mannitol, how many mls of the injection should be administered to provide 100gm of mannitol?

    asked on February 2, 2012
  29. math

    If an albuterol inhaler contains 20mg of albuterol, how many inhalation doses can be delivered if each dose contains 90mcg?

    asked on February 2, 2012
  30. physics

    a .140 kg baseball is dropped from rest from a height of 2.2m above the ground. it rebounds to a height of 1.6 m. what change in the balls momentum occurs when the ball hits the ground?

    asked on February 22, 2011
  31. physics

    a device has a 100g wooden shuttle that is pulled along a square woooden rail by an elastic band. the shuttle is released when the elastic band has 9.0 N tension at a 45 degree angle. what is the magnitude of the initial acceleration of the shuttle?

    asked on February 12, 2011
  32. Algebra

    x^4-4x^2-45=0

    asked on April 22, 2015
  33. Algebra

    Solve the following equation. 16x-8square roots of x = 35

    asked on April 22, 2015
  34. Science

    Cottage roof timber from Ireland. Date: 906 ± 35 years. What is the BP Date?

    asked on October 10, 2014
  35. Chemistry

    How many grams of barium nitrate is needed to form a solution with 5.00 mass% Ba (NO3)2 in 400 grams of water.

    asked on May 14, 2013
  36. math

    how do you solve this problem? 1/2x - 3 = -1 Let me make sure I understand the problem. Do you mean (1/2)x - 3 = -1, i.e. .5x-3 = -1?, or 1/(2x) - 3 = -1 I'm going to suppose you mean the first one. There is one very simple, but very important postulate of

    asked on August 31, 2006
  37. Reading

    My son is going into the 2nd grade. I am having trouble getting him to read. He tells me he cant do it. The school is wanting to put him in special Ed. How can i help my son and his reading? Before a child is assigned to special education, he must be

    asked on July 18, 2005
  38. Find the GCF of the monomials

    3xy, 6xz, and 9yxz is  ___________________________

    asked on June 4, 2015
  39. chemistry

    Calculate the number of moles in 3.50 x 1021 atoms of silver.

    asked on February 10, 2014
  40. electric power tools

    what is the purpose of a diode in a cordless drill or power screwdriver?

    asked on June 21, 2011
  41. math

    how do you find the equation line of these ordered pairs (1/6, -1/3) and (5/6, 5)?

    asked on February 11, 2011
  42. physics

    A net force of 295 N accelerates a bike and rider at 2.60 m/s^2. What is the mass of the bike and rider together?

    asked on September 21, 2010
  43. public health issue

    Scenario In a rural area of Guatemala, three groups of villages received different public health interventions. The Minister of Health wants to know which of these interventions was the most cost-effective for averting death among children who are 3 years

    asked on August 30, 2010
  44. Science

    Cottage roof timber from Ireland. Date: 906 ± 35 years. What is the BP Date?

    asked on October 8, 2014
  45. algebraic expressions 5th grade math

    larry and martha each planted the same number of carrots seeds in their gardens.After 4 weeks,larry had c carrots and martha had 6 more(write an expression)please help me solve,thank you

    asked on January 16, 2013
  46. Science

    An animal cell has all of the following structures except ________

    asked on February 27, 2012
  47. Math help

    If a physician prescribed 4gm of aspirin to be taken daily, how many 5 grain tablets should the pt take each day?

    asked on February 18, 2012
  48. math

    Prochlorperazine is available in 10ml multiple dose vial. Eash ml contains 5mg. How many 2mg doses can be taken from this vial?

    asked on February 2, 2012
  49. College Statistics

    A random sample of greeting cards is a mean value of $2.55 and a standard deviation of $0.44 So construct a 95% confidence interval estimate of the mean value of all cards in the store's inventory. So if the 2500 cards in the inventory then how are the

    asked on November 9, 2011
  50. calculus

    find an equation of the tangent line to the curve at y=2x^3+5x, (-1, 3)

    asked on September 24, 2011
  51. Psychology

    Describe why it is important to consider each domain in the study of adult development

    asked on March 11, 2011
  52. calculate ratios

    Calculate the amount of drug in a ratio solution. How many micrograms are in 1ml of a 1:5000 solution?

    asked on March 6, 2012
  53. physics help

    a gun tilted upward at 30 degrees fires a bullet with a speed of 215 m/s. what is the bullets velocity parallel to the ground

    asked on February 2, 2011
  54. math

    Leila is making shell designs. She can make six designs in one hour. She wants to make 30 shells designs, how many hours does she need to make all 30? Make 2 math sentences

    asked on September 12, 2018
  55. math

    How many different pizza combinations can I make if I have 2 different types of crust, 2 cheese choices, 7 different meats, and 13 different vegetables

    asked on October 21, 2017
  56. chemistry

    How many grams of sucrose are in 1.5kg of a 10.5% (by mass) solution of sucrose?

    asked on July 15, 2015
  57. algebra

    an investor has $30,000 to invest. if part is invested at 5% and the rest at 9%, how much will be invested at 5% to yield 8% on the total amount? use I=PRT

    asked on June 23, 2015
  58. Algebra

    Simplify the following into a single expression x^3/(x^2-1)^5/8 + 2x(x^2-1)^3/8

    asked on April 1, 2015
  59. Algebra

    Factor the following as if it were a trinomial 9t^1/1-25

    asked on April 1, 2015
  60. Algebra

    f(x) = -2x^2 + 5x -1 Find f(x) - f(a)/x-a

    asked on March 27, 2015
  61. Science

    Pleistocene mammoth bone from La Brea Tar Pits of Los Angeles, California. Age: 12,200 ± 35 years. What the BP Date?

    asked on October 8, 2014
  62. Algebra

    Rational Expressions: I'll do my best to type the following correctly: x-5+ 14/x+4 divided by x+3- 2/x+4 Simplify, Step by step Please!

    asked on January 30, 2013
  63. Algebra CTU

    What is the unpaid balance of the business loan of 50,000 with interest rate of 9% compounded monthly for7 years, after the firt year of payments?

    asked on December 20, 2012
  64. math help please

    Calculate the cost to the pharmacy as AWP less 13%. AWP $84.07 per 100 tablets and dispense 30 tablets

    asked on February 28, 2012
  65. MATH HELP PLZ

    A physician orders 750mg of chloramphenicol to be added to a 100ml bag of NS. If the drup is reconstituted to 1gm/10ml, how many mills will be added to NS?

    asked on February 16, 2012
  66. calculus

    if F(x)=f(xf(xf(x))), where f(1)=2, f(2)=3, f'(1)=4, f'(2)=5, and f'(3)=6, find F'(1).

    asked on October 9, 2011
  67. PSYCHOLOGY

    Provide an example of ow one domain of development impacts the other two

    asked on March 11, 2011
  68. math

    Use each of the numbers 1 through 9 once in any order that you want to make and expression 2011

    asked on March 8, 2011
  69. physics

    a gun tilted upward at 30 degrees fires a bullet with a speed of 215 m/s. what is the bullets velocity parallel to the ground?

    asked on February 2, 2011
  70. Forensic psychology

    What are the differences between the forensic treatment evaluation and the clinical treatment evaluation in non-forensic settings?

    asked on January 18, 2011
  71. algreba

    The perimeter of a rectangle is 56 inches. The length exceeds the width by 24 inches. What is the length and what is the width?

    asked on August 8, 2010
  72. management

    Explain at least three ethical issues within todays business environment that affect your community and organization

    asked on May 17, 2010
  73. Finance

    The Landis Corporation had 2008 sales of $100 million. The balance sheet items that vary directly with sales and the profit margin are as follows:

    asked on October 30, 2009
  74. Physics

    What is the value of a if the object is moving with constant velocity? What does this equation reduce to in such a case?

    asked on September 27, 2009
  75. chemistry

    what is AL(MnO4)3

    asked on January 15, 2009
  76. health

    what is the system that moves the body and maintains its form

    asked on October 23, 2008
  77. World History

    Name the natural berriers that protected egypt

    asked on October 28, 2007
  78. maths

    simultaneous equations x + 2y = 4 3x - 4y = 7 x=3 and y = 1/2 i need to explain how i got this answer and do not know how to do that? i am confused about how you got this answer what working out is it the object in "elimination" is to get the coefficients

    asked on April 15, 2007
  79. Algebra

    Use the properties of exponents to simplify as much as possible (8a^3b^6)^(1/3)/(16a^8b^-4)^(1/4)

    asked on April 18, 2015
  80. Algebra

    What is the square root of 49a^4+686a^3+2401a^2 Do NOT assume that a represents a positive number

    asked on April 6, 2015
  81. Algebra

    (5x^(1/3)+1)(25x^(2/3)-5x^(1/3)+1)

    asked on April 6, 2015
  82. Algebra

    (t^(1/2)+2)^2

    asked on April 6, 2015
  83. Algebra

    Use the properties of exponents to simplify (r^-3s^1/3)^6/(r^7s^3/2)

    asked on March 30, 2015
  84. Algebra

    (r^-3s^1/3)^6/r^7s^3/2

    asked on March 30, 2015
  85. physics

    A parachute on a person jumping from a plane opens and changes the speed of the person from 65m/s to 35m/s in a period of 4.2 seconds. What is the acceleration of the person?

    asked on September 25, 2014
  86. physics

    A parachute on a person jumping from a plane opens and changes the speed of the person from 65m/s to 35m/s in a period of 4.2 seconds. What is the acceleration of the person?

    asked on September 25, 2014
  87. Algebra

    In 1999 there were 200,000 registered dogs that were Labrador retrievers and dachshunds. There were 3 times as many Labrador retrievers as dachshunds. Find the number of Labrador retrievers and dachshunds

    asked on April 7, 2014
  88. cis106

    Explain the differences among LANS, WANS, CANS, and MANS.

    asked on May 11, 2013
  89. math

    draw a rectangle 3 X 4 with 5/12 shaded

    asked on June 18, 2012
  90. Math help needed

    How many capsules , each containing 250mg, are needed to provide 50mg/kg/day for 10 days for a person weighing 176 lbs?

    asked on February 23, 2012
  91. MATH HELP

    In what proportion should 95% alcohol be mixed with 30% alcohol to make 70% alcohol?

    asked on February 16, 2012
  92. calculus

    find the derivative of y=cos pix/sinpix+cospix

    asked on October 9, 2011
  93. calculus

    find the derivative of (x^2+1) 3rd root of x^2+2

    asked on October 9, 2011
  94. calculus

    f(x)=X^3, f(a+h)-f(a)/h please help im so lost thanks

    asked on August 29, 2011
  95. physics

    if |A|=2, |B| =4, |C| =5, find the vector sum a+b+c in ordered pair notation, also find the angle theta

    asked on March 1, 2011
  96. physics

    if |A|=2, |B| =4, |C| =5, find the vector sum a+b+c in ordered pair notation, also find the angle theta

    asked on March 1, 2011
  97. physics

    a spider crawls 4.7 m at an angle of 24 degrees north of east. another spider crawls 5.2m at an angle of 24 degrees east of north. what is the eastward displacement of the spiders?

    asked on February 2, 2011
  98. Finance

    What is the monthly payment of $200,000 is financed for 15 years at 7.5%?

    asked on December 1, 2010
  99. HCR 210

    explain how the general duties for handling patient records differ between a records administration and a record technician

    asked on November 17, 2009
  100. social studies

    which american president was also a king

    asked on August 24, 2008