cody

Popular questions and responses by cody
  1. algebra 2 A

    Unit 5: Quadratic functions and equations. I need help with the Firework display portfolio?? Fireworks Display Portfolio ALGEBRA 2 A: QUADRATIC FUNCTIONS AND EQUATIONS Directions: You are part of a fireworks crew assembling a local fireworks display. There

    asked on October 28, 2015
  2. math

    Let theta be an angle in quadrant IV such that sin(theta)=-(2)/(5). Find the exact values of sec(theta) and tan(theta).

    asked on August 3, 2018
  3. Language Arts

    Full fathom five thy father lies; Of his bones are coral made; Those are pearls that were his eyes; Nothing of him that doth fade But doth suffer a sea change Into something rich and strange. Sea nymphs hourly ring his knell; Ding-dong. Hark! Now I hear

    asked on February 16, 2016
  4. biology

    Bromothymol blue (BTB) is a chemical that turns yellow in the presence of carbon dioxide. In the presence of oxygen, BTB stays blue. In his science class, Sanjay used BTB to test for the presence of those two gases in three situations. *Sanjay's Procedure*

    asked on December 17, 2008
  5. chemistry

    A reaction with an equilibrium constant Kc = 1.5 x 1021 would consist of which of the following at equilibrium: A) approximately equal reactants and products B) some reactants and products with reactants slightly favored C) some reactants and products with

    asked on December 6, 2013
  6. geometry

    The volume of a sphere is 2,098pim^3 what is the surface area to the nearest tenth

    asked on May 25, 2012
  7. physics

    A subway train starts from rest at a station and accelerates at a rate of 1.60 m/s2 for 14.0s. It runs at a constant speed for 70.0 s and then slows down at a rate of -3.50 m/s2 until it stops at the next station. a) Sketch a position vs. time graph for

    asked on June 4, 2012
  8. physics

    Starting from rest at the top, a child slides down the water slide at a swimming pool and enters the water at a final speed of 4.00 m/s. At what final speed would the child enter the water if the water slide were twice as high? Ignore friction and

    asked on March 9, 2012
  9. calculus

    cos2x=secx find x

    asked on March 31, 2015
  10. chemistry

    what type of reaction is 2KCLO3+heat-2KCL+3O2

    asked on July 17, 2008
  11. Chemistry

    Hey, for chemistry class we are given days in the lab to conduct an experiment, then answer a number of questions that correlate with that experiment and how we can make use of it. This week we looked at the Molar Fusion of Ice and there are some questions

    asked on December 15, 2008
  12. chemistry

    If you need to prepare 250.0 mL of a pH 5.00 buffer tha t has a total buffer concentration of acetic acid + sodium acetate of 0.050 M, how many moles of each will you need to prepare the solution? Given solutions of acetic acid and sodium acetate with

    asked on March 21, 2017
  13. China Grove Middle

    Gavin goes to the market and buys one rectangle shaped board. The length is 16cm & width is 10cm. If he wants to add a 2cm border, what is the area.

    asked on February 23, 2016
  14. Consumer Math

    The amount left when you subtract last month's payment from last month's balance on a credit card statement is the (Points : 2) APR. unpaid balance. new balance. minimum payment.

    asked on March 3, 2016
  15. Math

    Two numbers total 43 and have a difference of 21. Find the two numbers

    asked on December 5, 2012
  16. Math

    Find the odds against correctly guessing the answer to a multiple choice question with 6 possible answers.

    asked on December 7, 2019
  17. Chemistry

    The pH of a solution is 1. Which of the following statements are also true for the solution? (Select all that apply.) It will change the color of red litmus to blue. The concentration of hydronium ion is equal to the concentration of hydroxide ion. The

    asked on May 18, 2012
  18. history

    Which accurately describes why people traveled by particular western trails? The California Trail was used to communicate with Mexico, while the Santa Fe Trail was used for migration. The Oregon Trail was used for migration purposes, while the Santa Fe

    asked on December 3, 2019
  19. Statistics

    the length of times it takes college students to find a parking spot im the library parking lot follows a normal distribution with a mean of 5.5 minutes and a standard deviation of 1 minute. find the cut off time which 75.8% of the college students exceed

    asked on November 12, 2015
  20. geometry

    find the geometric mean of the pair of numbers 99 and 11 kristen lives directly east of the park the football field is directly south of the park the library sits on the line between kristens home and the football field at the exact point where an altitude

    asked on May 23, 2012
  21. physics

    A bowling ball (mass = 7.2 kg, radius = 0.12 m) and a billiard ball (mass = 0.31 kg, radius = 0.028 m) may each be treated as uniform spheres. What is the magnitude of the maximum gravitational force that each can exert on the other?

    asked on February 10, 2012
  22. chemistry

    A reaction with an equilibrium constant Kc = 1.5 x 1021 would consist of which of the following at equilibrium:

    asked on December 6, 2013
  23. geometry

    Use formulas to find the lateral area and surface area of the given prism round to nearest whole number Believe height 4m and base on side 7m, front 29m, other end 7.28m possible answers; 472m^2;486m^2 443m62;486m^2 472m62;479m^2 443m62;500m^2 Can someone

    asked on May 24, 2012
  24. Pre-Calc

    The Sweet Drip Beverage C. sells cans of soda pop in machines. It finds that sales average 26000 cans per month when the cans sell for 50cents each. For each nickel increase in the price, the sales per month drop by 1000 cans. Determine a function R(x)

    asked on November 15, 2009
  25. Chemistry

    For a tablet containing 500mg vitamin C, Calculate how many mL of 0.095M NaOH are required for titration ( molar mass of ascorbic acid- vitamin c is 1.76.12g/mol) I am not sure of the conversions to use, how to get started with the question.

    asked on October 13, 2014
  26. Geometry H

    If BD is the angle bisector of

    asked on September 21, 2016
  27. Pysics

    A small motor runs a lift that raises aload of bricks weighing 836N to a height of 10.7m in 23.2s. assuming that the bricks are lifted with constant speed, what is the minimum power the motor must produce?

    asked on March 15, 2010
  28. geometry

    The length of the hypotenuse of a 30, 60, 90 triangle is 7 how do you find perimeter?

    asked on May 24, 2012
  29. World History

    The boundary line between North and South Korea was set at: a. the 17th parallel. b. the Yalu River. c. the 38th parallel. d. the city of Seoul.

    asked on September 13, 2007
  30. math

    What property of addition is shown in the following number sentence? why?

    asked on September 15, 2010
  31. Math

    For a school project, sue interviewed a total of 100 persons who were either lawyers or salesmen. She asked them if they were happy or unhappy with their occupation. Of the 62 lawyers interviewed, 15 were unhappy, however, only 7 of the salesmen were

    asked on December 7, 2019
  32. History

    Comparing French, Dutch, and English colonies, which ones attracted the most settlers, and which the fewest? In what colonies were women scarce? What impact did these differences in emigration have on the various colonies development?

    asked on September 25, 2012
  33. pre-algebra

    Convert 21/40 to a percent.

    asked on June 16, 2011
  34. Algebra

    Simplify: (6y + 10z) - (13y - 5z + 4)

    asked on May 19, 2010
  35. physics

    Question Part Points Submissions Used A quarterback claims that he can throw the football a horizontal distance of 196.6 m (215 yd). Furthermore, he claims that he can do this by launching the ball at the relatively low angle of 30° above the horizontal.

    asked on February 3, 2012
  36. Math

    Find the number of combinations when 9 objects are taken 4 at a time.

    asked on December 7, 2019
  37. chemistry

    A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘C. How many grams of this gasoline would fill a 13.2 gal tank (1US gal=3.78L)?

    asked on September 8, 2015
  38. Geometry

    The sides of a quadrilateral are 3, 4, 5, and 6. Find the length of the shortest side of a similar quadrilateral whose area is 9 times as great. A. 9 B. 13.5 C. 27

    asked on January 23, 2014
  39. math

    What property of addition is shown by 5+2=2+5 Associative Distributive commutative or Identity

    asked on September 15, 2010
  40. physics

    A ball is thrown upward with an initial velocity of 14 m/s. At what time does the ball reach the high point in its flight? (Use the approximate value of g = 10 m/s2 and remember that the velocity is equal to zero at the high point.)

    asked on June 17, 2013
  41. chemistry

    A reaction with an equilibrium constant Kc = 1.5 x 1021 would consist of which of the following at equilibrium:

    asked on December 6, 2013
  42. Physics

    One 3.30 kg paint bucket is hanging by a massless cord from another 3.30 kg paint bucket, also hanging by a massless cord, as shown in figure below. If the two buckets are pulled upward with an acceleration of 1.57 m/s by the upper cord, calculate the

    asked on February 16, 2015
  43. Chemistry

    How many drops (1 drop=0.05mL) of 0.20M KI must we add to 100.0 mL of 0.010M Pb(NO3)2 to get a precipitate of lead iodide to start. Ksp of PbI2=7.1e-9. Answer=9 drops. Please show steps.

    asked on March 17, 2013
  44. SI Chemistry

    hydrogen chloride gas reacts with oxygen gas to yield chlorine gas and water vapor in an equilibrium reaction. an experiment was performed in a closed vessel starting with a mixture of 0.50 M HCl and 0.050 M O2. the amount of chlorine was monitored until

    asked on November 30, 2011
  45. physics

    A person looking out the window of a stationary train notices that raindrops are falling vertically down at a speed of 8.1 m/s relative to the ground. When the train moves at a constant velocity, the raindrops make an angle of θ = 25° when they move past

    asked on February 3, 2012
  46. precalculus

    the variable j varies jointly as the square of h and as the cube root of a, and it varies inversely as s. What happens to j when h is doubled, a is multiplied by 8, and s is multiplied by 4?

    asked on August 31, 2011
  47. physic

    500 J of work are done in 4 seconds to lift a 40 kg box to the top of a high shelf. How much power was required to complete the lift

    asked on June 26, 2018
  48. English - The Scarlet Letter

    I need some help. I don't really know the answer to one of our questions, so I'll ask here. This comes from Chapters 1-4. Please help if you can!Thanks! 6. How does the Reverend Mr. Wilson interpret the baby's response to Dimmesdale's entreaty? What

    asked on June 16, 2007
  49. math

    A pizza place has 5 different toppings. How many different pizzas can be made using a combination of 3 toppings per pizza

    asked on September 7, 2008
  50. physics

    A small 0.533-kg object moves on a frictionless horizontal table in a circular path of radius 1.10 m. The angular speed is 6.41 rad/s. The object is attached to a string of negligible mass that passes through a small hole in the table at the center of the

    asked on March 22, 2013
  51. ELA (My last question of the day)

    I think it is b or d. What is the BEST description and explanation for the underlined word in this sentence? The barking dog woke the entire neighborhood with his incessant noise. A) Barking is an adjective form being used to modify the dog. B) Barking is

    asked on February 16, 2018
  52. Physics

    A 1500 kg car moves along a horizontal road at speed v0 = 21.9 m/s. The road is wet, so the static friction coefficient between the tires and the road is only µs = 0.302 and the kinetic friction coefficient is even lower, µk = 0.2114. The acceleration of

    asked on September 29, 2012
  53. geometry

    abcd is a parallelogram. if ab is equal to 2x+1 and cd is equal to x +13,findx

    asked on May 25, 2012
  54. Math

    If nine fair coins are tossed, using the complement formula, what is the probability of obtaining at least one head and at least one tail?

    asked on December 7, 2019
  55. science

    what volume occupy 90g/

    asked on September 25, 2014
  56. Math

    If we toss four fair coins, what is the probability that we get exactly four tails?

    asked on December 7, 2019
  57. algebra

    A man standing on the deck of a ship is flying a kite. The ship deck is 30 feet above the water. The kite string is 75 feet long, and the kite flying at an angle of elevation of 60 degrees. How high above the water is the kite?

    asked on May 2, 2018
  58. Washington state history

    Please help How did Inflation in the 1970s contribute to washington's. boom-and-bust cycles? A.It decreased unemployment in key industries. B.it drove up the cost of consumer goods. C.it increased wages for workers. D.it spurred production in agriculture.

    asked on June 5, 2017
  59. Chemistry

    How many kilojoules of energy are needed to convert 104 g of ice at -14.6 to water at 25.8°C? (The specific heat of ice at -14.6 is 2.01 J/g°C.)

    asked on April 3, 2013
  60. chemistry

    PLEASE SHOW PROCEDURE! You wish to prepare an aqueous solution that has a freezing point of -0.100 degrees Celsius. How many milliliters of 12.0 M HCl would you use to prepare 250.0 mL of such a solution? [Hint: Note that in a dilute aqueous solution,

    asked on July 12, 2012
  61. physics

    A runner covers one lap of a circular track 40.0 m in diameter in 62.5 s. Suppose initially the runner starts by going in the north direction. Assume the speed is constant for the first half-lap and then constant for the 2nd half-lap. Suppose instead the

    asked on June 4, 2012
  62. pre-algebra

    The salaries ( in thousnds of dollars) of the managers of five local hardware stores are 50, 70, 60, 80, and 90. What is the difference between the highest paid and lowest paid managers?

    asked on June 20, 2011
  63. Math

    How many complex zeros does the function y = x5 + 3x3 - 4 have? A) 4 B) 5 C) 6 D) There is not enough information to know. I think its D.

    asked on February 12, 2016
  64. physics

    Can you find the pressure exerted on the floor by the heel if it has an are of 1.50 cm^2 and the woman's mass is 55kg?

    asked on December 11, 2012
  65. chemistry

    At a certain temperature, the Equilibrium constant, Kc, for this reaction is 53.3. At this temperature, 0.500 mol of H2 and 0.500 mol of I2 were placed in a 1.00-L container to react. What concentration of HI is present at Equilibrium? equation: H2 + I2 =

    asked on December 11, 2012
  66. Math

    A coin is tossed, and then a die is rolled. List all equally likely outcomes in the sample space for this indicated experiment.

    asked on December 7, 2019
  67. Physics

    A pendulum consists of a 2.6 kg stone swinging on a 4.5 m string of negligible mass. The stone has a speed of 7.9 m/s when it passes its lowest point. (a) What is the speed when the string is at 53 ¢ª to the vertical? (b) What is the greatest angle with

    asked on October 25, 2012
  68. Physics

    A cannon tilted up at a 34.0^\circ angle fires a cannon ball at 69.0 m/s from atop a 23.0 m-high fortress wall. What is the ball's impact speed on the ground below?

    asked on March 29, 2012
  69. algbrea

    david gained 17 pounds over the winter. he went on a diet and lost 27 pounds. then he regained 5 pounds and weighed 177 pounds. how much did he weigh orignally?

    asked on October 16, 2009
  70. World History

    Assuming power as Shan-Raza Shah Pahlavi-Persia ( True or False )

    asked on September 18, 2007
  71. English

    What is the literal, dictionary meaning of a word ???o?????n

    asked on January 20, 2020
  72. Math

    If a single card is drawn from a standard 52-card deck, what is the probability that it is either a four or a spade?

    asked on December 7, 2019
  73. Math

    If it has been determined that the probability of an earthquake occurring on a certain day in a certain area is 1/20, what are the odds against an earthquake?

    asked on December 7, 2019
  74. Algebra

    Simplify 0.2(3b-15c)+6c

    asked on July 27, 2018
  75. physics

    Two boxes (b1 = 23 kg and b2 = 57 kg) are being pushed across a horizontal frictionless surface, as the drawing shows. The 48-N pushing force is horizontal and is applied to the 23-kg box, which in turn pushes against the 57-kg box. Find the magnitude of

    asked on February 10, 2012
  76. Math

    The odds in favor of a horse winning a race are posted as 6 : 5. Find the probability that the horse will lose the race.

    asked on December 7, 2019
  77. Math

    If a card is selected randomly from a standard 52-card deck, what is the probability that we draw a face card?

    asked on December 7, 2019
  78. Math

    We flip three coins and obtain more tails than heads. Write the event as a set of outcomes.

    asked on December 7, 2019
  79. english

    what is the Gerund phrase and Noun function in these sentences? 1)Writing a research paper sounds difficult. 2)He must like studying calculus. 3)Her favorite pastime is entertaining friends. 4)Water skiing, sailing, and swimming are my favorite summer

    asked on April 3, 2012
  80. college mathematics

    Given the argument and its Euler diagram below, determine whether the syllogism is valid or in valid. All painters use brushes. Some people who use brushes are teachers. Some painters are teachers. (The second sentence is suppose to have a line underneath

    asked on February 5, 2012
  81. Calculus

    Find k such that the line [y=5x-4] is tangent to the function : x^2-kx

    asked on September 15, 2013
  82. Chemistry

    How many drops (1 drop=0.05mL) of 0.20M KI must we add to 100.0 mL of 0.010M Pb(NO3)2 to get a precipitate of lead iodide to start. Ksp of PbI2=7.1e-9. Answer=9 drops. Please show steps.

    asked on March 17, 2013
  83. Literature HELP!!!

    Which phrase best describes Samuel Pepys's personality, judging from the Diary excerpts you read? A.a caring, social man with many friends B. a hardworking but miserly man who cares only about the damage the fire will cause his properties C.an angry and

    asked on July 14, 2010
  84. physics

    a 1540 kg truck is traveling at 95 km/hr. what average force is required to stop in 10 seconds

    asked on November 3, 2011
  85. Math

    Keith wrote the expression 10d to represent the number of dimes in d dollars. Is Keith's expression correct? Explain.

    asked on October 19, 2009
  86. Math

    The odds in favor of Carl besting his friend in a round of golf are 8 : 7 find the probability that Carl will beat his friend.

    asked on December 7, 2019
  87. college mathematics

    in exercises 35-40 write the statement in symbolic form let p: The tent is pitched q: The bonfire is burning #40. The bonfire is not burning, however the tent is pitched.

    asked on February 2, 2012
  88. Chemistry

    convert @5g of NaCl into moles

    asked on November 18, 2010
  89. pre-algebra

    Use an inequality to solve the problem. The equation y=0.04x-0.40 can be used to determine the approximate profit,y, in dollars, of producing x items. How many items must be produced so the profit will be at least $1402?

    asked on June 14, 2011
  90. World History

    The urban lowe class, former rural workers, women, unions, and the Catholic church have emerged new political forces in Latin America. describing the effect each of these groups had on Latin America's political system.

    asked on September 18, 2007
  91. World History

    The member of the Big Four that never joined the League of Nations was a- the United States b- Great Britain c- Italy d- France

    asked on September 18, 2007
  92. Physics relationship

    Let W1 represent the work required to accelerate an object on a frictionless horizontal surface from rest to a speed of v. if W2 represents the work required to accelerate the same object on the same surface from a speed of v to 2v, then which one of the

    asked on October 16, 2012
  93. pre-algebra

    Use an inequality to solve the problem. A shopkeeper is making a triangular sign for his store front, but he must keep the sign under 20 square feet to adhere to the zoning laws. If the base of the sign is 20 feet, what is the maximum height of the

    asked on June 14, 2011
  94. physics

    A rock of mass 32 kg accidentally breaks loose from the edge of a cliff and falls straight down. The magnitude of the air resistance that opposes its downward motion is 275 N. What is the magnitude of the acceleration of the rock?

    asked on February 10, 2012
  95. college mathematics

    In Exercises 13–32, determine whether the argument is valid or invalid. You may compare the argument to a standard form, given on page 155, or use a truth table. x→y ∼ x ∴∼ y there is suppose to be a line between x and the bottom y.

    asked on February 3, 2012
  96. 5th grade math

    Could someone explain what multiplication comparisons are? An example of the problem is: Northview bought 6 computers Southview bought 2 computers Using multiplication, compare the number of computers the two schools bought. Express the comparison 2 ways.

    asked on August 31, 2009
  97. World History

    place the events in calendar order from first to last 1) Nazi-Sovie Pact 2) Attack on Pearl Harbor 3) Annexation of Austria 4) Dropping of atomic bomb in Hiroshima 5) Surrender of France list is order that the event happened

    asked on September 18, 2007
  98. physics

    a force of 100.0N act in a direction at an angle of 45 degrees with the x axis. What is the magnitude of the x component of force. I got 70.7 but I think I am wrong can you tell me

    asked on October 14, 2015
  99. physics

    Two particles of mass m1 = 1.0 kg and m2 = 2.6 kg are traveling with velocities v1 = 4.9, and v2 = 2.5 as shown in the figure below. What is the total momentum of this system? Be sure to give the magnitude and direction of the momentum. magnitude 1 kg ·

    asked on November 10, 2010
  100. math

    What does FOIL stand for in Math Like PEMDAS

    asked on October 15, 2009

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