Lori

Newest questions and responses by Lori
  1. math grade 5

    Name each number in two different ways. 90,000,000 40,000

    asked on September 18, 2018
  2. Chem

    A patient receives 3.2 L of glucose solution intravenously (IV). If 100. mL of the solution contains 5.0 g of glucose (carbohydrate), how many kilocalories did the patient obtain from the glucose solution? *If anyone could help me with this, please show

    asked on September 3, 2018
  3. Science

    If I want to do an experiment to find which route to class is faster (route 1 or route 2), what would be my control group and what would be my treatment group in the experiment?

    asked on January 29, 2018
  4. math

    I have 440 feet of fence. After fencing in a square region, I have 136 feet of fence left

    asked on May 20, 2017
  5. Physics

    The Little Prince is a fictional character who lives on a very small planet as shown in the figure below. Suppose that the planet has a mass of 1.95 1013 kg and a radius of 1.06 103 m. (a) How long would it take for an object to fall from rest a vertical

    asked on May 18, 2017
  6. math

    need to write an equation only for: four less than half a number

    asked on March 13, 2017
  7. math

    What is the function rule with input of 18,6,10,22,4,14 and output of 13,7,9,_,_. The last 2 outputs are blank as we need to figure out the rule and then fill in the blanks.

    asked on January 23, 2017
  8. Science

    why can't a model of the solar system be proportionate in distance b/w the planets and size of the planets? I think that a scale model that is proportionate could include both

    asked on January 19, 2017
  9. tribal government

    if the tribal government don't recognize judicial board does separation of powers still work

    asked on December 10, 2016
  10. political

    when there is no judicial board is there seperation of powers for political

    asked on December 10, 2016
  11. probability

    If a soccer team won 60% of the games in which its players scored 5 or more goals, what is the probability of choosing a game in in which the team scored 0-4 goals and won the game? The season so far is they have won 3 games scoring 0-4 goals, won 3 games

    asked on December 8, 2016
  12. Economics

    Suppose the market demand and supply are given by Qs = -50 + 3P and Qd = 300 - 4P. What is the equilibrium price? ? is the answer 50

    asked on May 22, 2016
  13. Pre algebra

    A coin is tossed and a number cube is rolled. What is the probability that the coin shows heads and the number cube shows 6?

    asked on May 20, 2016
  14. Chemistry

    In a laboratory, the following reaction is performed by combining 358 g of H2O and a sufficient amount of CaC2. The percent yield for this reaction is 94.5%. Calculate the actual yield of acetylene (C2H2) in grams from this reaction. CaC2 + 2H2O C2H2 +

    asked on May 1, 2016
  15. Math

    How many 1/2 sq ft tiles to cover a desk that is 5 1/2 ft long and 3 1/2 ft wide?

    asked on April 12, 2016
  16. Math w/business apps

    How much should be invested at 6% compounded monthly so that the investment will be worth $20,000 in six years?

    asked on April 8, 2016
  17. Chemistry

    If the percent (mass/mass) for a solute is 6% and the mass of the solution is 300 g., what is the mass of solute in solution?

    asked on March 14, 2016
  18. Chemistry

    What is the mass of Na2SO4 is needed to make 1.5 L of 3.0 M solution? Na=23 g.: s = 32 g: O=16g.)

    asked on March 14, 2016
  19. chemistry

    If the solubility of gas in water is 5.0g/L when the pressure of the gas about the water is 2.0 atm, what is the pressure of the gas above the water when the solubility of the gas is 1.0 g/L?

    asked on March 14, 2016
  20. English

    Can you please check if my answers are correct? 1.)The pupil had not(brang, brought) the homework. Answer: The pupil had not brought the homework. 2.) Has the choir ever(sung,sang) that tune? Answer: Has the choir ever sung that tune? 3.) The seamstress

    asked on March 12, 2016
  21. Introduction to Computer Applications

    I am doing and assignment that requires a short story or narrative poem of my choice to summarize and such. any suggestions or recommendations on short stories?

    asked on February 12, 2016
  22. Math

    Sara bought 2 boards of wood one board is 18 inches the other is 30 inches she wants to cut the wood into longest equal parts with no wood left over does Sara have enough wood for 10 equal size peices

    asked on February 3, 2016
  23. English

    Cross out prepositional phrases. Underline the subject once and the verb/verb phrase twice. Identify adv. 1.) The discussion between Lori and her mother was regarding their weekend plans. Subject: discussion Verb: was regarding Phrase: between Lori and her

    asked on February 1, 2016
  24. Algebra

    A football field has a width of times the sum of x and meters and a length of the difference between 2x and 5meters.write an expression to represent the area and perimeter of the field.

    asked on January 26, 2016
  25. Chemistry

    how many L of O2 are needed to react completely with 63.0 L of H2S and STP?

    asked on January 20, 2016
  26. math

    there was 3/4 of a pizza left over from a family gathering. The next day, Tina ate 1/2 of what was left. How much of the whole pizza did Tina eat?

    asked on December 9, 2015
  27. Chemistry

    The equilibrium constant for Br2 + Br Br3 at 25 degrees is 18. Calculate the equilibrium constant Br3 Br2 + Br

    asked on November 26, 2015
  28. biology

    Describe in a short answer the history of the discovery of DNA

    asked on November 16, 2015
  29. Finance/math

    Reimbursement per screen 66.05 Equip cost/mo 1450.00 technologist cost per Mammography $15.60 tech aid/per $3.10 Variable cost per mamo $15.00 Equip. maintanance/mo. per machine $916.66 1) what is the monthly patient volume needed per month to cover fixed

    asked on November 3, 2015
  30. Algebra

    I need help with the following question: (2 + p)(r+ 9) = (r + 9)(2 + p) Is this communtative property? Thank you very much for all your help.

    asked on August 19, 2015
  31. algebra

    6 slices of pizza and 4 drinks cost $12.60 while 3 slices of pizza and 4 drinks cost $8.10. What is the cost of each?

    asked on May 25, 2015
  32. algebra

    3 shirts and 2 hats cost $52. 2 shirts and 1 hat cost $32. Find the cost of each.

    asked on May 25, 2015
  33. written communication

    If you blank to visit your grandmother, you should go now; visiting hours will be ending soon.

    asked on May 13, 2015
  34. Math

    A grade six class is having a fundraiser. The class boys have three bags of apples. Each bag has 24 apples. The total cost of the three bags of apples is $12.24. The class sells the apples for 0.75 each. How much will the class gain per apple?

    asked on May 7, 2015
  35. Math

    A wheelchair ramp to a public building forms a 15 degree angle with ground and reaches a height of 2.3 metres above the ground. A) fill in these values on the diagram to the right. B) Label the length of the ramp, X . Then find its length ( to one decimal

    asked on April 11, 2015
  36. Math

    A room measures 3 m by 5 m. A scale drawing is to be made, using a scale of 1 cm=0.5. Find the dimensions of the scale drawing and provide sketch of this room drawn to scale.

    asked on April 11, 2015
  37. Math

    A rectangle has dimensions 4 ft by 6 ft. Show that if the length and width are doubled, the area is 4 times as large.

    asked on April 11, 2015
  38. Math

    Draw and label a diagram of each figure described below and calculate its volume. A) a sphere with a radius of 2 m. B) a cone with a diameter of 8 ft and height of 10 feet.

    asked on April 11, 2015
  39. Math

    Hi! Can someone help me with this? Thanks! Directions: Solve this equation by doing it twice; one time using the substitution method and one time using the graphing method. x – 2y = 0 3x – y^2 = 0

    asked on March 2, 2015
  40. Math

    Hi! Can someone help me with this? Thanks! Directions: Solve this equation by doing it twice; one time using the substitution method and one time using the graphing method. x + 2y = 1 5x – 4y = -23

    asked on March 1, 2015
  41. Math

    Find a way to estimate the time to flip a coin 10,000 times; 100,000 times.

    asked on January 23, 2015
  42. Math

    Hi! Can someone help me with these? I'm suppose to verify each idenity. Thanks! 1.) 1/tanθ +tanθ=sec^2θ/tanθ 2.) secθ-1/1-cosθ=secθ

    asked on January 19, 2015
  43. Math- Geometry

    Given: Angle ABC is a right triangle with hypotenus AB D,E and F are midpts of the sides of the triangle Proof: a. CDEF is a rectangle b. EC is half of AB

    asked on December 11, 2014
  44. Chemistry

    Balance the following equation in basic conditions CoCl2 (s) +Na2O2 (ag) ----> Co(OH)3 (ag)+Cl- (ag) + Na+ (ag)

    asked on November 21, 2014
  45. Chemistry

    in a particular redox reaction, MnO2 is oxidized to MnO4– and fe3+ is reduced to fe2+. Complete and balance the equation for this reaction in acidic solution. Phases are optional.

    asked on November 21, 2014
  46. Chemistry

    How do you balance, step by step C2H5OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O?

    asked on November 11, 2014
  47. Chemistry

    step by step, show how to balance C2H5OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O

    asked on November 11, 2014
  48. Math Help

    The New York Times study of homes reported average house size in 2001 to be 2,428 square feet, compared with an average of 2,150 square feet in 1987. Suppose a study of homes over the years recorded the year from 1987 to the present, as well as the size of

    asked on November 4, 2014
  49. Math Help

    I really need help on this. I tried doing it on my own, but, I got stuck. Thanks! (a) List any approximate x-intercepts values. (b) Set y = 0 and solve the resulting equation; y=x^3-4x^2-25x+100.

    asked on October 10, 2014
  50. finance

    1.Bill and Warren are thinking about issuing 11 percent coupon bonds that will mature in 15 years. Market interest rates are 13 percent. What could they sell each of the bonds for?

    asked on October 7, 2014
  51. Pre-Calc

    Describe the difference between transformations and nonrigid transformations.

    asked on September 26, 2014
  52. Pre-Calc Help!

    I really need help with this question. Thanks! Find the zeros of the function algebraically. Be sure to show all work. f(x)=x^2-8x+15 --------------- 10x

    asked on September 19, 2014
  53. Pre-Calc

    Find the zeros of the function algebraically. Show all work. f(x)=x^2-8x+15 ---------------- 10x

    asked on September 18, 2014
  54. science

    Mary is driving on a straight road. Suddenly a deer jumps out in front of her. Mary turns her car to the left to avoid the deer. Which best describes what happens to mary's head position if she is wearing her seatbelt? A) mary's head moves to the left b

    asked on August 27, 2014
  55. Chemistry

    if you dissolve 25.5 g of KBr in enough water to make 1.75 L of solution, what is the molarity of the solution

    asked on May 13, 2014
  56. Biology

    Describe how a monomer is the basic unit of all macromolecules.

    asked on April 28, 2014
  57. financial management

    A capital project has an initial investment of $100,000 and cash flows in years 1-6 of $25,000, $10,000, $50,000, $10,000, $10,000, and $60,000, respectively. Given a 15 percent cost of capital, •(a) compute the net present value. . •(b) compute the

    asked on April 14, 2014
  58. financial management

    2. If you have an opportunity cost of 10%, how much should you be willing to invest now to have $8,000 accumulated in 10 years?

    asked on April 12, 2014
  59. analytical chemistry

    Suppose a 4.272 g soil sample undergoes an extraction with 50 ml of extracting solvent to remove the lead. This 50 ml was then diluted to 250 ml and tested by atomic absorption technique. The concentration of lead in this diluted extract was found to be

    asked on March 5, 2014
  60. Algebra 2 Help!

    1.) Simplify the expression. [sqrt3 + 2i][sqrt3 - 2i] 2.) Solve using the square root property. (y - 4)2 = -18 3.) Rewrite the the function in vertex form. You may use completing the square or an alternate method. f(x) = 5x2 - 10x + 3 4.) Use the

    asked on February 28, 2014
  61. math

    If you divide 3 oranges amongst 4 friends how much does each person get?

    asked on February 12, 2014
  62. Analytical chemistry

    How many grams of solid CuSO4. 5H2O are needed to prepare a 500 ml of a 1000 ppm solution of Cu?

    asked on February 2, 2014
  63. Fundamentals of Finance

    I've posted 2 different questions on the above mentioned and no one has helped with the questions, or if it was than how to I go about finding them. HELP! I'm so lost here!

    asked on January 15, 2014
  64. Fundamentals of finance

    "Genatron wants to estimate what will happen to its income before interest and taxes if its net sales change from the 2012 level of $1,500,000. Refer to Genatron’s 2012 income statement below, where the income before interest and taxes is $247,000 (EBT

    asked on January 12, 2014
  65. Fundamentals of finance

    "Estimate the weights (wi) for assets in the three portfolios given the following information about the portfolio holdings: " Price Number of securities Market value Portfolio weights Percentages to one decimal place a. Stock A $25 200 500 0.22522523

    asked on January 12, 2014
  66. Statistic

    Consider a football team for whom the numbers on the active players’ jerseys are 29, 41, 50, 58, 79,…, 10 (listed in alphabetical order of the players’ names). Does it make sense to calculate the mean of those numbers? Why or why not? 2. The Fair

    asked on January 11, 2014
  67. analytical chemistry

    Regarding ICP analysis 4. For each of the following electrical discharge sources list the major strengths and limitations: a. dc arcs, b. ac arcs, c. ac sparks.

    asked on December 27, 2013
  68. Math Help!

    Determine whether the relation is a function. {(4, 9), (-4, 9), (2, 3), (10, -5)}

    asked on November 27, 2013
  69. math

    [(-15)(-7)divided by (2-17)=

    asked on November 18, 2013
  70. math

    This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).

    asked on November 16, 2013
  71. Math

    Fill in the blank so that the numbers are evenly spaced. 101, _____, _____,1001

    asked on November 12, 2013
  72. BCIT

    A series of standard solutions of benzene in toluene solvent is to be prepared for an internal standard procedure with ethylbenzene serving as the internal standard. Tell how you would prepare the solutions, including the milliliters of benzene

    asked on November 10, 2013
  73. Chemistry

    A 0.110-L sample of an unknown HNO3 solution required 52.1 mL of 0.150 M Ba(OH)2 for complete neutralization. What was the concentration of the HNO3 solution?

    asked on November 9, 2013
  74. chemistry

    For the following chemical reaction write the net ionic equation, including the phases. 2HBr (aq) +Ba(OH)2(aq) --> 2H2O(l) +BaBr2 (aq)

    asked on November 9, 2013
  75. physics

    A light spring having a force constant of 130N/m is used to pull a 7.50kg sled on a horizontal frictionless ice rink. The sled has an acceleration of 2.50m/s^2? Part A: By how much does the spring stretch if it pulls on the sled horizontally? X=0.144m Part

    asked on September 26, 2013
  76. Chemistry

    When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced. CaCO3 +2HCl yields CaCl2 +H2O +CO2 How many grams of calcium chloride will be produced when 29.0 g of calcium carbonate are combined with 13.0 g

    asked on September 22, 2013
  77. math

    A professor wants to supplement her pension with investment interest. If she invests $26,000 at 7% interest, how much more would she have to invest at 9% to achieve a goal of $4,160 per year in supplemental income?

    asked on September 6, 2013
  78. spanish II

    Has anyone taken Spanish 2 in summer school from apex? What was it like?

    asked on June 2, 2013
  79. math

    Find the mininum product of two numbers whose sum is 55

    asked on May 19, 2013
  80. Math

    You and six of your friends will go on a roadtrip. A seven passenger minivan is rented for the weekend. How many different ways can you and your friends sit in this vehicle?

    asked on May 6, 2013
  81. Calculus

    lim x->0 (sinx)^x

    asked on May 2, 2013
  82. economics

    19-1 Bicycle Insurance and Information Asymmetry If bicycle owners do not know whether they are high- or low-risk consumers, is there an adverse selection problem? 19-2 IPOs and Adverse Selection Should owners of a private company contemplating an IPO (a

    asked on May 2, 2013
  83. economics

    19-1 Bicycle Insurance and Information Asymmetry If bicycle owners do not know whether they are high- or low-risk consumers, is there an adverse selection problem? 19-2 IPOs and Adverse Selection Should owners of a private company contemplating an IPO (a

    asked on May 2, 2013
  84. math

    writing algebraic expressions: 1. there were 3 times more sugar cookies baked than chocolate chip cookies 2. the kids ate 10 fewer cookies than the number of pies they made to sell 3. kino & sandra made 12 more pounds of cookie dough than tommy

    asked on April 11, 2013
  85. math

    mr.periwinkle owns a ranch.he wants to add an area in the shape of an equilateral triangle to one of his rectangular fields.if the length of the rectangular field is 3x feet and its area is (9x^2-6x)square feet,write an equation for the amount of fencing

    asked on April 1, 2013
  86. calculus optimization problem

    A farmer has 460 feet of fencing with which to enclose a rectangular grazing pen next to a barn. The farmer will use the barn as one side of the pen, and will use the fencing for the other three sides. find the dimension of the pen with the maximum area?

    asked on March 30, 2013
  87. calculus

    find the interval(s) where the following functions are increasing and decreasing. f(x)= x/4 + 4/x

    asked on March 29, 2013
  88. calculus

    suppose the quantity demanded per week of a certain dress is related to the unit price p by the demand equation p=sqrt800-x. write the function that describes the revenue function? To maximize revenue how many dresses should be made and sold each week?

    asked on March 29, 2013
  89. statistics

    Suppose that the heights of female adults in the US are normally distributed with a mean (µ) of 65.4 inches and a standard deviation (σ) of 2.8 inches. Let X denote the height of a randomly chosen adult female. Find the probability that X is between 66

    asked on March 15, 2013
  90. Computers

    Select the first step in the Informative Processing cycle. storage output input processing

    asked on March 11, 2013
  91. Business English

    Which of the following statements is essential about how the standard pattern for informative and posiive messgaes should be applied? Use all five of the elements of the basic organizational pattern present each element in a separate paragraph of its own

    asked on March 11, 2013
  92. math

    when rolling a die, do you think everyone will have the same results

    asked on March 2, 2013
  93. Algebra

    T o convert from X degrees centigrade to y degrees fahrenheit the function is f(x) 9/5x +32 find the inverse function f of negative 1. what does the inverse function represent? graph Help me!

    asked on February 27, 2013
  94. science

    Why do manufacturing industries have more problems controlling pollution then other kinds of businesses have?

    asked on February 26, 2013
  95. College Physics PLEASE HELP

    A cylindrically shaped piece of collagen is being stretched by a force that increases from 0 to 3.0 x 10^-2 N. The length and radius of the collagen are 2.5 and 0.091 cm. Young's Modulus is 3.1 x 10^6 N/m^2. a.) If the stretching obeys Hooke's Law, what is

    asked on February 23, 2013
  96. College Physics PLEASE HELP

    A spring stretches 0.150 m when a 0.30 kg mass is hung from it. The spring is then stretched an additional 0.100 m from this equilibrium point and released. Determine a). the spring constant, k, b). the maximum velocity of the mass, c. ) the maximum

    asked on February 23, 2013
  97. Physics

    A femur is a bone in the leg whose minimum cross sectional area is about 4.0 x 10^-4 m^2. A compressional force in excess of 6.8 x 10^4 N will fracture this bone. A.) Find the maximum stress that this bone can withstand and B.) What is the strain that

    asked on February 23, 2013
  98. Physics

    A cylindrically shaped piece of collagen is being stretched by a force that increases from 0 to 3.0 x 10^-2 N. The length and radius of the collagen are 2.5 and 0.091 cm. Young's Modulus is 3.1 x 10^6 N/m^2. a.) If the stretching obeys Hooke's Law, what is

    asked on February 23, 2013
  99. Physics

    A spring stretches 0.150 m when a 0.30 kg mass is hung from it. The spring is then stretched an additional 0.100 m from this equilibrium point and released. Determine a). the spring constant, k, b). the maximum velocity of the mass, c. ) the maximum

    asked on February 23, 2013
  100. algebra

    electricity costs 7.57 a month plus 8.77 per kilo watt hour for the first 400 kWhr and 6.574 per kWhr for all useage over 400 in a month. what is the cost for 300 kWhr? 2638 What is the cost of 700? 7.57+8.77 times 400 and 6.574 times 300? 5487.77 I think.

    asked on February 23, 2013

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