Questions Asked on
June 24, 2016

  1. CHEMISTRY

    Write formulas for the compounds that form from In and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. (Assume In charge is 3+.) InNo9, InSO6, AND InP4 is wrong

    asked by MELISSA
  2. CHEMISTRY

    Provide the name of the oxyanion of the acid HNO2(aq) I ENTERED Carbonate ion BUT ITS WRONG

    asked by MELISSA
  3. Chemistry

    The solubility of sodium chloride is 35.9 g/100 g H2O at 20°C. 35.9 g of sodium chloride are added to 100 g of water, and all of it dissolves. Another solution is made from the same amount of salt and the same amount of water. This time some solid remains

    asked by Amanda Perry
  4. algebra

    Ryan throws a tennis ball straight up into the air. The ball reaches its maximum height at 2 seconds. The approximate height of the ball x seconds after being thrown is shown in the table. Which equation models the motion of the ball?

    asked by Anonymous
  5. Chemistry

    What is the theoretical yield of Fe2(SO4)3 if 20.00 g of FePO4 reacts with an excess of Na2SO4?

    asked by Jacke
  6. English

    Is this paragraph’s main idea stated or implied? The greatest gift the Sumerians gave the world was the invention of writing. The Sumerians were a wealthy people. They needed some way to keep track of what they owned. They began drawing pictures. They

    asked by Rebecca
  7. Science

    Compute the wavelength of an X-ray with a frequency of 6.0 1018 Hz.

    asked by Karissa
  8. Chemistry

    Use the periodic table to answer this question. A student dissolves 24.2 g of NaCl in 500 mL of water. Another student dissolved 24.2 g of KI in 500 mL of water. Why do the two solutions have different molarities? The volumes of the solutes differ. The

    asked by Noah Love
  9. Math

    ΔPQR has vertices P(5, –1), Q(0, 8), and R(7, 5). It is translated right 3 units and up 6 units. Find the coordinates of P', Q', and R'.

    asked by Mailbox
  10. CHEMISTRY

    THIS IS THE 3RD TIME POSTING THIS. PLEASE HELP ME ANSWER THIS. THE HOMEWORK IS DUE TONIGHT. Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. THE -3, -4, -4 ARE THE CHARGES, CANT TYPE

    asked by MELISSA
  11. English Check answers

    Choose the best topic sentence for the passage. It used to be unusual to live to the age of 90. Better diet and medicine have made 90 a more common age. Today, some people even live to be well over 100. A. People can live a long time. B. Today, some people

    asked by Jimmy
  12. CHEMISTRY

    Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. APPARENTLY SrNO6, SrSO4 , Sr3PO8 is wrong

    asked by MELISSA
  13. CHEMISTRY

    Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. APPARENTLY SrNO6, SrSO4 , Sr3PO8 is wrong

    asked by MELISSA
  14. math

    if a=root 3 - root 2 ÷ root 3 + root 2 of b = root 3 + root 2 ÷ root 3 - root 2 find a square + b square = 5ab

    asked by Aasher
  15. CHEMISTRY

    Write formulas for the compounds that form from In and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. (Assume In charge is 3+.) InNo9, InSO6, AND InP4 is wrong

    asked by MELISSA
  16. CHEMISTRY

    THIS IS THE 3RD TIME POSTING THIS, PLEASE HELP ME ANSWER THIS THE HOMEWORK IS DUE TONIGHT. Write formulas for the compounds that form from In (Assume In charge is 3+.) and each of the following polyatomic ion: NO−3, SO2−4, PO3−4 -3, -4, -4 ARE THE

    asked by MELISSA
  17. geometry

    if TW = 12 and VW = 8 what is the length of UW

    asked by Larinaissocool
  18. Maths

    Nine times the reciprocal of a rational number equals 6 times the reciprocal of 17.Find the rational number

    asked by S.Priyanka
  19. CHEMISTRY

    Write formulas for the compounds that form from In and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. (Assume In charge is 3+.) In(+3 charge) NO3(-1 CHARGE) SO4(-2 charge) P4(-3 charge) Re posting this a little differently. hopefully

    asked by MELISSA
  20. math

    how much would $500 invested at 4% interest compounded continuously be worth after 7 years? Round your answer to the nearest cent. Do not include units in the answer.

    asked by anonymous
  21. Algebra

    The cost T in hundreds of dollars of tuition and fees at many colleges can be approximated by t=1/2c+5 where C is the number of credits for which a student registers graph the equation and use the graph to estimate the cost of tuition and fees when a

    asked by Deborah
  22. Physics

    Research on the physics of living systems. Give two examples to show how physics helps to understand the concepts of evolution, biological systems of living organisms.

    asked by Aadi
  23. math

    in city high school,the marching band has 48 members and the orchestra has 36 member.if there are only 12 students who belong to only one group and all students belong to at least one group how many students belong to both group?

    asked by tina
  24. trig

    If a ship leaves port at 9:00 a.m. and sails due south for 3 hours at 14 knots, then turns N 60° E for another 2 hours, how far from port is the ship?

    asked by need help
  25. math

    A cubical dice is rolled two times. Show the probabilities of all the possible outcomes of getting or not getting 5 in a tree diagram

    asked by bhawana
  26. Science-chemistry

    an alloy of metal A and B in the eatio of 2:5 and weighs 36g the percentage of metal A is 22.22% if atomic mass of A is 40 then atomic mass of metal B is

    asked by Sukrit
  27. Math

    Sara was mixing punch for a party from a recipe that calls for 3 parts ginger ale mixed with 2 parts pineapple juice. She graphed the people served compared to the total mixture. Use the point shown on her graph to compute the ginger ale need to serve 20

    asked by Sara
  28. physics 1

    If the position of an object is given by x = 2.00t^3, where x is measured in meters and t in seconds, find (a) the average velocity and (b) the average acceleration between t = 1.0 s and t = 2.0 s. Then find (c) the instantaneous velocity v and (d) the

    asked by lolo
  29. Mathematics

    In the given solid triangular prism,if AB=3cm,AC=4cm,Bc=5 and the area of the rectangular surfaces is 240sq.cm,find the measurement of cc."

    asked by Bhawana
  30. geometry

    find the value of each variable. A. x=38, y=76 B. x=52, y=76 C. x=38, y=104 D. x=52, y=104

    asked by joey
  31. SIMULTANEOUS EQUATION

    Solve the equation 5x^2-5x-63=0 by using the "complete the square" method. Give your answer to 2 decimal place. Please show me in clear steps how to get the answers 4.08 and -3.08.

    asked by Cheezel
  32. computer literacy

    Google strategy for matching the web pages to the searching requests

    asked by mary miller
  33. Math (pre-celc 12)

    Given (f+g)(x)=10-3x and (f-g)(x)=5x-14) find f(x) and g(x). So I was told to do: (f+g)(f-g)=2f 2f=(10-3x)+(5x-14)=2x-4 f(x)=x-2 For g(x) I tried: -2g=(10-3x)+(5x-14)=2x-4 g(x)=-x+2 is that correct?

    asked by Jana
  34. CHEMISTRY

    Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO3 −1, SO4 −2, PO4 −3. SR (+3 CHARGE) NO3(-1 CHARGE) SO4(-2 CHARGE) PO4(-3 CHARGE) Re posting this question. hopefully someone can help me answer this now.

    asked by MELISSA
  35. math

    what is the recursive formula when given the explicit formula for the geometric sequence

    asked by Tori
  36. Probability

    Find the probability that a committee of 10 people chosen from an organization consisting of 40 doctors and 35 dentists will include 3 doctors and 7 dentist. 40c10 + 35c10 not sure what to do after setting it up. Need help

    asked by Samuel
  37. Math

    Draw a graph showing plan A) $60 for unlimited, plan B) is $40 for 100 minutes and $.20 per minute after.

    asked by Tina
  38. math

    Three-halves of a number exceeds five-sixths of the number by four-thirds.Find the number.

    asked by Hira
  39. geometry

    Find the value of x. x = 18x = 22.5x = 30x = 54 is like a like two line almost forming an X and on the left side it says (x+90) and on the right side it says 4x

    asked by joey
  40. math

    26.3 x 10^3 + 4x10^3 = 26.3+4= =30.3x10^3

    asked by Anonymous
  41. Simultaneous equation

    Solve the equation 5x-3y=14 and 3x+5y=18 using substitution. The ans is x=3 11/17 and y= 1 7/17 I couldn't get the above answers, could someone show me clearly how to get those answers, thank you.

    asked by Cheezel
  42. Math

    One day a store sold 30 sweatshirts. White ones cost $9.95 and yellow ones cost $13.50. In all, $351.75 worth of sweatshirts were sold. How many of each color were sold?

    asked by Nancy
  43. science

    Linear momentum of ball mass 50kg is0.5kgms-1find Velocity

    asked by gauri arya
  44. math

    If i have a $1000 and I rec 0.2% interest how much did I rec

    asked by marge
  45. Math: PreCal

    Consider the function f(x)=-5cos((2/3)x-(pi/6)) a). Is there a reflection? Does the graph start at a maximum, a minimum, or an x-intercept? For Amplitude I got 5 For Period I got 3pi And for Phase shift I got 3pi/12 or => pi/4

    asked by Amber
  46. Physics

    A 7.25 μC and a -2.00 μC charge are placed 20 cm apart. Where can a third charge be placed so that it experiences no net force. Express your answer in cm. The answer is 22.12 from the online answer key, but how do you set this up?

    asked by Kim
  47. math

    A fulcrum of a lever (which is placed horizontally) is placed 8 meters from a force of 28 Newton and another force of 14 Newton is placed on the opposite side from the fulcrum. Determine the distance between the forces of 14 Newton from the fulcrum in

    asked by Honey
  48. maths

    The breadth of a rectangular field is 75% of its length.If the diagonal of the field is 100 m,what is the area of the field ?

    asked by zoya
  49. Math

    I am a number between 1000000 and 2000000. My ones digit is the sum of my tens and hundreds digits and is also the sum of my millions and ten thousands digits.my hundred thousands, thousands, and ones digits are the same.the sum of my digits is 45.what

    asked by Aaron
  50. Pre-Cal

    Evaluate the following. Show you work: A). tan^-1(tan(5π/6)) B). cos^-1(cos(-π/4)) Can someone please show me the steps to evaluating this problem. I've been working this for 2 hours today and all of last night, I still can't seem to figure it out.

    asked by Nicolle
  51. maths

    if 5+root 3 ÷ 5-root 3 = a+b root 3 find the value of a and b

    asked by Aasher
  52. math

    if #x=x^2-x for all whole numbers then #(#3)=?

    asked by tish
  53. math

    if x = 5-2root 6 find the value of x square - 1/x square

    asked by Aasher
  54. Math

    An observer atop a cliff sees a speedboat approaching a dock located at the base of the cliff directly below the observer. Express the distance, d, from the observer tot he boat as a function of the distance, x, from the boat to the dock, if the cliff is

    asked by Brad
  55. physics

    an atom is placed in a uniform magnetic induction B. such that its plane normal to the electron orbit makes an angle of 30 degrees with the magnetic induction the torque acting on the orbiting electron?

    asked by manu
  56. Pre-Cal

    I really need help on this. Can someone show me step by step how to do this plz. Solve the follow: csc (tan^-1(x))

    asked by Nicolle
  57. math

    a 1 million sq mile d\forest is how many hectares?

    asked by Anonymous
  58. geometry

    AE is 6,8 and BD IS 22 what is the length of AC?

    asked by Kora
  59. math

    A started a business with rs 20000 after 3 months B joined him with rs 40000 after some more months c joined them with rs 100000 B received rs 18000 out of the total annual profit of rs 55000 how many months after A started the business did c join

    asked by vipul
  60. Math

    An equipment rental company charges a flat rate of $24, plus $14 per day for Insurance. Karen has $ 155. a) Write an inequality to represent the number of days, d, for which she can rent equipment. Im confused if this equation is write: 14d + 24 ≤ 155

    asked by Nami
  61. Math HELPPPPP

    a) Find the gradient of the line x/7+y/11=1. b) the straight line Y=mx+c is parallel to the line y+ 5/3x=7/3 and passes through the point (2,3). Find the values of m and c The answer for a is -11/7x And b us 6 1/3

    asked by Cheezel
  62. Statistics

    Choose and observational study for and independent project using 3 between subjects and Anova

    asked by KT
  63. Statistics

    example of a finished apa independent project with between subjects and analysis of variance

    asked by KT
  64. Math year 10

    Q) the difference between two numbers is 5. A. If the large number is k, what is the other number? B. Write a simplified expression for the product of both numbers. ty in adv.

    asked by GunnaWin
  65. Science

    Find the megnitude of 2 forces.such that if they act at triangular,there is resultant √10N . If act at 60° the resultant is √13N ?

    asked by Jerin joz
  66. Math

    How much water in mL must be added to 40mL of a 10% acid solution to reduce its concentration to 4%?

    asked by Anonymous
  67. Math

    How much milliliters must be added to 40 ml of a 10% acid solution to reduce its concentration to 4%?

    asked by Anonymous
  68. English

    help I need a book report on Anastasia. It needs six sentences pls help.

    asked by Jenna
  69. maths

    write all possible 3 digit number ,sum of whose digits is 4

    asked by dhawal