Questions Asked on
December 22, 2015

  1. science

    A student mixed 1.5g of CaO with 2.5M HNO3. How many moles of CaO were reacted

    asked by Sue
  2. PrimaryMatheMatics 4A textbook

    3000 Exercise books are arranged into 3 piles.The first pile has 10 more books than the second pile.The Number of books in the second pile is twice the number of books in the third pile.How Many books are there in the third pile?

    asked by Paul
  3. Math

    The temperature, throughout the year, in a particular town can be graphed using trigonometric functions. On July 24th, the hottest day of the year, the temperature is 27 degrees Celsius. On Jan. 24th, the coldest day of the year, the temperature is -11

    asked by Chris
  4. Algebra

    What is the ninth term of the arithmetic sequence defined by the rule A(n)=-14+(n-1)(2) A)232 B)230 C)2 D)4 Thanks

    asked by Joe
  5. Science

    a 60.0 N circus performer performs a high wire act 5.m above ground. About how much gravitational potential energy does the performer have? A.12.0j B.56.0j C.62.0j D.300.0j I think D but idk

    asked by That Girl
  6. metreology

    Wien’s radiation law says that the wavelength of most intense radiation (λmax) emitted by a blackbody is inversely proportional to the absolute temperature (T) of the object. The surface of the Sun radiates as a blackbodyat a temperature ofT=6000

    asked by larry
  7. Chemistry

    The carbon buried in a peat bed has about 12.5% of the Carbon-14 of modern wood. What is the age of the peat bed? Explain?

    asked by Anonymous
  8. metreology

    Within the troposphere, on average, the air temperature decreases 6.5 Celsius degrees for every 1000 m increase in altitude (3.5 Fahrenheit degrees per 1000 ft.).Based on these atmospheric conditions, predict the air temperature outside an airplane

    asked by larry
  9. math

    On the package of candy coated chocolates it states the box contains 147 grams. In reality, the mass can vary between 145 g and 150 g. You may find between 63 and 69 pieces of candy in any given box. Explain which variable represents the domain and range.

    asked by jordan
  10. math

    Two towns that are 52.5 km apart are 5 cm apart on a map. What is the scale of the map?

    asked by e
  11. mekele university

    the lytton rubber company wishes set a minimum mileage guarantee on its new Mx 100 tire. Tests reveal the mean mileage is 67,900 with the standard deviation of 2,050 miles and that the deviation follows normal distribution. They want to set the minimum

    asked by habtsh
  12. mekele

    Assume that you recently recived a job with a company that manufactures an automobile antitheft device . To conduct an advertising campaign for the product, you need to make a claim about the number of automobile tefts per year. Since the population of

    asked by habtsh
  13. 7TH GRADE MATH

    2.12 MILES/27 HOURS = 4 MILES / H HOURS (1 point) 28 12 9* 18

    asked by ilovealpaca
  14. physics

    1. A car travels from one point to another point that is 4km to the east of its original position and then back to its original position in 22 minutes. What will be the car's average speed? What will be the car's average velocity? 3.) A truck is moving

    asked by Anon
  15. Reading Roles

    Does anybody know about Reading roles if you do I don't know what discussion director is but it is in one of my questions can you tell me? ty ~Deez Big Nutz

    asked by Deez Nutz
  16. SCIENCE

    How does temperature change during a chemical reaction. (Note: it has to be a Endothermic and exothermic reactions) Thanks

    asked by DEEZ GOT HEE
  17. physics

    a side view of a car tire before it is mounted on a wheel. Model it as having two sidewalls of uniform thickness 0.695 cm and a tread wall of uniform thickness 2.50 cm and width 23.2 cm. Assume the rubber has a uniform density 1.10 103 kg/m3. Find its

    asked by Aaron
  18. Trignometric Functions

    The temperature, throughout the year, in a particular town can be graphed using trigonometric functions. On July 24th, the hottest day of the year, the temperature is 27 degrees Celsius. On Jan. 24th, the coldest day of the year, the temperature is -11

    asked by Chris
  19. MATH HELP

    Sally has only nickels and dimes in her money box. She knows that she has less than $20 in the box. Let x represent the number of nickels in the box and y represent the number of dimes in the box. Which of the following statements best describes the steps

    asked by Oscar
  20. science help

    Which of the following types of waves has the least amount of energy? Gamma rays Microwaves Radio waves Rays is it c

    asked by Oscar
  21. Math

    Seth currently has $160 in his account and he deposit eight dollars in it every week. Keira has $270 in her bank account and withdraws three dollars from it every week. Write a equation to determine the number of weeks it would take seth and Keira to have

    asked by Tami
  22. math

    You put $1,000 into a savings account today that offers a 5% APR with semi-annual compounding (i.e., two times per year).

    asked by chris
  23. math

    . Use words to describe a reasonable domain and range for the number of people painting a house and the time required to finish the job. Explain your answer.

    asked by jordan
  24. math

    a 12 foot basketball hoop has a shadow 9.6ft long.How long is the shadow of a 6ft adult standing next to the basketball hoop?

    asked by e
  25. Math

    7. Determine which ratio forms a proportion with 7/2 by finding a common multiplier 1.35/8* 2. 70/20 3. 28/10 4. 70/8

    asked by ilovealpaca
  26. Ms. Sue

    I've looked at a lot of these questions and I'm disappointed that people don't appreciate Ms. Sue at all. She takes a lot of time out of her day to help students get better grades. Thanks Ms. Sue, for being a great tutor.

    asked by Terra
  27. Reading

    1.)select two details from passage 1 that show why gawaine chooses to pursue the graal Then uprose Sir Gawaine, who was a faithful knight and true man to his king, though a proud one and a hasty. He was filled with sorrow for the ruin that threatened his

    asked by YRN DJ
  28. Algebra 2

    Identify the equation of the mid-line for the function y = 2 tan(theta + pi/2) - 4.

    asked by Sammantha Avants
  29. English

    Does the term "outpatient clinic" mean the same thing as the term "walk-in clinic?"

    asked by Anonymous
  30. Happy Christmas and Merry New Year!!

    Merry New Year all you Americans And happy Christmas!!!

    asked by Kill Aura
  31. Language Art

    Which word best fit conniving The king's conniving brother had his eyes on taking the throne. a.Impolite b.Lazy c.Mischievous d.sneaky

    asked by Sid.V
  32. Math

    The Perimeter of a right angled triangle is 40 CM. Find the area of the right angled triangle.

    asked by Debasish
  33. chemistry

    Which among hydride, methyl or phenyl shift is the most preferred?

    asked by Rajat
  34. English

    what is a Hyperbole?

    asked by Kill Aura
  35. Algebra

    Let x equal the age, in human years, for a dog that is 2 years old or older. For each of your chosen breeds, write an expression to model its age in dog years. [Hint: Use (x - 2) in each expression.] These are the dog years: 2yrs: 23 yrs old 3yrs: 27 yrs

    asked by Brooklin
  36. Chemistry

    Based on mass spectrometer analysis of Uranium-235 and Lead-207, I have determined the age of a zircon to be 89.125 million years old. How many half-lives passed? What are the percentages of Uranium-235 and Lead-207?

    asked by Anonymous
  37. Dr.tsegay

    The 3rd term of arthmetic sequence is 3/4th of 6th term.and their sum is 60.find a,d and nth term.

    asked by Tsige
  38. Algebra 2 (Math)

    Divide 3x^3 + 3x^2 + 2x – 2 by x + 3 using long division. Check my answer please. 3x^2 – 6x + 20 3x^2 + 12x – 16 3x^2 + 12x – 16, R 58 3x^2 – 6x + 20, R -62 (I think that it's this one)

    asked by Jack
  39. English

    Tuesday, December 22nd, Fine, 2015 I got up early in the morning. Because I had to go to school, I washed my face quickly and drank warm water. Then with my school bag on my back, I went out. The bus stop is not far away from my apartment. However I had to

    asked by rfvv
  40. History

    How do today's elections differ from the election of 1800? I want to have a discussion about it so I actually understand and can put it in my own words. Thank you very much.

    asked by LadyPhantomhive
  41. Social Study

    Is Turkey rich in oil

    asked by Omarion
  42. Math

    if 46% of a property is worth $92,000, how much would 100% be worth?

    asked by Anonymous
  43. English

    1. He got three times as much money as I. 2. He earned/made three times as much money as I. 3. He has got three times as much money as I. 4. He had three times as much money as I. ================== What is the meaning of Sentence 1? Is there any similar

    asked by rfvv
  44. Stats

    One card is selected from a deck of cards. Determine the probability of selecting a jack or a red card ?

    asked by Dav
  45. science help PLS

    Which of the following describes the type of wave that transmits sound? Disturbance Longitudinal Propagated Transverse is it c

    asked by Oscar
  46. English

    1. Tom is abler than Bill. 2. Tom is even abler than Bill. ============= Are the sentences grammatical?

    asked by rfvv
  47. math PLEASE HELP

    Can someone please explain the Pythagorean Theorem to me?! I seriously don't get it.

    asked by Anon//
  48. Gwu

    If a train offers 12 intersection of town with every intersection is .75 miles apart in the train travels 2 miles per hour in Spanish 45 seconds at every stop to unload customers how long will it take to get the first intersection to the last

    asked by Ham
  49. Calculus

    Find a function of the form f(x)=a+bsqrtx that is tangent to the line 2y-3x=5 at the point (1, 4)

    asked by Kaitlyn
  50. Math

    If a pool is filling up 5 3/5 every 7/5 of an hour, how many gallons does the pool fill up per hour? I did y=7/5x. Is that correct?

    asked by Julia Boccia
  51. Math

    Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employer purchases a dishwasher during a 15% off sale, how much will he pay if the dishwasher originally cost $450?

    asked by Bte
  52. Physics

    The driver of a car is going 30 m/s slams on his brakes, the car's tires lock, and the car skids to a stop on a level roadway. The kinetic coefficient of friction between its tires and the pavement is 0.75 as it slides. Draw a free body diagram of the car,

    asked by Katie
  53. Math

    If military time is 0145, what time is it on a regular clock? A. 12:45 A.M. B. 1:45 A.M. C. 12:45 P.M. D. 1:45 P.M. I believe it is B. but please correct me if i'm wrong

    asked by Jocelynn
  54. math

    Determine the solution of the following systems of linear equations using elimination. Briefly explain your work. 3x +2y = 19 2x – 3y = -6

    asked by jordan
  55. math

    in the scale drawing, each side is .38cm long. What is the perimeter of the actual object?

    asked by e
  56. messa secondary school

    If the last term of A.P is 40, what is the number of term.

    asked by anthony
  57. math

    Los Angeles is about 385 miles from San Francisco. How far apart would the cities be on a map with a scale of 1 in. = 25 mi. ?

    asked by e
  58. Math

    How can you use the Pythagorean Theorem to find out how many triangles you'll need for a pennant flag?

    asked by Anna B.
  59. la

    chose the meaning that best matches the word in italics. many actors avoid playing superheroes because they fear the ********stereotype******** that comes with success in the role. a label b popularity c persona d restrictions

    asked by a
  60. English

    1. The man is twice as tall as Bill. 2. The man is twice taller than Bill. (Are both the same and grammatical?) 3. This T-shirt costs twice as much as that one. 4. This T-shirt costs twice more than that one. (Are both the same and grammatical?)

    asked by rfvv
  61. math

    Ok So how do you solve 32b+55

    asked by Courtney
  62. victoria university college,Myanmar,mechanical pri

    Determine the running cost of machine to the owner for running time 7hr/day if the unit cost of electricity is $0.08/kW.hr.

    asked by Saw,Saw gaw mu
  63. History

    1.How did their dependence on British trade affect the opinions of Americans in the East and North regarding the War of 1812? -more inclined to fund the War of 1812 -less supportive of the War of 1812 -secretively supportive of the War of 1812 -less

    asked by YRN DJ
  64. Science

    Two forces of resultant 100N are perpendicular to each other. If one of them makes angle 60 degree with the resultant. Calculate the magnitude of forces

    asked by Adeniyi