luz

Most popular questions and responses by luz
  1. chemistryy

    Identify the solute with the highest van't Hoff factor: Non-electrolyte, NaCl, MgCl2, FeCl3, MgSO4

    asked on October 6, 2012
  2. physics

    Three resistors are connected to a 20 V battery as shown. The internal resistance of the battery is negligible. (a) What is the current through the 15 resistance? (b)What is the voltage difference across the 20 resistance?

    asked on December 1, 2012
  3. physic

    A mechanic pushes a 2,500 kg car from rest to a speed v, with 5000J of work. During this process the car moves 25m. Neglecting friction, calculate: a) the final velocity of car b) The horizontal force exerted on the car

    asked on November 7, 2010
  4. Science

    Pure gold can be fashioned into elaborate masks and thin plates that can be incorporated into clothing.what physical trait of metal doea this demosnstrate

    asked on December 12, 2014
  5. READING

    GRUMBLE-EXPLOTE-LANGUAGES-MUMBLED-STREAK-STUBBORN-DARTED Jack was so upset he could not stand still. He____________ from room to room looking for his spanish textbook.

    asked on September 20, 2010
  6. algebra

    The perimeter of a basketball court is 114 meter and the lenght is 6 meter longer than twice the width. What are the lenght and Width. i need help please i am stuck

    asked on March 27, 2013
  7. langue

    Read each sentence. Write the subject on the subject line and the predicate on the predicate line. Zebra live in Africa 1. Subject_______________ 2. Predicate_______________

    asked on October 5, 2010
  8. writing

    how to start a paragraph using sports as a topic sentence. i need ideas please?

    asked on March 13, 2013
  9. READING

    Rewrite each sentence, placing commas where they are needed. Uderline each compound subject once compound predicate twice. 1. The bat and glove(C.S) are in the bench.(C.P.) 2. The ballplayer swimmer, and runner, come(C.S.) from the same town.(C.P.) 3. The

    asked on October 14, 2010
  10. algebra

    divide and simplify -16+2w/3 121w-968/9

    asked on April 18, 2013
  11. Western Culture

    western company besides Wal Mart that has impose western culture on the country in which the business is launched

    asked on January 20, 2011
  12. Physic

    A block moves up an incline of 45 inches at constant speed, because the action of a force of 15 N parallel to the incline. If the coefficient of kinetic friction is 0.3. Determine the weight of the box.

    asked on November 7, 2010
  13. chemistry

    zinc displaces gold in seawater present int he form of gold (III) hydroxide. What mass of gold can be recovered if 20 moles of zinc are available?

    asked on July 25, 2011
  14. READING

    Rewrite each sentence, placing commas where they are needed. Uderline each compound subject once compound predicate twice. 1.Your bat ball and glove,_ are on the bench.= 2. The ballplayer swimmer and runner, come_ from the same town.= 3. The girl can run

    asked on October 14, 2010
  15. math

    there are 18 girls and 40 boys in the liblary.if 5/9 of the girls and 3/8 of the boys are reading.how many children are reading.?

    asked on January 9, 2018
  16. essay Amanuensis Essay

    Please i need help, how to start a essay using Amanuensis about my teacher but don't know how to begin.

    asked on July 3, 2013
  17. algebra

    Sam's sister lives 100 miles away. Sam drove 50 mph for 1/2 hr toward his sister's house. How much farther must Sam travel to reach her house?

    asked on June 17, 2013
  18. math

    the height of a triangle is 5 cm more than the length of the base. if the area of a triangle is 133 cm^2 find the hight nad length of the base

    asked on March 31, 2013
  19. percent

    sammy bought a pair of shoes with 30% off sale price was 58.45 what was the regular price

    asked on March 27, 2013
  20. Chemistry

    How many grams of methanol could be vaporized by the addition of 22.45kJ of heat?

    asked on March 15, 2013
  21. Math

    I'm a odd number, actually both my numbers are odd. If you substract my ones digit from my tens digit the diffrence is four. And I am less than sixty. What number am I?

    asked on January 27, 2014
  22. english

    i need help with my essay ? is about the great debater

    asked on July 27, 2013
  23. math

    (3p^2-6pq+7q^2)-(5p^2-10pq+11q^2)

    asked on April 3, 2013
  24. math

    solve by factoring and using principle of zero product 2k^2=27k-81

    asked on March 31, 2013
  25. math

    factor completely if the polynomial is prime. state this 6a^6-24a^3b

    asked on March 31, 2013
  26. math

    solve by factoring and using the principle of zero product.? 9k^2 = 27k -81

    asked on March 29, 2013
  27. math

    factor completely. if the polynomial is prime, state this? -5b-66 + b^2

    asked on March 27, 2013
  28. algebra

    x^2+2y^2-3xy for x=2 and y=3

    asked on March 8, 2013
  29. math need to make sure

    what number is 20% of 75

    asked on February 19, 2013
  30. math

    the length of the rectangle is 43 cm. what widths will make the perimeter greater than 120 cm?

    asked on February 19, 2013
  31. social studies

    Explain whether the following statement is a fact or an opinion: "Capitalism is a better system of government than communism." Give reasons for your answer.

    asked on November 26, 2012
  32. math

    Mr lopez is putting a fence around his vegetable garden the garden is shaped like a rectangle. the larger sides are 14 feet long.and the shorter sides are 9 1/2 feet long how much fencing should mr lopez buy?

    asked on March 5, 2012
  33. READING

    GRUMBLE-EXPLOTE-LANGUAGES-MUMBLED-STREAK-STUBBORN-DARTED Jack was so upset he could not stand still. He____________ from room to room looking for his spanish textbook.

    asked on September 20, 2010
  34. com 220

    explains how using statistics, graphs, and illustrations can strengthen our arguments in many different ways. In this case, the author used many different stats. He backed up claims with facts, which makes his argument more convincing!

    asked on January 20, 2010
  35. hca210

    One major problem for the elderly is the lack of coverage in covering all their expenses for long-term care. In many traditional cultures, the elderly are taken care of by their children. However, because that is not the case here, an alternative method

    asked on January 15, 2010
  36. hca210

    , can you think of more efficient ways to cover the costs of long-term care

    asked on January 13, 2010
  37. algebra

    multiply and simplify. 3b^2-27/12b^2-300 x 48b+240/4b-12

    asked on April 18, 2013
  38. math

    divide and simplify a-b/2a divide a^2-b^2/8a^3

    asked on April 3, 2013
  39. math

    help please!!!!! divide and simplify a/a-b b/a-b

    asked on April 3, 2013
  40. math

    factor completely if the polinomial is prime state this x^2 + 6xy - 135y^2

    asked on March 31, 2013
  41. math

    determine whether the following is a difference of squares . 12^2 - y^2

    asked on March 29, 2013
  42. math

    determine whether the following is a perfect-square trinomial. x^2- 16xy + 64y^2

    asked on March 29, 2013
  43. math

    determine whether the following is a difference of squares? -4x^2 + 4y^2

    asked on March 27, 2013
  44. algebra

    determine the coefficient and the degree of each term in the polynomial 5y^6-2y+3

    asked on March 8, 2013
  45. math

    the national debt of a small country is 6,680,000,000 and the population is 2,774,000. what is the amount of debt for person

    asked on March 8, 2013
  46. algebra

    x^2+2y^2-3xy for x=2 and y=3

    asked on March 8, 2013
  47. algebra

    show me how to find a slope?

    asked on January 1, 2011
  48. reading

    Aimed- Captain- Monitor- Pretended- Professional- Familiar 1. If you've played a game many times it is a __familiar___ game to you. 2. If you acted as if you were a famous basketball played, you_pretended _. 3. If you took care of a playground, you were

    asked on October 4, 2010
  49. reading

    Aimed- Captain- Monitor- Pretended- Professional- Familiar 1. If you've played a game many times it is a ________________ game to you. 2. If you acted as if you were a famous basketball played, you______________. 3. If you took care of a playground, you

    asked on October 4, 2010
  50. hca210

    Medicaid covers much of the cost of long-term care. A lot of patients spend all their money for nursing home coverage until they qualify for Medicaid. This is called "spend down" and is quite common among the elderly. Class, can you think of more efficient

    asked on January 13, 2010
  51. history

    what is sometimes reffed to as a river of grass?

    asked on July 14, 2008
  52. inventors

    the resisting force exerted on anairplane is called?

    asked on July 14, 2008
  53. liteture

    the little mermaid was written by?

    asked on July 14, 2008
  1. math

    If BE−→−BE→ bisects ∠ABD and m∠ABD = 66°, find m∠ABE.

    posted on August 8, 2018
  2. Math

    Sure /u/can/cu/in/-is/e

    posted on December 4, 2017
  3. Geography

    Africa

    posted on October 26, 2016
  4. Algebra

    Sol: x+16+13 = 2x+26 x+29 = 2x+26 29-26 = 2x-x 3 = x barbara 3+16 = 19 greg

    posted on October 23, 2016
  5. Algebra 1

    Present Past Cousin x+8 2(x-3) Brother x x-3 Solution: x+8-3=2(x-3) x+5 =2x-6 5+6 =2x-x 11 =x (brother) 19 =11+8 (cousin)

    posted on October 23, 2016
  6. math

    49

    posted on September 12, 2016
  7. math

    15 more than twice a number use the variable n to represent the unknown number

    posted on February 19, 2016
  8. Math

    There are 60 minutes un 1 hour. use a tal diagrama to find the total number of minutes in 6 hours and 15 minutes

    posted on November 18, 2015
  9. math

    Terry has about 20 keys. Which number could be the exact number of keys that Terry has?

    posted on October 19, 2015
  10. Physics

    23

    posted on September 28, 2015
  11. PHI 208 w33k 3 quiz

    financial, physical, and emotional harm.

    posted on September 1, 2014
  12. Improving Vocabulary Skills

    sentence check 2 and final check

    posted on April 17, 2014
  13. improving vocabulary skills fourth edition

    i need chapter 13

    posted on April 17, 2014
  14. algebra

    check my answer 5^6-2y + 3 degrees are 6,1,0 coefficient 5,2,,3

    posted on March 8, 2013
  15. social studies

    never mind i got the answer !!!!!

    posted on November 26, 2012
  16. algebra 1

    flip flop

    posted on May 25, 2011
  17. READING

    HELP SOMEONE PLEASE

    posted on October 14, 2010
  18. READING

    1. The bat and glove(C.S) are in the bench.(C.P.) 2. The ballplayer swimmer, and runner, come(C.S.) from the same town.(C.P.) 3. The girl can run fast jump far,(C.S.) and, throw hard.(C.P.)

    posted on October 14, 2010
  19. READING

    thank you.

    posted on October 14, 2010
  20. langue

    THANK YOU A LOT! GOD BLESS YOU ALWAYS ;).

    posted on October 5, 2010
  21. langue

    can you help me im confuse with this ones The stripes help to protect the zebra. 5.Subject- the stripes help 6.Predicate- to protect A zebra is a grazing animal. 7.subject- A zebra 8. Predicate- is a grazing animal. Grazing animals eat mostly grass and

    posted on October 5, 2010
  22. langue

    Zebra will be a subject and the predicate is live in Africa

    posted on October 5, 2010
  23. reading

    DO YOU HAVE A EMAIL?

    posted on October 4, 2010
  24. reading

    THANK YOU SOOO MUCH! GOD BLESS YOU ALWAYS :).

    posted on October 4, 2010
  25. reading

    THANK U SO MUCH. THE LAST BLANK WILL BE PRETENDED RIHT

    posted on October 4, 2010
  26. reading

    Aimed- Captain- Monitor- Pretended- Professional- Familiar 1. If you've played a game many times it is a __familiar___ game to you. 2. If you acted as if you were a famous basketball played, you_pretended _. 3. If you took care of a playground, you were

    posted on October 4, 2010
  27. READING

    GRUMBLE-EXPLODED-LANGUAGES-MUMBLE-STREAK-STUBBORN 2."Whoever hid that textbook did good job." Jack ________ to himself. 3.Jack's sister Gloria heard a low, annoyed sound. She knew the ________ Came from Jack when she saw his face. 4.Gloria also knew Jack

    posted on September 20, 2010