Most popular questions and responses by Bre
  1. Chemistry

    The Ksp of manganese(II) hydroxide, Mn(OH)2, is 2.00 × 10-13. Calculate the solubility of this compound in g/L.

    asked on June 24, 2017
  2. World Geography

    REVIEW 1.What natural resource most attracted European traders to Canada? A. Timber

    asked on April 5, 2013
  3. math

    Sue is two years older than Chris. Jim is 4 years older than Sue. Their ages total 68. How old is Sue?

    asked on July 7, 2014
  4. chemistry

    PLEASEEEE HELP Write the balanced equation for the reaction between zinc and acetic acid. The equation has been written you just have to balance. ___Zn + ___HC2H3O2 → ___Zn(CH3COO)2 + ___H2

    asked on December 15, 2016
  5. Math

    Triangle Lmn is similar to triangle xyz. Triangle LMN has a side of 5 and 3. The scale factor of triangle Lmn to triangle xyz is 2:5. What is triangle xyz's length? Helppppp Meeeeeeeeeee!!!

    asked on April 2, 2013
  6. Harmonics Problem--please help!

    A violin string has a length of 0.350 m and is tuned to concert G, with f = 392 Hz. Where must the violinist place her finger to play concert A, with f = 430 Hz? If this position is to remain correct to half the width of a finger (that is, to within 0.600

    asked on April 23, 2010
  7. math 2

    Every day Drake runs two laps at a park in his neighborhood. His speed, s, is inversely proportional to time, t, over the same distance. If Drake runs at a speed of 6 miles/hour, it takes him half an hour to complete two laps of the park. Which statement

    asked on March 23, 2018
  8. Chemistry

    Assuming there are 20 drops in 1.0 ml, how many drops are there in 2.00 gal. Remember there are 1000 ml in a liter and .946 in a qt

    asked on January 25, 2018
  9. bio check my answer plz???

    Ideally, sustainable development should ___________. A)put the protection of the environment ahead of human needs B)provide for human needs at the expense of the environment C)use more natural resources to make goods to meet human needs D)preserve

    asked on December 26, 2012
  10. language arts

    Complete the analogies by selecting the pair of words whose relationship most resembles the relationship of the pair in capitol letters. SAGE:WISDOM a. author:anthology b. speaker:tirade c. acrobat:agility (I'm thinking c but I'm not sure) SCOLDING:TIRADE

    asked on November 15, 2011
  11. Harmonics Problem--please help!

    A violin string has a length of 0.350 m and is tuned to concert G, with f = 392 Hz. Where must the violinist place her finger to play concert A, with f = 430 Hz? If this position is to remain correct to half the width of a finger (that is, to within 0.600

    asked on April 23, 2010
  12. math

    write each expression using n as your variable.then simplify fully. 1.five more than the sum of a number and ten. 2.the product of eight and seven less than a number. 3.the quotient of a number and three, increased by one. 4.ten less than the product of

    asked on August 26, 2015
  13. math

    20. Miguel is driving his motorboat across a river. The speed of the boat in still water is 11 mi/h. The river flows directly south at 2 mi/h. If Miguel heads directly west, what are the boat’s resultant speed and direction?

    asked on December 26, 2012
  14. World Geography

    REVIEW 1.How do lines of latitude and longitude help geographers study Earth? A. These lines show geographers the direction of Earth’s rotation around the sun. B. These lines help geographers see the difference between oceans and landforms on Earth’s

    asked on April 5, 2013
  15. Math

    I have 17 hundreds,2 tens,9 ones,6 tenths and 7 thousands. What number am I?

    asked on March 30, 2017
  16. Chem

    How many liters of H2 gas can be produced at 0 ∘C and 1.00 atm (STP) from 10.0 g of Zn? Zn(s)+2HCl(aq)→ZnCl2(aq)+H2(g)

    asked on July 14, 2017
  17. math

    The radius of the sphere is 10 units. What is the approximate volume of the sphere? Use π = 3.14 and round to the nearest whole cubic units

    asked on December 23, 2016
  18. Science until 7 I Need help

    An organisms genotype is It physical appearance It combination of alleles The mutation it inherits The crossing over that occurs during meiosis.

    asked on April 5, 2018
  19. World Geography

    REVIEW 1.In what ways did immigrants contribute to American society in the early 1900s? A. They increased the defensive power of the United States. B. They worked in factories, built railroads, and opened businesses. C. The took political power in most

    asked on April 5, 2013
  20. World Geography

    REVIEW 1.Where is Canada’s population density highest? A. In the cities of Northern Canada B. In cities in central Canada

    asked on April 5, 2013
  21. Algebra 2

    A ball is dropped from a height of 25 feet and allowed to continue to bounce until it eventually comes to a rest. Each time the ball bounces it rebounds to 45 of its previous height. After which bounce is the ball's rebound height 10.24 ft?

    asked on September 26, 2016
  22. language arts

    Complete the analogies by selecting the pair of words whose relationship most resembles the relationship of the pair in capitol letters. AFFABILITY:SMILE a. pain:grimace b. resilience:recovery c. turbulence:pseudonym d. abrasion:bruise (I think it is "a"

    asked on November 15, 2011
  23. math

    is it likely or unlikely 0.25

    asked on April 25, 2019
  24. math

    Solve by the substitution method. What is the solution of the system? 3x+9y=48 -6x+y=56

    asked on January 20, 2012
  25. stats

    Find the explained variation for the paired data. The equation of the regression line for the paired data below is y-hat = 3x. Find the explained variation. x= 2 4 5 6 y= 7 11 13 20

    asked on May 22, 2015
  26. World Geography

    REVIEW 1.What type of information does a physical map show? A. Natural features

    asked on April 5, 2013
  27. spanish

    En la 11. ___________ te llamé. De la oscuridad me llamaste. Reconocí tu 12. ___________. Reconociste la mia. “Vente para acá,” 13. ___________. Tape 4, Side B ExaminationRespondiste: “¿Dónde estás, papá? No te 14. ___________ .” “ 15.

    asked on October 29, 2009
  28. history

    a.Which statement about lynchings in the South in the 1890s is true? 1. Lynchings decreased compared to the Reconstruction era. 2. Leaders of lynch mobs tended to come from the wealthy ruling class. 3. Lynchings and acts of violence against blacks

    asked on January 27, 2011
  29. math

    i need to unscramble these math words icarlafto untoegrnc enitmelgen

    asked on March 14, 2011
  30. Physics

    I can't seem to figure out this problem...what equation would I use? Thanks! An incompressible, nonviscous fluid is initially at rest in the vertical portion of the pipe, where L = 2.17 m. When the valve is opened, the fluid flows into the horizontal

    asked on January 11, 2010
  31. geometry

    You are reducing a map of dimensions 2 ft by 3 ft to fit to a piece of paper 8 in. by 10 in. What are the dimensions of the largest possible map that can fit on the page?

    asked on March 8, 2009
  32. World Geography

    REVIEW 1.Which of the following was one cause of the Civil War in the United States? A. The South wanted new states to allow slavery and the North did not. B. The North wanted new states to allow slavery and the South did not. C. The North opposed signing

    asked on April 5, 2013
  33. World Geography

    REVIEW 1.____________ spread cultural traits because they bring cultural traditions with them to their new homeland. A. Traders B. Explorers

    asked on April 5, 2013
  34. physics

    In this problem you will determine the average velocity of a moving object from the graph of its position as a function of time . A traveling object might move at different speeds and in different directions during an interval of time, but if we ask at

    asked on January 30, 2011
  35. College Algebra

    A yo-yo factory has fixed operating costs of $450,000 per year. In addition to the fixed costs, the cost to produce one yo-yo is $1.10. The yo-yo company sells the yo-yos to a distributor for $5.50 each. How many yo-yos must be sold in a year to earn a

    asked on February 3, 2016
  36. physics

    The blades of a ceiling fan have a radius of 0.340m and are rotating about a fixed axis with an intial angular velocity of +1.25rad/s2. When the switch on the fan is turned to a higher speed, the blades acire an angular acceleration of +2.55rad/s2. After

    asked on January 21, 2014
  37. World Geography

    REVIEW 1.The forests of the Pacific Northwest are just one of the many different ______________ in the United States where many people work in the same industry. A. elevation regions B. political regions C. climate regions

    asked on April 5, 2013
  38. World Geography

    REVIWE 1.Using up resources is one of the negative effects of A. the birth rate. B. the death rate.

    asked on April 5, 2013
  39. genetics/genome sequencing

    I pasted the sequences of human and chimps into Transeq and this is what I got: >exo18_MYH16_human_1 EQLNKLMTTLHSRTPFCPLYYPQ*V*AIG >exo18_MYH16_ximpanze_1 EQLNKLMTTLHSTAPHFVRCIIPNEFKQSX I know that the * signifies gaps. I need help with this question, as I

    asked on April 27, 2010
  40. World Geography

    REVIEW 1.An area in which a single culture or cultural trait is dominant is called a ____________. A. culture B. cultural landscape

    asked on April 5, 2013
  41. calculus

    A particle is moving along the curve y= 3sqrt3x+1. As the particle passes through the point (5,12), its x-coordinate increases at a rate of 3 units per second. Find the rate of change of the distance from the particle to the origin at this instant.

    asked on October 29, 2009
  42. World Geography

    REVIEW 1.Canada currently ranks first in the world in which category? A. Total number of Internet users B. Percentage of college and university graduates

    asked on April 5, 2013
  43. math

    i need to unscrmble th word enitmelgens its som math term HHHHEEEELLLLPPP!!!!!!!!!!!!!!!!! please:)

    asked on March 14, 2011
  44. Math

    A lawn care company charges a homeowner $1625 a year to maintain the lawn that is 65' x 50' what is the maintenance fee per square foot

    asked on January 4, 2017
  45. World Geography

    REVIEW 1.Which of the following is an abundant natural resource found in Canada? A. Gold B. Timber C. Soybeans

    asked on April 5, 2013
  46. World Geography

    REVIEW 1.Which of the following statements about the natural resources of the United States is most accurate? A. The many agricultural resources of the United States have made up for its lack of other resources.

    asked on April 5, 2013
  47. history

    a. Which statement about the Ku Klux Klan during Reconstruction is NOT true? 1. Southern governments never created policies that resulted in the arrest of members. 2. They attempted to stop blacks from using their right to vote. 3. Blacks and whites who

    asked on January 27, 2011
  48. MATH

    find the area of a regular hexagon with an apothem of 9cm.give answer in simplified radical form?

    asked on April 29, 2009
  49. History

    how has the tension between traditional lifestyles and western influences impacted African cultures?

    asked on June 15, 2016
  50. Calculus

    You are driving at 20 m/s when you notice a tree blocking the road, 30 meters ahead of you. It takes you half a second to react before slamming on the brakes. Your car decelerates at a constant 10 m/s2. How far does your car travel before stopping? Will

    asked on November 17, 2014
  51. World Geography

    REVIEW 1.Where is the majority of Canada’s oil found? A. Along the Atlantic Coast B. Along the border with the United States C. In western Canada

    asked on April 5, 2013
  52. World Geography

    REVIEW 1.Which of Canada’s regions has limited vegetation and freezing temperatures most of the year? A. Maritime B. Subarctic C. Tundra

    asked on April 5, 2013
  53. World Geography

    REVIEW Which ecosystem usually supports thick forests of deciduous trees? A. Tropical forest B. Temperate forest C. Savanna

    asked on April 5, 2013
  54. geometry

    Find the measure of each interior angle using the given information quadrilateral RSTU with m

    asked on January 17, 2012
  55. Trigonometry

    Sketch the graph of the function (Include two full periods. Find one complete cycle. Show your work. y=sin4x

    asked on September 29, 2017
  56. math

    David is a car salesman. He earns a salary of $750 a month, plus a commission of $300 per car that he sells. David needs to earn a minimum of $3,500 per month. Write an inequality for the number of sales he needs to make to earn his minimum. Let c

    asked on December 14, 2016
  57. physics

    if u have swam one lap in a swimming pool, that means from one end to the other and back. In 3.5 h, a swimmer makes exactly 60 laps in the pool, that is 40 m long. Determine the distance the swimmer traveled, the total displacement of the swimmer, the

    asked on January 14, 2014
  58. Chemistry

    Heat energy is added to a 325 g block of nickel, and the temperature increases from 23 degrees celsius to 51 degrees celsius. If the same amount of heat was added to the same mass of water at the same temperature, what would the water's final temperature

    asked on September 12, 2013
  59. World Geography

    REVIEW 1.Which of the following has made American culture more accessible to the rest of the world? A. Scientific Research B. Imports C. The Internet D. Immigration

    asked on April 5, 2013
  60. Chemistry

    How would you separate a mixture of potassium chloride from copper metal?

    asked on July 23, 2012
  61. geometry

    When is the perpendicular bisector of a side of a regular n-gon also an angle bisector?

    asked on December 8, 2011
  62. cemistry

    what information is provided by the atomic mass?

    asked on December 8, 2010
  63. Undamped, forced oscillation

    Undamped, forced oscillation?!?!? I have this question and can't seem to get the right answer. Damping is negligible for a 0.130 kg object hanging from a light 6.30 N/m spring. A sinusoidal force with an amplitude of 1.70 N drives the system. At what

    asked on April 8, 2010
  64. math

    how can you use the product of 108 and 4 to find the product of 324 and 4?

    asked on February 2, 2010
  65. physics

    the solid has a mass of 180g. what is the density of the solid?

    asked on November 5, 2009
  66. math

    i am an odd three digit number if you round me to the ten o become 500 the sum of my digits 8 what numger am i

    asked on September 26, 2011
  67. geometry

    if bc = 2x-3 and ac = 2x+10, find the length of ab

    asked on August 15, 2011
  68. english

    Homework help please i need to pass? in the play a midsummer night dream for the character Hermia i need help answering these question as if i were Hermia. (answer the questions like something Hermia would say) please really in depth answers please What

    asked on May 25, 2009
  69. algebra

    the bill(parts and labor) for the repair of a car was $458. the cost of parts was $339. the cost of labor was $34 per hour. write and solve an equation to find the nuber of hours of labor. make sure you show your work.

    asked on September 18, 2008
  70. Trigonometry

    Sketch the graph of the function (Include two full periods. Find one complete cycle. y=10cos πx/6

    asked on September 29, 2017
  71. math

    Francine and Cheryl received equal scores on a test made up of multiple choice questions and an essay. Francine got 34 multiple choice questions correct and received 14 points for her essay. Cheryl got 30 multiple choice questions correct and received 22

    asked on December 7, 2015
  72. SP180.1.2 Principles of Public Speaking: Lesson 8

    SP180.1.2 Principles of Public Speaking: Lesson 8

    asked on May 12, 2014
  73. Math

    You bake brownies in a 9-by15-inch pan. If you cut the brownies into servings 3 inch by 3 inch., how many squares will I have?

    asked on May 9, 2013
  74. math

    The point (5, -7) is dilated by a scale factor of 4 about the origin. Find the location of the new point. Show your work.

    asked on March 27, 2013
  75. bio

    Relate how the arrangement of electrons determines an element’s reactivity

    asked on May 21, 2012
  76. soc. stud.

    how could you use the Sons of Liberty today to have your voice heard?

    asked on November 14, 2011
  77. physics

    If a metal wire carries a current of 130 mA, how long does it take for 3.50×10 20 electrons to pass a given cross-sectional area anywhere along the wire? The magnitude of the charge on an electron is 1.6 × 10 −19 C. Answer in units of s.

    asked on February 22, 2011
  78. Physics--diffraction

    Suppose you have measured the diffraction pattern of a grating with d = 0.09 mm and have found that the spots were separated by s = 1 cm. Now you want to determine d for an unknown grating. With the unknown grating, the spots are separated by s = 3.1 cm.

    asked on November 3, 2010
  79. english

    What is mixed word order?

    asked on September 13, 2010
  80. math

    whats p-9=4p

    asked on January 2, 2010
  81. spanish

    En la 11. ___________ te llamé. De la oscuridad me llamaste.

    asked on October 29, 2009
  82. calculus

    I've tried this problem about 20 times and a bunch of different ways and I can't seem to get it right. The problem is: Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. Where y=1/(x^3), y=0,

    asked on October 20, 2009
  83. english

    What id the adjective and adverb in this sentence? The growing stack of magazines always bothered Aaron.

    asked on October 19, 2009
  84. algebra

    In Utah, a license plate consists of 3 digits followed by 3 letters. The letters I, O, and Q are not used, and each digit or letter may be used more than once. How many different license plates are possible?

    asked on March 12, 2009
  85. geomotry

    the quadrilateral named in parts a through d are parallelograms formed on the diagram at the right.give the coordinates for the fourth vertex.then calculate the slopes of the sides to show that the oppisite sides are parallel. how do you do that

    asked on January 9, 2008
  86. social studies

    What were the major causes of the European Renaissance? If you were Martin Luther, what abuses of the church would you have attacked? if you can help me with either of those.. i would appreciate it

    asked on May 28, 2007
  87. Math

    Tyron is constructing a box in the shape of a rectangular prism to store his baseball cards. It has a length of 20 centimeters, a width if 7 centimeters, and a height of 8 centimeters. What is the volume of the box?

    asked on April 16, 2018
  88. Trigonometry

    Sketch the graph of the function (Include two full periods. Find one complete cycle. Show your work. y=-3+5cos πt/12

    asked on September 29, 2017
  89. Math

    If n represents a number then write the expression for the difference of three times the number after it was increased by three and twice that number

    asked on August 22, 2017
  90. math

    if there are 24 students and 5 less girls than boys , how many girls are in the class. I don't think there is a solution to this.

    asked on January 23, 2017
  91. Chemistry

    Can someone please help me determine the mass of 1.45 mol FePO4?

    asked on January 4, 2015
  92. Chemistry

    Calculate the number of atoms in 2.58 mol antimony. Its an example problem, I need help!

    asked on January 4, 2015
  93. geomtry

    1/5 (a+10)=-3

    asked on October 25, 2014
  94. Math

    What is 225-256dto the 2nd power =?

    asked on August 20, 2014
  95. algebra

    Identify the solution of the system of equations, if any. -4x-2y+=4 8y+16x-16

    asked on June 20, 2014
  96. Principles of Public Speaking: Lesson 8

    nonverbal communication includes:

    asked on May 12, 2014
  97. Statistics - Please help

    An experiment was conducted to determine the abrasion resistance of a new type of automobile paint. Twelve different strips of metal were painted with the new paint. The abrasion resistance of each piece was then tested on a machine. In the sample, the

    asked on April 3, 2014
  98. math

    what is 2x+y=-7 in slope intercept form?

    asked on October 21, 2013
  99. math

    Find the measure of the largest acute angle in a 5-12-13 triangle.

    asked on October 1, 2013
  100. math

    2 csc x - 3 = - 5

    asked on April 18, 2013


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