1. chemistry

    a block of metal has a volume of 13.4in^3 and a weight of 5.14 lb. what is its density in grams per cm^3? Show operation

    asked by michael on July 10, 2014
  2. chemistry

    When you take a block of butter out of the fridge,it is hard.However,after 15 minutes at room temperature it is soft enough to spread

    asked by Tshepang on July 21, 2014
  3. chemistry

    how much heat is required to raise the temperature of a 35 gm block of aluminum from 125 to 322 degrees?

    asked by maryam on November 26, 2012
  4. Government

    if a proposed amendment violates the constitution, should the supreme court be able to block it's ratification? Explain.

    asked by Kathlene on January 20, 2011
  5. physics

    what is the formula to calculate the following: how much force is needed to move a 10 pound block 10 feet in 8 seconds>

    asked by steve on January 27, 2011
  6. Physics

    torque to move a block of m=200kg for 10m at an angle of 25 degree with a speed of 20m/s.

    asked by Ankur on March 16, 2014
  7. chemistry, i need help like a.s.a.p!!!!

    What is the density of a block of unknown material with a mass of 19.07 g if the dimensions are: length = 3.1 cm height = 1.9 cm width = 4.6 cm

    asked by danyae on September 24, 2012
  8. physics

    Forces of 4.57 N and 4.74 N act at right angles on a reddish-green block of mass 5.76 kg. How much acceleration occurs?

    asked by anthony on October 9, 2014
  9. chemistry

    a copper block has a mass off 80 grames and occupies a volume of 9.5cm3 calculate its density

    asked by alex on October 26, 2010
  10. physics

    Forces of 4.57 N and 4.74 N act at right angles on a reddish-green block of mass 5.76 kg. How much acceleration occurs?

    asked by anthony on October 9, 2014
  11. chemistry

    What is the density of a block of unknown material with a mass of 15.86 g if the dimensions are: length = 2.2 cm height = 1.7 cm width = 4.8 cm

    asked by kim on February 19, 2013
  12. physics

    A 30.0 kg block falls from a height of 30,4 m. assuming a closed system its speed just before hitting the ground is about?

    asked by Cherri on January 19, 2015
  13. PHYSICS

    TWO WEIGHTS ARE ATTACHED TO BOTH ENDS OF A WIRE AND SLIDED ON A BLOCK OF ICE.INVESTIGATE THIS PHENOMENON?

    asked by ABBA on May 9, 2010
  14. science

    (1) what measurements and what calculation would you need to make in order to determine the density of a rectangular wooden block? (2)

    asked by roy on March 30, 2011
  15. chemistry

    What is the density of a block of unknown material with a mass of 19.07 g if the dimensions are: length = 3.1 cm height = 1.9 cm width = 4.6 cm

    asked by danyae on September 24, 2012
  16. science

    Lily walked 2 blocks east, then 1 block south. How would you determine her total displacement?

    asked by william on April 7, 2010
  17. chemistry

    What is the density of a block of unknown material with a mass of 17.02 g if the dimensions are: length = 2.2 cm height = 1.7 cm width = 2.7 cm

    asked by malb2 on February 16, 2014
  18. Chemistry

    Determine the energy in K calories needed to convert a one pound block of ice to steam

    asked by Carolyn on June 11, 2011
  19. algebra

    i have to write a number in the block to make this true how do i get the answer for 70-30=40- please show me a example so i can complete my work

    asked by avonia on May 22, 2012
  20. medical terminology/exercise science terminology

    ________ are typically used to block pain a.anesthetics b.antipruritics c.anticogulants d.analgesics my answer is a

    asked by susue on January 13, 2014
  21. fraction

    Joey has a board that is 4 yards long. How much needs to be sawn off to make the board 2 feet 8 inches long?

    asked by Anonymous on September 18, 2014
  22. math

    A board is 54 inches long. Mate cuts the board into 6 equal pieces. How long is each piece

    asked by Madeline on December 29, 2014
  23. Algebra

    A 180-m wire is cut into three pieces. The third piece is 20 m longer than the first. The second is two thirds as long as the first. How long is each piece?

    asked by Scarlett on April 11, 2013
  24. MATH WORD PROBLEM

    TERRY HAS A BOARD THAT IS 4YARDS LONG. hOW MUCH NEEDS TO BE SAWN OFF TO MAKE THE BOARD 2FEET 8INCHES LONG?

    asked by Anonymous on July 18, 2014
  25. Math

    A rope is 20 feet long what is the maximum number of peices each 20 inches long that can be cut from the rope

    asked by Britney on September 10, 2015
  26. math

    Two mechanical shafts are joined together at their ends. Together, their total length is 17 2/9 ft. If one shaft is 7 5/9 ft long. How long must the other shaft be?

    asked by donny on May 5, 2014
  27. physics

    A man steps off a 100 m diving platform. How long will it take him to drop the …first 50 m? How long will it take him to drop the second 50 m?

    asked by CMC on January 31, 2014
  28. word problems math

    Laura wants to cut a board into three equal pieces. The board is 5-8 feet long. How long will each piece be?

    asked by Aaliyah on September 28, 2012
  29. math

    a piece of wood is 7 1/4 feet long. how many 2 foot long pieces can sue cut from the wood? 1 2 3 4

    asked by math help asap on November 11, 2014
  30. Math

    A piece of string is 3 yards long. How many 1 1/4-yard long pieces can Julie cut from the string? A. 1 B. 2 C. 3 D. 4

    asked by Leo on November 2, 2016
  31. math

    math problem: a snake is 60 inches long. It grows 3 inches every year. How long will it be y years from now?

    asked by john on September 21, 2011
  32. MATH

    TERRY HAS A BOARD THAT IS 4 YARDS LONG. HOW MUCH NEEDS TO BE SAWN OFF TO MAKE THE BOARD 2 FEET 8 INCHES LONG?

    asked by NORMA on March 14, 2013
  33. math

    a piece of wire is 0.75m long how many pieces of wire 0.5m long, can be cut from it? What is the remaining lenght

    asked by Anonymous on January 7, 2015
  34. Mathematics

    Two Triangles Are Similar.Aside Of One Is 2 units long .the corresponding sides of the other is 5 units long. what is the ratio of a. their perimeters? b. their areas?

    asked by Mathematics on May 5, 2016
  35. MATH STEVE

    A piece of string is 3 yards long. How many 1 1/4-yard long pieces can Julie cut from the string? A. 1 B. 2 C. 3 D. 4

    asked by Leo on November 2, 2016
  36. Math word problem

    Peter has a board that is 4 yards long. How much need to be sawn off to make the board 2 feet 8 inches long?

    asked by Lovely on September 8, 2015
  37. Math

    A piece of wood is 8 ft long is to be divided into two pieces where one of the two is twice as long as two feet less than the other piece. What are the sizes of the two parts

    asked by Yanim on March 12, 2013
  38. proportions

    a locomotive is 58 ft long and 11 ft wide.a special effects designer makes a model that is 20 in. long. how wide should it be?

    asked by Anonymous on March 19, 2013
  39. math

    Man 6 feet tall cast shadow 15 ft long. Girl is 5 ft. 10 inches how long will her shadow be

    asked by emily on September 13, 2011
  40. Math

    Mr Campbell has a rope14m long.He cuts it into equal pieces. Each piece is 2m long. How many pieces of rope does he get?

    asked by Lucille on May 8, 2018
  41. math

    a piece of ribbon 3/4 yard long is cut into 9 equal pieces. How long is each piece in feet?

    asked by jalyne on January 10, 2013
  42. algebra

    A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

    asked by Nina on November 21, 2010
  43. 4thGrade Math

    Mr. Brown has a piece of hose 11 ft long. He is going to cut it into 15 equal-length pieces. How long will each piece be?

    asked by Hope on January 19, 2012
  44. Math

    Davids poster is 62 centimeters long.teds poster is 7 decimeters long.who posters is longer

    asked by Pietro on May 2, 2013
  45. math

    from a 12 metres long piece of cloth a shopkeeper cuts pieces 3/4 metre long how many pieces will he get

    asked by japjeet on June 29, 2017
  46. Physics

    If a vector that is 1 cm long represents a velocity of 10 km/h, what velocity does a vectory 2 cm long drawn to the same scale represent?

    asked by Tim on September 14, 2007
  47. area hexagon

    Find the area of a regular hexagon with an apothem 10.4 yards long and a side 12 yards long. Please help

    asked by kevin on April 16, 2012
  48. Math

    If a 32 ft rope is cut into two sections with one section 7 times as long as the other section, how long is the shorter piece?

    asked by Chely on December 1, 2012
  49. Math

    A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

    asked by Nina on November 21, 2010
  50. Aztec high school

    Math/ terry has a board that is 4 yards long. How much needs to be saw off to make the board 2 feet 8 inchs long?

    asked by Lesean Anderson on February 7, 2015
  51. math

    Karyn cuts a length of ribbon into 4 equal pieces, each 1 1/4 feet long. How long was the ribbon?

    asked by taniya on January 28, 2015
  52. English shifting and mixed sentences

    1. Which sentence contains a shift in number? The lake contained garbage that flows through the storm drains. He couldn't refuse when offered another helping of dessert; sometimes you just can't resist! His book was returned to the bin, and then Johnny

    asked by christopher on April 25, 2010
  53. physics

    A person pulls with a force of 40 N on two boxes at rest. The top box is 3.0 kg and the bottom box is 6.0 kg. The coefficient of kinetic friction between the floor and the larger box is .20 and the angle is 30 degrees. a) if the smaller box doesn't slide

    asked by caroline on October 27, 2010
  54. physics

    A person pulls with a force of 40 N on two boxes at rest. The top box is 3.0 kg and the bottom box is 6.0 kg. The coefficient of kinetic friction between the floor and the larger box is .20 and the angle is 30 degrees. a) if the smaller box doesn't slide

    asked by caroline on October 28, 2010
  55. English

    Restate the theme you selected in the previous question. Support the theme with two details from "Anna's Secret Wish". In the previous question I chose A which is "Each person sees beauty in a different way." I'm having trouble supporting the theme with

    asked by Em on November 13, 2018
  56. chemistry

    This question I really don't get it. I tried tried tried to figure out how to start solve the problem but still couldn't figure out. So can you help me with one question PLEASE? If so, can you please explain to me how you get the answer? Also can you show

    asked by Laura on June 14, 2012
  57. science

    A swimming pool contains 155m3 of water. If water must be heated from 16C to 32C. How many Joules of heat energy must be supplied? 1 cal=4.184 J Do I need to convert 155m3 to weight? yes. Then mass x 4.184 J/g*c x (Tfinal-Tinitial)= heat energy required.

    asked by Melba on September 26, 2006
  58. Genetics

    A pure-breeding white mouse with a long tail was crossed to pure-breeding pink mouse with a short tail. The F1 progeny were all pink with long tails. These F1 mice were test crossed to white mouse with a short tail. If the gene controlling color and the

    asked by Jane on October 24, 2016
  59. biology (genetics)

    A pure-breeding white mouse with a long tail was crossed to pure-breeding pink mouse with a short tail. The F1 progeny were all pink with long tails. These F1 mice were test crossed to white mouse with a short tail. If the gene controlling color and the

    asked by Jane on October 24, 2016
  60. Ap Chemistry

    Hi, I was wondering if you could possibly help me with this chem question. For the relatively slow decomposition of NOCL into NO and Cl2 according to the reaction below, it is known that the reaction is second order w/ respect to NOCl and that after 23.4

    asked by Carlo on February 25, 2008
  61. Physics

    A uniform ladder of mass 30kg and length 5m rest against a smooth vertical wall with its lower end on a rough ground. The coefficient of friction is 0.4.the ladder is inclined at 60 degrees to the horizontal. Find how far a man of mass 80kg can climb

    asked by Steven on October 21, 2018
  62. Chemistry

    This is a mulit step problem How many grams of barium phosphate are produced from the reaction of 3.50g of sodium phosphate and 6.4g of barium nitrate? The other product is sodium nitrate. 1. Write the balanced equation for the reaction 2. How many grams

    asked by Tracey on October 5, 2006
  63. english

    Which of the following would be the best approach to answering an essay question? Select one: a. Type the question into Google and use websites on the first page of results as the basis of your answer. b. Search the library catalogue, find a range of books

    asked by dfghj on August 6, 2017
  64. accounting

    I don't know if the answer is $0 or $1,000,000. One part says it's 1,000,000 because it's less than a year, but they also have the intention of using part of it for a long term bond, so I think it could be 0. Below is the question. Other answers to select

    asked by frustrated on May 23, 2009
  65. math

    I asked this earlier today but did not get help. Can you please let me know if this question is done properly? Thank you Camern is wrapping a present. She does not want any left over wrapping paper. How much wrapping paper does she need to buy. The length

    asked by ES on March 17, 2013
  66. Electricity and Magnetism

    This was actually a test question: Additional Information: This question is based on the Hall effect in a wire. Question: I want you to build a magnetic feild sensor. You have all the properties of the materials and the dimentions of the sensor. a) derive

    asked by Simon on November 28, 2011
  67. Lanuge help please

    the following question asks about one or more selections from your literature textbook. You may use your textbook to answer the question. Select one question to respond to. Option 1: Write a short essay in which you examine the figurative language in

    asked by My Butt on May 5, 2017
  68. physics (help)

    A small object of mass m= 90 kg slides down a spherical dome of radius R=12 m without any friction. It starts off at the top (polar angle θ=0) at zero speed. Use g=10 m/s2. (See figure) (a) What is the magnitude of the force (in Newtons) exerted by the

    asked by Anonymous on November 1, 2013
  69. PHYSICS(HELP)

    A small object of mass m= 90 kg slides down a spherical dome of radius R=12 m without any friction. It starts off at the top (polar angle θ=0) at zero speed. Use g=10 m/s2. (See figure) (a) What is the magnitude of the force (in Newtons) exerted by the

    asked by Anonymous on November 1, 2013
  70. physics(help)

    A small object of mass m= 90 kg slides down a spherical dome of radius R=12 m without any friction. It starts off at the top (polar angle θ=0) at zero speed. Use g=10 m/s2. (See figure) (a) What is the magnitude of the force (in Newtons) exerted by the

    asked by Anonymous on November 1, 2013
  71. English

    1. It seems that the two years was a long time for you. 2. It seems the two years was a long time for you. 3. It seems like the two years was a long time for you. -------------------------- Are they all grammatical? Which one is commonly used? Can we omit

    asked by rfvv on December 2, 2016
  72. Math/scale factor/areas

    Chef Potato's body has a cylinder in the middle and two half spheres that make up his bottom and head. He has the two dimensional shape measurements as follows: 20 cm in total length, 5 cm between the end of the cylinder and the top of the top sphere.  

    asked by James Prouton on September 11, 2018
  73. PHYSICS PLEASE HELP !!!!!

    A daredevil is riding a motorcycle on the inside of a spherical metal cage of radius 9.7 meters. The total mass of the person and motorcycle is 79.2 kg. If he is to make a vertical circle within the cage at some constant speed, v, what normal force, in

    asked by Kaleigh on October 21, 2011
  74. Math

    Hi. I found this question on a Math Counts practice test and it seriously confused me. I've never learned about this, and it would help if someone helped me. Thanks in advance. How many elements are in the intersection of the set of all the prime numbers

    asked by Sahana on November 26, 2010
  75. Science

    Which objects will sink or float if the density of pure water is1/gm or 1gm/cm3. The following of the following objects will sink or float if the mass, volume, and density of the objects are: Small sized block : mass=4.5 grams, volume=2.744 cm3, density:

    asked by CD on September 18, 2018
  76. Physics

    A brick of mass 1.0 kg slides down an icy roof inclined at 30.0 degrees with respect to the horizontal. (a) If the brick starts from rest, how fast is it moving when it reaches the edge of the roof 2.00 m away? Ignore friction. (b) Redo part (a) if the

    asked by Anonymous on March 26, 2011
  77. fluid mechanics

    A circular plane lamina is immersed inclined in water such that the distance of its parimeter measured vertically below the water surface varies between 0.6m and 1,5m. Find the total hydrostatic force acting on the side of the lamina, and the vertical

    asked by kefilwe on March 22, 2015
  78. ap physics

    A 52kg skier starts at rest and slides 30m down a hill inclined at 12 degrees relative to the horizontal. List five quantities thatbdescribe the motion of the skier and solve for of them( aleast one of them should be be a kinematic quantity). I know these

    asked by debora on October 10, 2014
  79. Physics

    A brick of mass 1.0 kg slides down an icy roof inclined at 30.0 degrees with respect to the horizontal. (a) If the brick starts from rest, how fast is it moving when it reaches the edge of the roof 2.00 m away? Ignore friction. (b) Redo part (a) if the

    asked by Physics on March 27, 2011
  80. Please help and explain engineering science n3

    car moves at a constant velocity up an inclined plane making an angle of 28degrees with the horizontal. The coefficient of friction is 0.387. The force exerted by the engine on the car is 588N. Calculate the Following A.weight of the car B.frictional force

    asked by Buhle on February 26, 2015
  81. Advanced MicroEconomics

    In a competitive market, there are two groups of firms. For every firm in group A, the long-run ATC curve is U-shaped and intersects the long-run MC curve when ATC = 20 and output is 4. There is an unlimited number of firms in group A. Every firm in group

    asked by Joy on November 12, 2013
  82. Advanced MicroEconomics

    In a competitive market, there are two groups of firms. For every firm in group A, the long-run ATC curve is U-shaped and intersects the long-run MC curve when ATC = 20 and output is 4. There is an unlimited number of firms in group A. Every firm in group

    asked by Joy on November 12, 2013
  83. english

    has anyone read the book by shakespeare The Mercahnt of Venice? i have a question about it Cassidy, please post your question and I will try to help you. In the meantime, you might look at this site for help. w w w .g r a d e s a v e r .c o m /c l a s s i

    asked by cassidy on October 2, 2006
  84. English Language Arts

    I have 2 questions about gerunds. The first question I'm pretty sure I know the answer but I need the most help with the second: 1.Which word or words from the following sentence is used as a gerund: "By stealing a summerstick, Gluskabe was able to defeat

    asked by Anonymous on April 26, 2018
  85. physics

    Note: The direction of the acceleration ~a of the system is given in the figure. Three masses (17 kg, 21 kg and 67 kg) are connected by strings. The 67 kg mass slides on a horizontal surface of a table top and the 17 kg and 21 kg masses hang over the edge

    asked by I dont like physics on November 24, 2015
  86. physics

    A 40.0 kg wagon is towed up a hill inclined at 17.9° with respect to the horizontal. The tow rope is parallel to the incline and has a tension of 140 N. Assume that the wagon starts from rest at the bottom of the hill, and neglect friction. How fast is

    asked by luc on October 10, 2009
  87. Physics

    A spring with k=40.0 N/m is at the base of a frictionless 30.0 degree inclined plane. A 0.50-kg object is pressed against the spring, compressing it 0.20m from its equilibrium position. The object is then released. If the object is not attatched to the

    asked by Anonymous on March 27, 2011
  88. Physics

    A spring with k=40.0 N/m is at the base of a frictionless 30.0 degree inclined plane. A 0.50-kg object is pressed against the spring, compressing it 0.20m from its equilibrium position. The object is then released. If the object is not attatched to the

    asked by Work needed! on March 26, 2011
  89. Poem

    Question 4 of 5 'Hope is the thing with feathers That perches in the soul, And sings the tune--without the words, And never stops at all, 'And sweetest in the gale is heard; And sore must be the storm That could abash the little bird That kept so many

    asked by Jill on January 2, 2015
  90. Physics

    A seagull can fly with a speed of 12.5 m/s (relative to the air). (a) How long will it take the gull to fly from his perch 420. m east to the carcass of a dead fish floating in the water if the wind is from the east at a speed of 2.70 m/s? (b) Having eaten

    asked by Kat on May 29, 2014
  91. english

    Identify the question word that is answered by the underline word pr phrase in each sentence.Then write a question below the sentence using the correct question word. ____1.Drivers should drive carefully to avoid accidents? underline carefully

    asked by Jesus on July 4, 2012
  92. Physics

    A toy slides down an inclined plane which makes an angle of 60 degrees with the horizontal. It starts from rest and achieves a final velocity of 8 m/s in 5 seconds at the bottom of the plane. a. What is the acceleration down the plane? b. What is the

    asked by Tsunayoshi on November 2, 2013
  93. physics

    A 150-N ladder leans against a smooth wall, inclined at an angle of 60 degrees above the floor. The centre of gravity of the ladder is at point on the ladder which is one-third the length of the ladder from the bottom. How large a horizontal force must the

    asked by tlolu on October 27, 2014
  94. Algebra

    A physics student stands at the top of hill that has an elevation of 37 meters. He throws a rock and it goes up into the air and then falls back past him and lands on the ground below. The path of the rock can be modeled by the equation y = –0.02x² +

    asked by Sandra on April 4, 2014
  95. math

    a log that is 50 cm long is cut into 2 pieces one of the pieces is 8 cm shorter than the other one. how long is orginal log and if the original log is cut into equal pieces how long would each piece be

    asked by naresh on May 26, 2013
  96. physics

    At 08:00hrs a 2.0- m-long vertical stick in air casts a shadow 1.8 m long. If the same stick is placed at 08:00hrs in air in a flat bottomed pool of salt water half the height of the stick, how long is the shadow on the floor of the pool? (For this pool, n

    asked by help? on May 24, 2008
  97. physics

    At 08:00hrs a 2.0- m-long vertical stick in air casts a shadow 1.8 m long. If the same stick is placed at 08:00hrs in air in a flat bottomed pool of salt water half the height of the stick, how long is the shadow on the floor of the pool? (For this pool, n

    asked by help? on May 25, 2008
  98. Precalculus

    The question(s) are as follows: Given: f(x) = 3cos(3x+π) - 4 Find: a) the inverse of F(x) b) the domain and range of F(x) c) the domain and range of F -1(x) I got cos-1[(x-4)/9] - π = y for the inverse, although I'm not sure I did the problem right (I

    asked by Mary on November 12, 2012
  99. physics

    1. What is the acceleration on the Earth? Remember the equation for an object that starts at rest is this: d = 1/2at2 ( this is an experiment for droping a ball from a 6 meter hight and seeing how long it takes to get to the floor from 6 meters, it took

    asked by Bongo on October 3, 2007
  100. Maths

    Sorry for posting this one again. But sir, Im really sorry. I thought tutors wont answer me, so I do it with different subject. This is really desperate. I didn't know it was dawn there. My country is night right now. Once again sorry. Heres the question.

    asked by Stupid student who says sorry. on September 13, 2016