law

5,280 results, page 36
  1. History

    Which accurately describes Newton’s Laws? newton defined the three laws of motion that govern planetary bodies and objects on earth newton defined three laws of thermodynamics that predict the conservation of energy newton defined the laws relatively

    asked by malia on November 2, 2017
  2. Physics

    Consider a modified Atwood machine, with a mass sitting on an inclined plane connected by a string which stretches over a pulley connected to a hanging mass. Friction is ignored. Draw a free body diagram for both blocks. Apply Newton's second law to both

    asked by carolyn on February 3, 2015
  3. geometry

    A segment that is a units long makes a C-degree angle with a segment that is b units long. In terms of a, b, and C, find the third side of the triangle defined by this SAS description. You have done numerical versions of this question. Start by finding the

    asked by sally on April 11, 2010
  4. physics

    Consider a modified Atwood machine, with a mass sitting on an inclined plane connected by a string which stretches over a pulley connected to a hanging mass. Friction is ignored. Draw a free body diagram for both blocks. Apply Newton's second law to both

    asked by carolyn on February 2, 2015
  5. sci/275

    Review Ch. 5, The Flow of Energy Through Ecosystems. Then, complete Appendix C. · Post your response to the following: Identify the fruit or vegetable you selected and relate the second law of thermodynamics to the changes in energy observed in Appendix

    asked by Shawn on December 10, 2008
  6. Science/Biology/Physics

    Which of the following represents Boyle's gas law? A. Gas turns to a liquid when temperature reaches 0° C (32° F). B. As the volume of a gas increases, the temperature also increases. C. At any temperature, inert gases are less combustible than non-inert

    asked by J on July 24, 2014
  7. Us Government

    a) Identify two express powers of the president b) what are the express powers of the Vice Presiden? c)Identify two express powers of Congree. Please remember that YOU need to do the work and let us know what YOU think the answers are. Then someone here

    asked by Jen on August 25, 2006
  8. science

    Helium has the lowest boiling point of the elements. The slightest change in temp can cause it to vaporize and expand. To prevent pressure explosions, a line from the tank has a "burst disk" in case a of sudden pressure increse. then the diaphragm would

    asked by anonymous on January 2, 2011
  9. english

    Do these sentences sound correct: 1. The car stopped quickly to avoid the child. 2. My friend is generous, hardworking, and talkative. 3. The members of Congress would rather stonewall the proposal than pass the new law. 4. When the ice is thin, you should

    asked by Jennifer on November 2, 2015
  10. Inclusive Language Quoting from Biased Sources

    The employee guide indicated that men could add their spouses to their health care plan. Should it state that The employee guide indicated that employees could add their spouses to their health care plan. I am confused on quoting bias sources I was always

    asked by kathy on July 12, 2006
  11. history

    “To understand political power right, and derive it from its original, we must consider, what state all men are naturally in, and that is, a state of perfect freedom to order their actions, and dispose of their possessions and persons, as they think fit,

    asked by KAKE on October 7, 2018
  12. english

    can you proof read for me. In second part of the novel is more interesting from the first part. Alex was bored so Lao Xu told him the story about Zhou and Zhu Ge-Laing. It was very interesting story about Chinese history. Alex is very good to learn things

    asked by anu on January 14, 2010
  13. Chemistry: please help, I am stumped

    When nitroglycerin (C3H5N3O9) explodes, it decomposes into the following gases: CO2, N2, NO, and H2O. If 239g of nitroglycerin explodes, what volume will the mixture of gaseous produces occupy at 1.00 atm pressure and 2678oC? a. Write a balanced equation

    asked by Suzanne on April 28, 2014
  14. Algebra 1

    7) Use cummutative law to find an equivalent expression. 73+yz Answer: 73(y+z) I know this one is wrong but I cannot figure out how to do the problem. 8) Simplify 6[5-9(3-1] Answer: -70 10)The formula b=30a is used in New England to estimate the minimum

    asked by deedee on November 5, 2008
  15. chemistry

    I have a problem like this: CHCl3 + Cl2 = CCl4 +HCL This is the rate table: CHCL3 Cl2 Initial Rate .010 .010 .0035 .020 .010 .0069 .020 .020 .0098 .040 .040 .027 They want me to find the rate constant and the rate law.

    asked by Nancy on February 23, 2013
  16. law

    __________ refers to the convicted offender's personal statement to the court prior to imposition of sentence. A. The agreement of submission B. Voir dire C. Retribution D. Allocution is it D 2. When the framers of the Constitution incorporated the ban

    asked by Amy on May 25, 2013
  17. science

    Instructions: Read the following paragraph carefully. Then use what you know about momentum, work, and energy to answer the following questions. Be sure to show your work. You are a traffic accident investigator. You have arrived at the scene of an

    asked by Anonymous on October 27, 2010
  18. history

    how do legalism and daoism differ? A)legalism emphasizes strict law and harsh punishment, and daoism emphasizes that a government that governs least is best. b)daiosm emphasizes personal salvation and leagalism emphasizes the a government that governs is

    asked by sarah on January 10, 2012
  19. Physics

    A daredevil attempts to swing from the roof of a 24m high bulding to the bottom of an identical building using a 24m rope. He starts from rest with the rope horizontal, but the rope will break if the tension force in it is twice the weight of the

    asked by Aaron on March 1, 2009
  20. Algebra 2

    On a cold winter night, Anna makes a cup of hot cocoa. When she takes the first sip, she realizes that the cocoa is too hot to drink. She drops a thermometer into the cup and discovers that the cocoa is 170° F. After 20 minutes, she tries again and the

    asked by Jordan on March 23, 2017
  21. business law

    Elements of Contract Law Project Rationale: The students will examine the typical issues of contract law in scenarios taken from a common setting, the purchase of an automobile. Problem Statement: For purposes of this exercise, assume the following facts

    asked by animal on May 12, 2008
  22. Math

    1. Find the value of Sin^-1(-1/2) a. -30 degrees b. 30 degrees c. 150 degrees d. 330 degrees 2. Find the exact value of cos(-420 degrees) a. -1/2 b. 1/2 c. sqrt of 3/2 d. -sqrt of 3/2 3. p(-9/41, 40/41) is located on the unit circle. Find sin theta. a.

    asked by Belden on April 5, 2008
  23. Physics

    Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon. Assume the orbit to be circular and 160 km above the surface of the Moon, where the acceleration due to gravity is 1.42 m/s2. The radius of the Moon is 1.70

    asked by Kristen on October 2, 2012
  24. Criminal Justice

    Do you consider the major crimes listed in the FBI crime index to be male in se? I would say that they are both male in se and male in prohibita considering the major crimes are both illegal by law and wrong in itself. Could I be wrong here? Would any of

    asked by Criminal Justice Question on February 22, 2009
  25. physics

    if one resistor is removed from a parallel circuit, the total current will 1) decrease b) increase c) remain the same and the current flowing through each of the remaining branches ____________________. removing one resistor makes total resistance greater.

    asked by Sejul on May 19, 2011
  26. physics

    if one resistor is removed from a parallel circuit, the total current will 1) decrease b) increase c) remain the same and the current flowing through each of the remaining branches ____________________. removing one resistor makes total resistance greater.

    asked by Sejul on May 19, 2011
  27. science

    Newton’s Second Law of Motion is expressed as F = ma. If you are pushing a lawn mower in your backyard and suddenly double the pushing force, what will happen to the lawn mower's rate of acceleration? The mass of the lawn mower is constant. A. The

    asked by katie on February 8, 2013
  28. Physics

    A force of 2N will stretch a rubber band 2 cm. Assuming that Hooke's law applies, how far will a 4N force stretch the rubber band? How much work does it take to stretch the rubber band this far?

    asked by T.J. on May 2, 2014
  29. Science/maths

    what are some problems you might encounter when a)finding the volume of a rugby ball b)finding the diameter of a tennis ball c) finding the mass of a grain of sugar can you help me then I help you please w/b a) submerge it in water in a graduated container

    asked by San on March 4, 2007
  30. Geometry

    I need help with this. Use the Law Of Syllogism to determine a conclusion from statements 1 & 2. 1. All squares are rhombuses 2. The diagonals of a rhombus are perpendicular. What can we say about the diagonals of all squares then? the diagonals of all

    asked by Azlin on September 12, 2006
  31. Statistics and Probability

    Let N be a random variable with mean E[N]=m, and Var(N)=v; let A1, A2,… be a sequence of i.i.d random variables, all independent of N, with mean 1 and variance 1; let B1,B2,… be another sequence of i.i.d. random variables, all independent of N and of

    asked by Anonymous on November 5, 2018
  32. CHEMISTRY

    The data below has been taken for the reaction of a dye with the hydroxide ion. The reaction was performed at two different hydroxide ion concentrations while the dye concentration was kept constant. What is the rate law? [OH─] = 0.10 M [OH─] = 0.20 M

    asked by Aparna on March 18, 2014
  33. History

    What was American's mistaken view of the Native Americans, and how did that relate to American's acceptance of Jackson's relocation of Native American tribes to reservations west of the Mississippi River? Answer :Andrew Jackson believed they had a right to

    asked by M on January 29, 2015
  34. Chemistry - Kc question

    What would happen to Kc values in an experiment if the Beer's law constance (k) value used was low ( e.g you used 4000/M when the actual constant had a value of 5000/M)? Explain your answer Absorbance = k*length cell*concentration Cell length is constant.

    asked by matt on August 5, 2007
  35. Criminal Justice

    My assignment is below, can someone point me into a good direction of where to find good info on dectectives/investigators. Each member of the team should create four to six PowerPoint slides for presentation covering a specific role played by police

    asked by ask on May 6, 2008
  36. Modern World Studies

    Only July 14, 1789, people in Paris, France attacked a prison holding political prisoners. This marked the start of the French Revolution. In 1791, France’s National Assembly passed laws and the Declaration of the Rights of Man which declared all people

    asked by Bro on November 19, 2018
  37. Chemistry

    1. The following data was collected for the reaction between hydrogen and nitrogen monoxide. The time recorded corresponds to a N2 concentration change of 5.3 x 10-4 M. 2H2(g) + 2NO(g)  2H2O(g) + N2(g) Trial [H2], M [NO], M Time, s 1 0.01 0.02 74 2 0.02

    asked by Jason on June 5, 2013
  38. Math

    A communications tower is located at the top of a steep hill, as shown in the figure below. The angle of inclination of the hill is 68°. A guy wire is to be attached to the top of the tower and to the ground, 150 meters downhill from the base of the

    asked by Evan Ramseur on April 8, 2018
  39. Physics Word Problem

    using Snell's Law (sin(theta1)/sin(theta2) = v1/v2 where (theta1) is the angle of incidence and (theta2) is the angle of refration. The number V1/V2 is called the index of refraction. The index of refraction from air to water is 4/3. If a ray of light

    asked by Jeremy on November 14, 2012
  40. Physics Word Problem

    using Snell's Law (sin(theta1)/sin(theta2) = v1/v2 where (theta1) is the angle of incidence and (theta2) is the angle of refration. The number V1/V2 is called the index of refraction. The index of refraction from air to water is 4/3. If a ray of light

    asked by Jeremy on November 14, 2012
  41. Physics

    A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center.

    asked by Angelina on February 19, 2012
  42. Physics

    A 20N block rests on a table, connected by a massless rope to a 12N block hanging off the table. Assume the pulley is light and frictionless. What is the tension in the rope? ______________________________________ I calculated the masses to be 2.04kg and

    asked by Kallian on October 22, 2017
  43. BUSINESS LAW

    At issue in the twenty-first century is the trade-off between the necessity of writers, musicians, artists, and movie studios to profit from their work and the free flow of ideas for the public benefit. Movie (and music) industry participants claim that

    asked by Marie on January 29, 2011
  44. business law

    At issue in the twenty-first century is the trade-off between the necessity of writers, musicians, artists, and movie studios to profit from their work and the free flow of ideas for the public benefit. Movie (and music) industry participants claim that

    asked by wanda on January 24, 2013
  45. Algebra

    Suppose that a constant force is applied to an object. Newton's Second Law of Motion states that the acceleration of the object varies inversely with its mass. A constant force acting upon an object with mass 12 kg produces an acceleration of 2m/s^2. The

    asked by Lisa on February 3, 2016
  46. please check history

    Two powers of Congress. 1. declare war 2. pass laws Two powers of the President: 1. make treaties 2. appoint ambassadors Three types of Federal Courts: 1. District Courts 2. Court of Appeals 3. The Supreme Court and then I just have one extra question that

    asked by Anonymous on August 28, 2006
  47. maths

    Compass bearings of a carin are taken from two points A and B, 400 m apart, along a strsight north-south path, A being due north of B. the bearings of the carin from A and B are 110 degrees and 80 degrees, respectively. choose the two options which give

    asked by katie on April 21, 2007
  48. Physics

    An object moving along a horizontal track collides with and compresses a light spring (which obeys Hooke's Law) located at the end of the track. The spring constant is 38.6 N/m, the mass of the object 0.270 kg and the speed of the object is 1.20 m/s

    asked by Ryan on February 11, 2014
  49. chemistry, biotechnology

    The question is: "The molar extinction coefficient of pure antibody is 1.4 absorbance units per milligram antibody @280nm. You have a concentrated antibody solution, so you make a 5-fold dilution and measure @280, getting an absorbance of 0.845. What is

    asked by Jennifer on October 2, 2014
  50. science

    how do jupiter's moons stay in orbit around jupiter They rotate around jupiter. If you rotate around an object you are accelerating toward it, even though the distance can stay the same. This so-called centripetal acceleration multiplied by the mass must

    asked by jj on November 11, 2006
  51. Chemistry Ap

    At 20◦C the vapor pressure of pure methanol (CH3OH) is 89.0 torr and of pure water (H2O) is 17.5 torr. A solution of methanol and water has a total vapor pressure of 35.5 torr at 20◦C. Calculate the mole fraction of methanol in this solution. Assume

    asked by Ethan on March 4, 2015
  52. HCM621

    As the health care industry evolves and changes so do the legal and ethical issues that its employees face. An employee of the facility you have chosen to study this term has come to you with a question. He has heard a lot about issues the organization is

    asked by Pupitas on August 17, 2011
  53. Statistics

    a city law-enforcement official has stated that 20% of the items sold by pawn shops within the city have been stole. Ralph has just purchased 4 items from one of the city's pawn shops. Assuming that the official is correct, and for x = the number of

    asked by Kiesh on October 25, 2012
  54. Chemistry

    Ammonium nitrate (NH4NO3) is an important agricultural industrial chemical as it provides readily available nitrogen for plant growth, and one can buy 50. pounds of ammonium nitrate for $38. Urea (CO(NH2)2) is an attractive alternative, and, not being a

    asked by Val22 on March 15, 2015
  55. Geargia State History (Social Studies)

    2. Officials whose jobs are not provided for in the constitution but are required by law are known as __________. A. Constitutional Officers B Secretaries Of State C. Deputies D. Statutory Officials 5. True False: The state supreme court is an appellate

    asked by Nicole on January 31, 2017
  56. PHYSICS!!!

    Hooke's law describes a certain light spring of unstressed length 36.0 cm. When one end is attached to the top of a door frame and a 6.40 kg object is hung from the other end, the length of the spring is 44.00 cm. (a) Find its spring constant I found the

    asked by Anonymous on February 2, 2010
  57. Physics

    The maximum depth of Lake Baikal, in Russia, is 1637 m, making it the world's deepest freshwater lake. If a beam of light with an angle of incidence of 60.0 degrees enters the water from the air, what is the horizontal distance between the point where the

    asked by Ashley on February 19, 2011
  58. Chemistry: Please check my work!I am stumped

    When nitroglycerin (C3H5N3O9) explodes, it decomposes into the following gases: CO2, N2, NO, and H2O. If 239g of nitroglycerin explodes, what volume will the mixture of gaseous produces occupy at 1.00 atm pressure and 2678oC? a. Write a balanced equation

    asked by Suzanne on April 28, 2014
  59. chemistry

    How do you calculate the % empty sapce in 100mL of air. Using Avogadro's number(6.02x10^23) and the average volume of O2 and N2(3.8x10^-24 cm3/molecule). I think you can use the ideal gas law but am not really sure how to do it. I also have a similar

    asked by Christy on February 4, 2009
  60. Calculus Or Something

    Find the true location of the sun in relation to your reference of the horizon if the sun is observed to make an angle of theta with the horizon. This is not an easy question. Use Snell’s law to take into account the aberration and bending of light rays

    asked by Mike on April 30, 2007
  61. PHYSICS

    A hummingbird is able to hover because, as the wings move downwards, they exert a downward force on the air. Newton's third law tells us that the air exerts an equal and opposite force (upwards) on the wings. The average of this force must be equal to the

    asked by Petrik on October 27, 2010
  62. physics

    A cylinder that has a 40.0 cm radius and is 50.0 cm deep is filled with air at 20.0°C and 1.00 atm. A 21.0 kg piston is now lowered into the cylinder, compressing the air trapped inside. Finally, a 79.0 kg man stands on the piston, further compressing the

    asked by Jessi on August 23, 2009
  63. Physics

    A bungee jumper makes a jump into the Gorge du Verdon in southern France from a platform 182 m above the bottom of the gorge. The jumper weighs 740 N and comes within 66 m of the bottom of the gorge. The cord's unstretched length is 30.0 m. (a) Assuming

    asked by Meisha on April 5, 2011
  64. Social Studies

    How does this picture show how Asoka changed after the Battle of Kalinga? (In comments) A. The pillars proclaimed the rule of law everyone must follow after the Battle of Kalinga. B. The pillars proclaimed his victory at the Battle of Kalinga and his plan

    asked by Ace on November 28, 2018
  65. History

    Are these true or false: 1. Thoreau argued that the legitimacy of democratic laws demanded obedience and represented a higher law than one's indiviudual philosophies or ethics False? 2. The wave of national uncertainy and secularism in the early 19th

    asked by Anna on February 16, 2009
  66. Social Studies

    someone already posted something similar to mine but i think they're in my class and we have way different problems to work on... name if the following involve, seperation in powers, checks and balances, judicial review, federalism, or some combination of

    asked by Spencer on October 31, 2010
  67. Physics

    When you drop a 0.27-kg apple, Earth exerts a force on it that accelerates it at 9.8 m/s2 toward Earth's surface. According to Newton's third law, the apple must exert an equal and opposite reaction force on Earth. If the mass of Earth is 5.98 1024 kg,

    asked by Anonymous on December 2, 2015
  68. physics in a way

    If you break a raw egg, why can't you put it back together? using relations to entropy and the 2nd law of termodynamics I am not certain of any physical laws that prohibit it. The 2nd law will require that energy be added in order to make up for the

    asked by Ghazi on November 14, 2006
  69. English

    I have to identify the verbs in the sentence and decide if they are linking,transitive, or intransitive. Please check these and let me know if they are correct. 2. She turned her face to the sun. (transitive) 4. The leaves on the tree turn bright red in

    asked by Sandra on July 8, 2008
  70. chem

    a) Calculate the pressure exerted by 0.5160 mol N2 in a 1.0000 L container at 24.6°C using the ideal gas law. atm (b) Calculate the pressure exerted by 0.5160 mol N2 in a 1.0000 L container at 24.6°C using the van der Waals equation. atm (c) Compare the

    asked by mel on November 18, 2007
  71. Probability

    Let N be a geometric r.v. with mean 1/p; let A1,A2,… be a sequence of i.i.d. random variables, all independent of N, with mean 1 and variance 1; let B1,B2,… be another sequence of i.i.d. random variable, all independent of N and of A1,A2,…, also with

    asked by A on April 3, 2014
  72. chem

    At 20 degrees celsius the vapor pressure of dry ice is 56.5atm. If 10 g of dry ice (solid CO2) is placed in an evacuated 0.25 L chamber at a constant temperature of 20 degrees celsius, will all of the solid sublime? Is the answer no? I don't know if this

    asked by jack on January 22, 2011
  73. Maths

    3. Ohm’s law states that the current flowing in a circuit varies directly as the applied voltage and inversely as the resistance. In an experiment, the resistance was increased by triple the percentage by which the voltage was increased. A student

    asked by David on November 17, 2012
  74. business

    A manager refuses to reveal company secrets despite an offer of handsome kickbacks. Which of the following reasons justifies her action if she were to subscribe to Kohlberg’s preconventional level of moral reasoning? A-An idea of the unpleasant emotions

    asked by phia on August 27, 2013
  75. business

    A manager refuses to reveal company secrets despite an offer of handsome kickbacks. Which of the following reasons justifies her action if she were to subscribe to Kohlberg’s preconventional level of moral reasoning? A- An idea of the unpleasant emotions

    asked by Dee on August 27, 2013
  76. Chemistry

    Hi I was hoping to get some help on this. It's review for my chemistry text on Monday and I would be grateful if someone could help me out. My teacher has been out for two weeks but we still have to know this material. 1. The following data was collected

    asked by Matt on February 10, 2014
  77. Social Studies

    According to the law of demand, low prices serve mostly as a ________ for buyers. a) supply b) reward c) substitute d) penalty Is it b? In economics, what is a substitute? a) a good or service that is more expensive than the one the buyer first wanted b) a

    asked by Anonymous on September 17, 2013
  78. English

    Count' -verb 1. to list numbers sequentially 2. to add up; enumerate 3. to include in a reckoning 4. to deserve consideration, to have merit -noun 5. the act of counting, a calculation 6. the total number resulting from a count 7. Baseball, the number of

    asked by John on May 28, 2015
  79. English

    Count' -verb 1. to list numbers sequentially 2. to add up; enumerate 3. to include in a reckoning 4. to deserve consideration, to have merit -noun 5. the act of counting, a calculation 6. the total number resulting from a count 7. Baseball, the number of

    asked by John on May 28, 2015
  80. law

    What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.) What are some of the ways that law enforcement agencies are working to reduce these types

    asked by michelle on January 3, 2011
  81. english

    I got a question regarding my homework. The task is to find the mistakes in a given text but the last sentence confuses me so much that I lost the overview. I'll copy the sentence below and hope that someone can help me. "But to protect against children

    asked by Leonie on October 26, 2014
  82. Science (Chemistry)

    The total pressure in a flask containing air and ethanol at 25.7C is 878 mm Hg. The pressure of the air in the flask at 25.7C is 762 mm Hg. If the flask is immersed in a water bath at 45.0C, the total pressure is 980 mm Hg. The vapor pressure of ethanol at

    asked by Bob on February 2, 2008
  83. CHEMISTRY

    1.Calculate the enthalpy change (ΔHºrxn) for the following reaction: (The enthalpy of formation of aqueous sodium hydroxide is -469.60 kJ/mol. The enthalpy of formation of liquid water is -285.8 kJ/mol.) 2Na (s) + 2H2O (l) → 2NaOH (aq) + H2 (g) 2.Do

    asked by Cha-Ching on December 16, 2011
  84. checking answers 4 algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an

    asked by Nashea on November 9, 2009
  85. checking answers 4 algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an

    asked by Nashea on November 8, 2009
  86. Science (Chemistry)

    I did not understand the lesson today in my Chemistry I honors class. We went over the Law of Conservation of Mass for roughly 15 minutes and he gave us this worksheet. Could someone please display how to do this, I'll pull a problem from the worksheet.

    asked by Michael Glass on October 8, 2009
  87. calculus

    A heart attack victim is given a blood vessel dilator to increase the radii of the blood vessels. After receiving the dilator, the radii of the affected blood vessels increase at about 1% per minute. According to Poiseulle's law, the volume of blood

    asked by theo on July 4, 2010
  88. Philosophy - Ethics

    I asked a question yesterday about Immanuel Kant, Grounding of the Metaphysics of Morals, and now I have a new question. I am writing a paper on how Kant is saying that inclinations shouldn't be involved in moral decisions, because inclinations do not lead

    asked by Chelsey on March 5, 2009
  89. Chemistry

    Suppose there is a simulation of 25 helium molecules and 25 nitrogen molecules on the right hide of a box before the rate of effusion. Calculate the theoretical ratio of rate of effusion of Helium to Nitrogen: **Which is the Square root of 28/4 = 2.646**

    asked by Anonymous on November 5, 2012
  90. Science/maths

    describe how you could make the following measurements and discuss any problems you might encounter a) finding the volume of a rugby ball b) finding the diameter of tennis ball. c) findin the mass of a grain of sugar a) submerge it in water in a graduated

    asked by San on March 4, 2007
  91. college chemistry

    .361 g of a non-volatile solute is dissolved in 160.0 g of water. The solute does not react with water nor dissociate in solution. Assume that the resulting solution displays ideal Raoult's law behaviour. At 90 oC the vapour pressure of the solution is

    asked by silver on February 19, 2011
  92. Chemistry AP

    At 20◦C the vapor pressure of pure methanol (CH3OH) is 89.0 torr and of pure water (H2O) is 17.5 torr. A solution of methanol and water has a total vapor pressure of 35.5 torr at 20◦C. Calculate the mole fraction of methanol in this solution. Assume

    asked by Ethan on March 4, 2015
  93. Physics

    Find the angle of refraction if there is one. If there isn't, tell which substance reflects the light: n=1.36 ~~~~~~~~~~~Angle=15.60 degrees n=1.73 ~~~~~~~~~~~Angle=17.94 degrees n=1.51 ~~~~~~~~~~~Angle=27.71 degrees n=1.0003 ~~~~~~~~~~~Angle=11.08 degrees

    asked by Steve on March 22, 2009
  94. Physics

    Multiple-Concept Example 3 provides some pertinent background for this problem. Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is

    asked by Sarah on February 12, 2009
  95. physics.

    Multiple-Concept Example 3 provides some pertinent background for this problem. Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is

    asked by Jordan on February 12, 2009
  96. Physics -Bungee Jumping Problem

    A 75kg person jumps off a tower with a bungee cord tied around their leg. The cord obeys Hooke's Law and has a cord constant value of k=50 Nts/m. After falling a distance of 15m, the cord begins to stretch. Neglecting air resistance and the mass of the

    asked by kbmr on February 22, 2007
  97. math check please

    Newton’s law of cooling states that for a cooling substance with initial temperature T0 T 0 , the temperature T(t) T ( t ) after t minutes can be modeled by the equation T(t)=Ts+(T0−Ts)e−kt T ( t ) = T s + ( T 0 − T s ) e − k t , where Ts T s is

    asked by satan on January 13, 2017
  98. p

    Alice and Bob each choose at random a real number between zero and one. We assume that the pair of numbers is chosen according to the uniform probability law on the unit square, so that the probability of an event is equal to its area. We define the

    asked by JuanPro on February 7, 2014
  99. probability

    Alice and Bob each choose at random a real number between zero and one. We assume that the pair of numbers is chosen according to the uniform probability law on the unit square, so that the probability of an event is equal to its area. We define the

    asked by JuanPro on February 7, 2014
  100. History

    which of the following Explain the Three-Fifths Compromise and the impact on the political future of the country?] A.)Delegates agreed that three-fifths of the voting members had to be in favor of a law before it was written into constitution B.)Delegates

    asked by YRN DJ on November 6, 2015