Questions Asked on
October 16, 2015

  1. english

    My trip to the dentist was not fun and was not fast either. not fun, but not fast. neither fun nor fast.

    asked by Qua
  2. english

    1. It's sometimes difficult to balance family, friends, and to do school work, as well. family, and friends, and school work, as well.

    asked by Qua
  3. child development

    Older children write better than younger children because ? A.they are they have less knowledge about the world. B.they have the mechanical aspects of writing. C.they organization their writing as they retrieve itb,often with an obvious structure. The

    asked by Woody
  4. chemistry

    How many moles of sulfur are present in 2.9 moles of Al2(SO4)3

    asked by shelly
  5. English

    sorry last question. He felt [it] was a crop that might be used more in order to reduce the reliance of southern farmers on cotton. Carver eventually discovered more than 100 products that could be made from peanuts, including many dyes and flours dye his

    asked by Qua
  6. Math

    an experimental vehicle was able to travel 3/8 mile on 1/16 gallon of water. At this rate ,what was the mileage in miles per gallon of water for this vehicle?

    asked by Anonymous
  7. Spanish

    Please help! Choose the correct form of the verb comer (to eat) that agrees with the subject ellos. a. comes b. comen c. como d. come

    asked by mistysmoke
  8. math

    solve the equation for the range zero degrees less than or equal to theta less than or equal to 360 degrees. 4 sin 0=-1

    asked by nary
  9. chemistry

    Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on decomposition. 2 H2O2(l) 2 H2O(l) + O2(g) Hrxn = -196.1 kJ How much heat is released when 529 kg H2O2 decomposes? ( ......... ) KJ *note ..watch sig figs . my

    asked by patrick
  10. Research

    All “Factorial ANOVAs” share the characteristic of

    asked by Lisa
  11. math

    Yvonne put $4,000 in a savings account. At the end of 3 years, the account had earned $960 in simple interest. A. how much does she have in her account at the end of 3 years? B. at what annual simple interest rate did the account grow? c. how many more

    asked by valentina
  12. physics

    The drawing shows four point charges. The value of q is 1.4 μC, and the distance d is 0.86 m. Find the total potential at the location P. Assume that the potential of a point charge is zero at infinity

    asked by Sarah
  13. Algebra

    Is (1,-4) a solution to the equation y=-2x? I need help finding the answer.

    asked by learner
  14. Math

    You save money in a shoebox under your bed. At first, you had $16.25 in the box. Each week you put your $3 in the shoebox. You spend $4.25 on ice cream each week. In how many weeks will your money run out?

    asked by Anonymous
  15. math

    Tom flies the helicopter through calm skies at a velocity v1. The direction of v1 is 15o north of east, and the speed is 180 km/h. Eventually, however, he enters a windy part of the atmosphere and finds that his helicopter now moves at a velocity v2. The

    asked by syam
  16. Machines and humans?

    What are some conflicts between humans and machines that have arisen in the past? So I already said that machines can put humans out of work- but any other ideas? any sites I could read up on something like this?

    asked by Shalee ^~^
  17. Chemistry

    A buffer is made by dissolving H3PO4 and NaH2PO4 in water. 1. Write an equation that shows how this buffer neutralizes added acid. Express your answer as a chemical equation. Identify all of the phases in your answer. 2. Write an equation that shows how

    asked by Mernyshia
  18. Chemistry

    Heating 1-bromobutane with 2M NaOH -> Butan-1-ol + NaBr Acidification with 2M HNO3 Then Addition of 0.1 AgNO3 dropwise What is the equation here? Also why does the mix need to be acidic before adding AgNO3?

    asked by Daksh
  19. engineering

    A lever is used to lift a heavy load. A 50 N force pushes one end of the lever down 1.2 m and the load rises 0.2 m. Calculate in weight of the load. Neglect friction

    asked by zahit
  20. child development

    Which of the following is correct about learning strategies in childhood ? A.most children spontaneously master learning strategies b.children can taught how to use strategies effectively. C.stratees for effective learning and memory are used until late

    asked by Woody
  21. Language Art's

    3.)Which principal part of the verb to know appears in sentence 1? The Sentence:Everything I know about gardening i learned from my good friend sandy. A.)Past Participle B.)Present Participle C.)Past D.)Present I Put B, IS IT CORRECT?

    asked by Douglas
  22. Calculus

    An open box with a capacity of 36,000 cubic inches is to be twice as long as it is wide. The material for the box is $.10/sq ft. What are the dimensions of the least expensive box? How much does it cost?

    asked by Matt
  23. life science

    Using examples,describe predation,competition and symbiosis,explaining how each interaction influences the population size of the organisms involed.

    asked by nelly
  24. Math Factoring Polynomial

    10x^2+15x-20 How do you factor this one? Please help... I don't get it at all.

    asked by Willay
  25. Physics

    A sprinkler mounted on the ground sends out a jet of water at a 30 ∘ angle to the horizontal. The water leaves the nozzle at a speed of 11 m/s . How far does the water travel before it hits the ground?

    asked by raquel
  26. English

    The British Prime Minister, who is visiting the U.S. this week is extremely charismatic and intelligent. a) U.S. b) week is

    asked by Qua
  27. Social Studies

    Which of the following is not true about the Pacific Ring of Fire? a. It is an arc of intense seismic activity. b. It includes the northern edge of Alaska. c. It is a zone of frequent earthquakes. d. It is the result of plate tectonics.

    asked by Kaai97
  28. Fluid

    A research submarine is designed to operate 3 km below the ocean surface. If then interior pressure is 1 atm, what is the total pressure on a 15cm diameter window and force on window. The average density of seawater is 1028 kg/m3

    asked by Man Singh Chouhan
  29. chemistry

    1.00 tonne of ammonium from the harber process is reacted with carbon dioxide to prepare the fertiliser urea and 1.35 tonnes of urea are formed. calculate the percentage yield of urea

    asked by ellie smith
  30. Physics

    A pilot, whose mass is 70.0 kg, makes a loop-the-loop in a fast jet. Assume that the jet maintains a constant speed of 325 m/s and that the radius of the loop-the-loop is 5.922 km. What is the apparent weight that the pilot feels (i.e., the force with

    asked by Nick
  31. maths

    the lenght of a rectangle exceeds its width by 7 m. if the width is decreased by 3m and the length decreasesd by 10 m the area is decreased by 95 sq. metres find the dimensions of the rectangle.

    asked by shehzad
  32. Chemistry

    NH3 is a weak base (Kb = 1.8 × 10–5) and so the salt NH4Cl acts as a weak acid. What is the pH of a solution that is 0.049 M in NH4Cl at 25 °C?

    asked by Todd Mike
  33. math

    tiangle pqr is an equilateral triangle in a circle. the height of the triangle is 18 cm. the diameter of the circle is 24 cm. find the perimeter of the triangle. can you help me solve this question?

    asked by Anonymous
  34. Interior decorator

    How could you use color to achieve a very dramatic effect.

    asked by Auly
  35. History

    Ms. Sue PLEASE check these!!!!!!!!!!! The leaders of the Virginia Company recruited more settlers and reorganized the colony. They allowed the new settlers to own land. Those settlers began to grow tobacco, a crop they learned about from the Indians. By

    asked by Blair Needs Ms. Sue
  36. physics

    A box containing food supplies for a refugee camp was dropped from a helicopter flying horizontally at a constant elevation of 414.1 m. If the box hit the ground at a distance of 95.3 m horizontally from the point of its release, ... a) what was the speed

    asked by sandy
  37. science

    In evolutionary terms, RNA is thought to have preceded proteins and DNA. Which of the following provides the most convincing support for this hypothesis? a. there are more types of RNA than there are of DNA b. RNA can both store genetic information and act

    asked by tim
  38. science

    Which of the following is the key factor driving cellular differentiation in the body? a. chemical gradients in the cellular environment b. expression of genetic coding c. rate of transcription d. cellular nutritional status B or C?

    asked by tim
  39. American Gov't

    Do federal grants represent an appropriate percentage of the total federal budget and gross domestic product (GDP)? Explain, providing at least one (1) supporting fact.

    asked by Angela
  40. math

    a piece of paper in the shape of sector of circle is rolled up to form a right circular cone. what is the measure of the angle theta if its height is twelve centimeter and radius is 5 cms

    asked by tivs
  41. Physics

    When the motor in the figure below raises the m = 1010kg mass, it produces a tension of 1.04E+4N in the cable on the right side of the pulley. The pulley has a moment of inertia of 78.9kgm^2 and a radius of 0.736m. The cable rides over the pulley without

    asked by Nora
  42. chemistry

    From data below, calculate the total heat (J) needed to convert 0.539 mol gaseous ethanol at 300°C and 1 atm to liquid ethanol at 25.0°C and 1 atm. Boiling point at 1 atm 78.5°C c ethanol gas 1.43 J/g·°C c ethanol liquid 2.45 J/g·°C ÄH°vap 40.5

    asked by patrick
  43. science

    A behavioral adaptation in which animals undergo a period of greatly reduced activity in winter is _____. A. clustes B. hibernation C. burrows D. estivation

    asked by puchu
  44. chemistry Dr BOB

    Am I correct? From data below, calculate the total heat (J) needed to convert 0.539 mol gaseous ethanol at 300°C and 1 atm to liquid ethanol at 25.0°C and 1 atm. Boiling point at 1 atm 78.5°C c ethanol gas 1.43 J/g·°C c ethanol liquid 2.45 J/g·°C

    asked by patrick
  45. Math

    I am given a graph and asked to derive the function from it. The answer key says y=(-3x^2-5)/(x^2-25)- use wolfram to graph for your convenience. I got the asymptotes but the -5 constant I don't get where it came from. Someone explain to me how to get that

    asked by Beth
  46. math with application

    If 12 % of a radioactive substance decays in 7 hours, what is the half-life of the substance? Carry out all calculations exactly, then round the final answer to three decimal places. The half life is what hours?

    asked by liv
  47. chemistry

    When 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction. (Assume that the total volume is the sum of the individual volumes and that density

    asked by patrick
  48. chemistry

    Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on decomposition. 2 H2O2(l) 2 H2O(l) + O2(g) Hrxn = -196.1 kJ How much heat is released when 529 kg H2O2 decomposes? ( ......... ) KJ *note ..watch sig figs . my

    asked by patrick
  49. health

    What is a way to boost your self-esteem? A.) Worry about other's opinions. B.) Exhibit risky behaviors. C.) Maintain a negative attitude. D.) Form close relationships. I think the answer is D, but I don't want to get it wrong.. Help?

    asked by Veronica
  50. College

    Please,i need a chemical balanced equation between diethyl ether+ conc.sulphuric acid+ glacial acetic acid

    asked by Rachel
  51. Organic Chemistry

    When reading an infrared (IR) spectrum for an unknown compound, you check for certain functional groups in a certain order. If C=O is absent, you check for alcohols/phenols (-OH), then for amines (N-H), then for ethers (C-O, & the absence of -OH). So, I

    asked by Sasha
  52. Social Studies

    What Asian body of water contains 20 percent of the planet's surface fresh water? a. The Yangtze River b. Lake Taupo c. Lake Baikal d. The Dead Sea

    asked by Kaai97
  53. Physics

    Consider the equation v = (1/7)zxt2. The dimensions of the variables v, x, and t are [L/T], [L], and [T] respectively. The numerical factor 7 is dimensionless. What must be the dimensions of the variable z, such that both sides of the equation have the

    asked by Harry
  54. chemistry

    flow diagram of extraction acid base organic

    asked by Anonymous
  55. Science

    A ball is thrown upward and returns to thrower hand in 12 seconds. What is speed with which ball is thrown and maximum height attained.

    asked by Shrey
  56. Social Studies

    Which of the following characteristics do many island countries in the Pacific Ocean share? a. They are susceptible to freezing temperatures b. They experience significant c. Their volcanoes are dormant d. Their mountains are the highest in the world

    asked by Kaai97
  57. urdandeta city university

    Mathematics least to greatest 1/4,1/8,1/2,1/3

    asked by donnalyn abon
  58. Mental & Emotional Promblems

    mental or emontional promblems may cause physical promblems True or False i put put true ,am im correct?

    asked by Douglas
  59. Algebra

    This is not a question, but six problems with answers, so please review them. If I have any wrong then please explain how to do it step by the step for the answer and suggest any thing. Thank you tutors. Solve. 1. Sasha can mow 3/8 of an acre of grass in

    asked by anon
  60. science

    An aircraft lands with an initial velocity of 85 m/s and decelerates at 9.0 m/s2 until it travels at 4.0 m/s. (a) Calculate the distance travelled along the ground by the aircraft as it decelerates. (b) How long does this deceleration take? (First decide

    asked by Paul
  61. PHYSICS

    The height of a tower is 25m. A stone is thrown upwards from the top of the tower at 20.5m/s. Calculate the total time the stone was in the air.

    asked by MAMBA NP
  62. Social Studies

    Which country features the Tigris and Euphrates river? a. Egypt b. China c. Iraq d. Israel

    asked by Kaai97
  63. History

    Do some types of speech deserve more constitutional protection than others? If so, describe one (1) type that deserves the most protection and one (1) type that deserves the least.

    asked by Kim
  64. Social Studies

    Which of the following best describes Shintoism? a. This Japanese religion worships ancestors and natural spirits b. This is a Chinese philosophy centering on self-awareness c. It is a branch of Hinduism that worships sacred animals d. It is a sect of

    asked by Kaai97
  65. Social Studies

    What island nation lies between the South China Sea and the Pacific Ocean? a. Japan b. Sri Lanka c. The Philippines Islands d. New Zealand

    asked by Kaai97
  66. chemistry

    From data below, calculate the total heat (J) needed to convert 0.539 mol gaseous ethanol at 300°C and 1 atm to liquid ethanol at 25.0°C and 1 atm. Boiling point at 1 atm 78.5°C c ethanol gas 1.43 J/g·°C c ethanol liquid 2.45 J/g·°C ÄH°vap 40.5

    asked by patrick
  67. chemistry

    When 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction. (Assume that the total volume is the sum of the individual volumes and that density

    asked by patrick
  68. chemistry

    Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on decomposition. 2 H2O2(l) 2 H2O(l) + O2(g) Hrxn = -196.1 kJ How much heat is released when 529 kg H2O2 decomposes? ( ......... ) KJ *note ..watch sig figs . my

    asked by patrick
  69. Social Studies

    The Himalayas span all of the following countries except a. India b. China c. Mongolia d. Nepal

    asked by Kaai97
  70. Psychological Statistics

    A professor records scores from a five-point quiz for each student in an introductory psychology class. If the data were presented in a frequency distribution graph, what type of graph should be used?

    asked by Jay
  71. english

    how do i spell english?

    asked by Bob
  72. math

    The scores of a group of five students are 4,5,6,7,8. the mean deviation is

    asked by kidman
  73. math

    The scores of a group of five students are 4, 5, 6, 7, 8. The standard deviation is

    asked by kidman
  74. Social Studies

    China and India share a distinction regarding their populations. What is it? a. Approximately two-thirds of their populations live in urban areas b. Both populations have grown to more that one billion people c. About 20 percent of their population are

    asked by Kaai97
  75. science

    I have a question from an old exam that I need help to understand, i'm not sure where to start An electron in an electronically excited hydrogen atom undergoes a transition from a 6d to a 2p orbital, resulting in the emission of a photon. The photon

    asked by alyssa
  76. Social Studies

    In which region of Asia would you find the Gobi Desert? a. East Asia b. Western Asia c. South Asia d. Southeast Asia

    asked by Kaai97
  77. Science

    Which of the following bodies are the hardest to tell apart because they are made of similar materials ? a) dwarf planets and comets b) asteroids and comets c) comets and meteoroids d) asteroids and meteoroids***

    asked by Shalee ^~^
  78. PreCalc

    Sqrt of 9sin^2x Is the answer |3sinx|? Is the three included in the absolute value sign? My teacher is very picky and I need to fully understand this concept. Thank you.

    asked by Maddy
  79. physics help

    A block Q Of mass 70 kg is at rest on a table it is connected to block P By means two light inextensible strings knotted at S .A Third string is arranged in such a way that the string connecting block Q is horizontal. Calculate the maximum weight of block

    asked by alex
  80. Criminal Justice

    There is a national standard that all states follow when handiling juvenile offenders? true or false True?

    asked by Qua
  81. physics

    Two identical sources S1 and S2 are moving towards an observer P. The two sound sources S1 and S2 produce notes of frequency 500hz. If the speed of S1 and S2 are 20ms-1 and 23ms-1 respectively, calculate the beat frequency heard by P. (Speed of sound =

    asked by shu yan
  82. Algebra

    A woman invested part of $29,000 at 6% interest and the rest at 7%. If her annual interest is $1,895, how much did she invest at 6%?

    asked by Nikki
  83. quantitative techniques

    The following model is a simplified version of the multiple regression model used by Biddle and Hamermesh (1990) to study the tradeoff between time spent sleeping and working and to look at other factors affecting sleep: sleep=B_0+B_1 totwork+B_2 educ+B_3

    asked by azam
  84. algebra

    write an inequality that represent the fact that while make a product you cant exceed 5,000. answer: x < 5000

    asked by mimi
  85. Grammar

    Is this sentence a proper sentence? If so, would it be punctuated with an exclamation point? How tall this building is!

    asked by Mary
  86. chemistry help DR. BOB

    When 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction. (Assume that the total volume is the sum of the individual volumes and that density

    asked by patrick
  87. General Psychology-5

    You are conducting research on sex differences in e-mails. Your hypothesis is that men use more declarative statements and women use more questions

    asked by Madeline
  88. Calculus

    An open box is made by cutting squares of side w inches from the four corners of a sheet of cardboard that is 24" x 32" and then folding up the sides. What should w be to maximize volume of the box? I started by trying to get a formula for the volume which

    asked by Matt
  89. Philosophy

    Can someone help me understand this Aristotle quote from Book 2 of Nicomachean Ethics: Virtue, then, is a state of character concerned with choice, lying in a mean, i.e. the mean relative to us, this being determined by a rational principle, and by that

    asked by Rose
  90. Physics

    A model airplane has a mass of 0.95 kg and moves at a constant speed on a circle that is parallel to the ground. Assume that there is no upward lift on the plane generated by its wings. Without such lift, the guideline slopes downward due to the weight of

    asked by James
  91. maths

    if one side of a square is increased by 2metres and other side is reduced by 2 metres. a rectangle is formed whose perimeter is 48.find the side of the orignal square.

    asked by shehzad
  92. History

    Ms. Sue can you please check these?!? 1. The leaders of the Virginia Company recruited more settlers and reorganized the colony. They allowed the new settlers to own land. Those settlers began to grow tobacco, a crop they learned about from the Indians. By

    asked by I NEED HELP MS. SUE
  93. maths

    Factor the polynomial: 2x^2+18x+14 How do you do it?

    asked by wILLAY
  94. General Psychology-5

    Now imagine that you are conducting research on the length of time it takes customers to select items in a grocery store. Assume that your hypothesis is that people will spend more time deciding on more expensive items than on cheaper items

    asked by Madeline
  95. physic

    In compressed state, a spring 3.00 meters long hanging from the ceiling has a potential energy of 2.0 joules. If the entire potential energy is used to release a ball of mass 1.2 kilograms vertically downward, then what is the kinetic energy of the ball

    asked by andrea
  96. chemistry/check my work I have to submit today

    When 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction. (Assume that the total volume is the sum of the individual volumes and that density

    asked by patrick
  97. PHYSICS

    A sprinkler mounted on the ground sends out a jet of water at a 20 ∘ angle to the horizontal. The water leaves the nozzle at a speed of 11 m/s . How far does the water travel before it hits the ground?

    asked by Meg
  98. business maths

    $720 borrowed on January 9, 2014, was repaid with interest at an annual rate of 7% on July 1, 2014. What was the amount of interest? (Round your answer to 2 decimal places.)

    asked by prerna
  99. Math

    A herd of 100 deer is introduced onto a small island. At first the herd increases rapidly, but eventually food resources dwindle and the population declines. Suppose the number of deer, N(t), after t years is described by the polynomial function: N(t)+

    asked by Dina
  100. Physics

    A skier launches off a ski jump with a horizontal velocity of 25.3 m/s (and no vertical velocity component). a) What is the magnitude of the horizontal component of her velocity the instant before she lands 1.95 s later? b) What is the magnitude of the

    asked by Mark
  101. Calculus

    Find c so y=4x+3 is tangent to the curve y=x^2+c

    asked by Matt
  102. focused high

    What are the careers requires yhe following subjects:geography, maths lit, history and history?

    asked by aviwe
  103. biology

    In an investigation to find the number of african potato plants in a field of area 6 000m^2 three plots were selected.each with an area of 10^2.Pot 1 contained three and the other plots contained seven and two african potato plans,respectively. 1.name two

    asked by nicole
  104. Physics

    A tennis ball is struck and departs from the racket horizontally with a speed of 28.6 m/s. The ball hits the court at a horizontal distance of 18.4 m from the racket. How far above the court is the tennis ball when it leaves the racket?

    asked by Adrian
  105. Physics

    A horizontal rifle is fired at a bull's-eye. The muzzle speed of the bullet is 640 m/s. The gun is pointed directly at the center of the bull's-eye, but the bullet strikes the target 0.028 m below the center. What is the horizontal distance between the end

    asked by Adrian
  106. physics

    A 82.0 kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 314.0 N. The floor is rough with a coefficient of friction of 0.30. What is the final speed of the crate, in m/s, after it has been pulled a distance of 13.0

    asked by Anonymous
  107. Physics

    Baseball player A bunts the ball by hitting it in such a way that it acquires an initial velocity of 2.0 m/s parallel to the ground. Upon contact with the bat the ball is 1.0 m above the ground. Player B wishes to duplicate this bunt, in so far as he also

    asked by Adrian
  108. chemistry

    A particular air sample at 1 atm pressure has a density of approximately 1.3 g/liter and contains SO2 at a concentration of 25 µg/m3 . What is this concentration in terms of: a) Parts per million (mass SO2 per 106 units mass of air) b) Moles SO2 per 106

    asked by Mensah
  109. biology

    A researcher wanted to know how many fish were in a dam.He caught 20 fish and marked them by clipping out a small section of their tail fins.He then released them back into dam.A few days later he caught 25 fish and found that 8 had been marked 1.estimate

    asked by jeremy
  110. math

    From the top of a light house the angle of incidence of the two ships are 45&30 degree respectively if both the ships are at a distance 200m from each other then find out the height of the light house

    asked by sandy
  111. General Psychology-5

    You have decided to use the case study method to investigate a mother’s experience in raising a child with autism

    asked by Madeline
  112. Science

    Kendell wants to determine if there is a trend in air temperature changes during April. Which procedure should he follow?

    asked by gina
  113. physics

    An object is launched at a speed of 24.68 m/s from the top of a tall tower. The height y of the object as a function of the time t elapsed from launch is y(t) = –4.905 t2 + 18.01 t + 60.34, where y is in meters and t is in seconds. Determine: a) the

    asked by linda
  114. Math

    4 out of the 12 students at the table had pizza for lunch what percent of the students had pizza

    asked by Anonymous
  115. business math

    The amount required to settle a $680 debt after 300 days was $730.30. What rate of interest was charged on the debt?

    asked by Areeb
  116. Physics

    If the rope pulling on the leg exerts a 120-N force on it, how massive should be the block hanging from the rope that passes over the pulley?

    asked by Joseph
  117. Chemistry

    Determine the amount of Sodium Salicylate required to make 100mL of a 0.01M stock solution. {this is from the spectrometric analysis of a commercial aspirin tablet lab}

    asked by Ati
  118. Maths

    a man earns ¡ê20000 per annum. he receives a 6% increase each day. how much does he earn after eight years? how many years does he take for jpgis salary to double?

    asked by Anonymous
  119. History

    asked by Abby
  120. Physics

    A crate of mass 40 kg is pushed up a ramp by a person as shown in the figure below. The person pushes the crate a distance of 14 m as measured along the ramp. Assume the crate moves at constant velocity. Assume the coefficient of kinetic friction between

    asked by Noel
  121. genetics

    Consider a population where gene A come in two form, A1 and A2. This gene is not under selection and random mating occurs with respect to that gene and p= 0.5 and q= 0.5. What are the expected genotype frequencies in the next generation? To do this, you

    asked by Jessica
  122. english

    When you write in second person, you’re acting the part of a/an A. critic. B. observer. C. participant. D. advocate.

    asked by ron
  123. social studu

    what is the South going to do for economy now that slavery is abolished?

    asked by nicole
  124. Math

    find the sum of 2 1/2 and 2/5

    asked by AJ
  125. Probability

    you need 4 eggs , there are 12 eggs in the refrigerator but do not realise that 2 of these are rotten . what is the probability that none is rotten of the 4 eggs you choose at random ?

    asked by ashi
  126. social studies

    who would be allowed to be in the military during the reconstruction era i understand that whites were already in the military and blacks just got the opportunity to vote but I'm not sure if they could pin the military.

    asked by nicole
  127. Math

    Could someone please check my math questions? My answers are under the questions... 32. Six times a number less than ten is eight. Find the number. a. 1/3 b. 3 c. -1/3 d. -3 My Answer ~ b 33. Jane works at the public library after school. She makes $7.00

    asked by Abby
  128. PE

    Mood disorders and personality disorders often make it difficult for a person to get along with others.

    asked by Ren&Stimpy
  129. Chemistry

    Construct a standard curve (absorbance vs. concentration) using the following results. A 5mL, 10mL, 15mL,20mL aliquot of 0.010M sodium salicylate solution was diluted to 100 mL in four different volumetric flasks with the Iron (III) chloride solution. The

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  130. Algebra 2

    The formula for the volume of a rectangular prism is V = lwh. A rectangular prism has a length of 2y 3 and width of 5y. The volume of the prism is 20y 10 + 70y 4 . What is the height of the prism? Show your work.

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  131. Hey reiny how am i going to go with these

    Integrate x^xdx it is to difficult if wolfram can help any link or something

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  132. Physics

    A shell is fired from the ground with an initial speed of 1.60 × 103 m/s (approximately five times the speed of sound) at an initial angle of 43.0◦ to the horizontal. The acceleration of gravity is 9.81 m/s2 . a) Neglecting air resistance, find the

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  133. AMERICAN GOVERNMENT

    In a situation like this, why might state employment levels go up, even when federal activity might be going down? Provide at least one (1) reason with support.

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  134. Physics

    A shell is fired from the ground with an initial speed of 1.60 × 103 m/s (approximately five times the speed of sound) at an initial angle of 43.0◦ to the horizontal. The acceleration of gravity is 9.81 m/s2 . a) Neglecting air resistance, find the

    asked by Anonymous