Questions Asked on
March 24, 2011

  1. Physics

    An 80kg construction worker sits down 2.0 meters from the end of a 1450kg steel beam to eat his lunch. The beam is 6.0 m length total. A cable is supporting the beam and is rated at 15,000 N and is at a 30 degree angle to the beam. Should the worker be

    asked by Alicia
  2. Math

    Jill's front door is 42" wide and 84" tall. She purchased a circular table that is 96 inches in diameter. Will the table fit through the front door? I know the answer is yes but how I don't understand the math???

    asked by Anonymous
  3. Physics

    The human ear canal is approximately 2.3 cm long. It is open to the outside and is closed at the other end by the eardrum. Estimate the frequencies (in the audible range) of the standing waves in the ear canal. Express your answers using two significant

    asked by Sammi
  4. Science

    The water molecules now in your body were once part of a molecular cloud. Only about onemillionth of the mass of a molecular cloud is in the form of water molecules, and the mass density of such a cloud is roughly 4.0×10−21 {\rm g}/{\rm cm}^{3} Estimate

    asked by Rachel
  5. Trigonometry

    Having trouble with true/false questions in Trigonometry. They read as follows - True or False: For a trigonometric function, y=f(x), then x=F^-1(y). Explain your answer. True or False: For a one to one function, y=f(x), then x=f^-1(y). Explain your

    asked by Veronica
  6. Chemistry

    Assume you are performing the calibration step of Experiment 8 and you begin with 40 g of water at 20 oC and 40 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment,

    asked by Kiera
  7. Trigonometry

    Having trouble with true/false questions in Trigonometry. They read as follows - True or False: For a trigonometric function, y=f(x), then x=F^-1(y). Explain your answer. True or False: For a one to one function, y=f(x), then x=f^-1(y). Explain your

    asked by Veronica
  8. algebra

    a sphere has a diameter of 6x cen write an expression to represent the volume of the sphere in terms of pie

    asked by matthew
  9. Chemistry

    calculate the freezing and boiling points of each of the following solutions. (a) 0.37 m glucose in ethanol freezing point ______I got -1.2e2 but its wrong_______°C boiling point _________I got 1.1e2 but its wrong:(____°C (b) 15.0 g of decane, C10H22, in

    asked by Rebekah
  10. Physics

    Two blocks, each of mass,m, are attached to the ends of a massless rod which pivots as shown in Fig. 8-40. Initially the rod is held in the horizontal position and then released. Calculate the magnitude and direction of the net torque on this system. This

    asked by Emily Grossman
  11. science

    Calculate the molarity of each solution. a) 1.0 mol KCl in 750 mL of solution b) 0.50 mol MgCl2 in 1.5 L of solution

    asked by Ali
  12. statistics

    5. Congressional Committee Memberships The composition of the 108th Congress is 51 Republicans, 48 Democrats, and 1 Independent. A committee on aid to higher education is to be formed with 3 Senators to be chosen at random to head the committee. Find the

    asked by Sandra
  13. statistics

    investigators at an agricultural research facility randomly assigned equal numbers of chicken to be housed in two rooms. In room #1, chickens experienced normal day/night cycles. In the other room, lights were left on 24 hours a day. The objective was to

    asked by Lara
  14. calculus

    At noon, ship A starts sailing due east at the rate of 20km/hr. Ath the time, ship B, which is located 100km east of ship A initially, starts sailing on a course 60 degrees north of west at the rate of 10km/hr. How fast is the distance between the two

    asked by marc
  15. Chemistry

    How much sulfuric acid is neede to dissole 200 pounds of nickel powder

    asked by Hal
  16. Physics

    a 2 kg block slides down a frictionless incline from point A to point B. A force(magnitude P=3N) acts on the block between A and B, as shown. Points A and B are 2 m apart. If the kinetic energy of the block at A is 10 J, and the work done by gravity is

    asked by Robert
  17. geomtry

    A tree casts a 25 foot shadow. At the same time of day, a 6 foot man standing near the tree casts a 9 foot shadow. What is the approximate height of the tree to the nearest foot?

    asked by najah
  18. Physics

    A 7.80-g bullet moving at 590 m/s penetrates a tree trunk to a depth of 4.8 cm. Assuming the friction force is constant, determine how much time elapses between the moment the bullet enters the tree and the moment it stops moving.

    asked by Jay
  19. geomtry

    A tree casts a 25 foot shadow. At the same time of day, a 6 foot man standing near the tree casts a 9 foot shadow. What is the approximate height of the tree to the nearest foot?

    asked by najah
  20. Biology

    Will iodine react with sucrose or glucose? I would say no, because it reacts with starch, a polysaccharide, and glucose is a monosaccaride and sucrose is a combination of fructose and glucose, two monosaccharides. Am I right? Why or why not? How does

    asked by Mary
  21. math

    from 4 feet above a swimming pool, susan throws a ball upward witha velocity of 32 feet per second. how long does it take the ball to reach the water?

    asked by kayla
  22. Roper

    You've made the finals of the Science Olympics! As one of your tasks, you're given 1.1 g of copper and asked to make a wire, using all the metal, with a resistance of 2.0 (ohms). Copper has a density of 8900 kg/m^3. What length will you choose for your

    asked by Daniela
  23. Physics

    a skydiver is subject to two forces: gravity and air resistance. Falling vertically, she reaches a constant terminal speed at some time after jumping from the plane. Since she is moving at a constant velocity from that time until her chute opens, we

    asked by Otto
  24. Physics (please help!!!!)

    a skydiver is subject to two forces: gravity and air resistance. Falling vertically, she reaches a constant terminal speed at some time after jumping from the plane. Since she is moving at a constant velocity from that time until her chute opens, we

    asked by Otto
  25. Physics (please help!!)

    A skydiver is subject to two forces: gravity and air resistance. Falling vertically, she reaches a constant terminal speed at some time after jumping from the plane. Since she is moving at a constant velocity from that time until her chute opens, we

    asked by Otto
  26. AP PHYSICS MECH.

    Need help urgent!!! A system consist of a ball of M2 and a uniform rod of M1 and length d. The rod is attached to a horizontal frictionless rotates at an angular speed w, as shown in the figure. The rotational inertia of the rod about point P is ? M1 d^2.

    asked by vm
  27. Math

    A science museum requires 3 adult chaperones for every 15 students on a field trip. How many chaperones would be needed for a group of 125 students?

    asked by Sara
  28. English

    I am the WORST writer. English is my weakness. I just wrote this literary analysis. I would go to the writing center at my school, but the paper is due tomorrow and it doesn't open until after my class. I would appreciate it SO much is someone could just

    asked by Emily
  29. physics

    A block of mass m = 2.00 kg slides down a 30.0° incline which is 3.60 m high. At the bottom, it strikes a block of mass M = 7.20 kg which is at rest on a horizontal surface Determine the speeds of the two blocks after the collision. lighter block =

    asked by Haley
  30. math

    i want to find the capacity of a tank in litres which has height 30cm, base 16cm, lenght 17cm and has a thickness of 0.5cm

    asked by chukwunenye
  31. trigonometry

    +cos 255+sin 165=

    asked by varsha
  32. physics

    The engine weighs 4500 newtons and it is lifted 1.5 meters up by the block and tackle system. To accomplish this, the mechanic must apply a force of 225 newtons while pulling a total of 37.5 meters of chain through the block and tackle pulley system. What

    asked by John
  33. social studies

    "WITHOUT OUR TWO GREAT POLITICAL PARTIES CUTTING ACROSS ECONOMIC AND GEOGRAPHIC INTEREST, DEMOCRACY AS WE KNOW IT COULD NEVER HAVE BEEN MADE TO FUNCTION" THE AUTHOR OF THIS STATEMENT PROBABLY MEANT TO SUGGEST THAT? A.AN IMPORTANT FEATURE OF THE U.S.

    asked by MUNEKITA
  34. chemistry

    would you expect lead chloride to dissolve in dilute HNO3? Explain

    asked by roshan
  35. FMU

    After 2.02 g of Al has reacted completely with 0.400 L of 2.75 M HCl (the excess reactant), what is the molarity of the remaining HCl? 2Al(s)+6HCl(aq)-->2AlCl3(aq)+3H2(g)

    asked by Alex
  36. math

    Determine the sum of the following angles: 13° 31' 27" , 64° 12' 48"

    asked by eric
  37. Math

    A man flies a kite with a 100 foot string. the angle of a string is 52 degrees. how length off the ground is the kite?

    asked by Niecy
  38. Dynamics

    During a high-speed chase, a 2400-lb sports car traveling at a speed of 100 mi/h just loses contact with the road as it reaches the crest A of a hill. a) Determine the radius of curvature r of the vertical profile of the road at A. b) Using the value of r

    asked by Sarah
  39. chemistry

    A sample of Nitrogen(N2)& Helium has a volume of 250mL @ 30degrees celsius & a total pressure of 745 mmHg a)If the pressure is 32mmHg what is the partial pressure of the Nitrogen? b) What is the volume of the Nitrogen at STP? Did not understand previous

    asked by Connie
  40. Physics

    About how much pressure do the feet of a 6000-kg elephant exert on the ground? Assume each foot has an area of 0.10 square meters.

    asked by Scooby
  41. Math Definicions

    What does symmets mean?

    asked by Kristiana
  42. chem101

    Hydrogen gas can be produced in the lab by the reaction of magnesium metal and hydrochloric acid. Mg + 2 HC -> MgCl2 + H2 How many grams of hydrogen gas will be produce if 5.00 g of magnesium metal is dissolved in excess acid.

    asked by richard
  43. pre calc

    lnX + ln2 = 3

    asked by jenna
  44. Physics

    A boy in a car moving at 10 km/h [N] wants to throw a ball to a girl standing on the right-hand side of the road. He is able to throw the ball at 20 km/h. He wants the ball to go straight east, directly to her. a) Relative to the car which way should he

    asked by Emily
  45. 6th grade math

    Tonya's car averages 240 miles for each 10 gallons of gasoline. How many gallons of gasoline will the car need travel 216 miles?

    asked by Liam
  46. Physics

    A skier (m=61.0 kg) starts sliding down from the top of a ski jump with negligible friction and takes off horizontally. If h = 7.70 m and D = 11.4 m, find H. Find her total kinetic energy as she reaches the ground.

    asked by Anon
  47. Chemistry

    During a strenous workout, an athlete generates 1890.0 kj of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat?

    asked by Toni Jones
  48. Math

    On a multiple-choice test you randomly guess the answers to two questions. Each question has five choices. What is the probability that you get both answers correct?

    asked by PrettyPlzHelp
  49. Science

    Acrostic for amplitude

    asked by Taf
  50. chemistry

    A sample of Nitrogen(N2)& Helium has a volume of 250mL @ 30degrees celsius & a total pressure of 745 mmHg a)If the pressure is 32mmHg what is the partial pressure of the Nitrogen? b) What is the volume of the Nitrogen at STP?

    asked by Connie
  51. Writing

    I need help on fixing my paper. Could you grade me on a scale of 1 to 12. The World of Technology Technology, Technology, that’s all we use today. There’s Facebook, Twitter, Myspace, and so many more. My opinion on technology is that I agree because

    asked by Raven
  52. Chemistry HELP!!

    During a strenous workout, an athlete generates 1890.0 kj of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat?

    asked by Toni Jones
  53. Chemistry

    During a strenous workout, an athlete generates 1890.0 kj of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat?

    asked by Toni Jones
  54. college chemistry

    Calculate the pH of a solution prepared by mixing 150.mL of 0.174 molal aqueous HF (density=1.10g/mL) with 37.5 g of an aqueous solution that is 1.3% NaOH by mass (density=1.02 g/mL)

    asked by does anyone get this???
  55. Spanish (please correct me if I'm still wrong)

    Give the correct form of the appropriate verb, saber or conocer, which would be used in writing the following sentences in Spanish. 12. Maria knew everyone. 13. Because he had already seen the movie, he knew what happened? 14. The student knows the answer.

    asked by anon
  56. Math

    A geologist at point A measures the distance and angle of elevation to two columns of the Glen Rose formation in Texas. If the distance AS=796 ft and the distance AN=850 ft, compute the difference in the heights of the two columns to the nearest foot. What

    asked by Anonymous
  57. chemistry

    A gas has a volume of 5.60 at 0. What final temperature in degrees Celsius is needed to cause the volume of the gas to change to the following, if (number of moles of gas) and are not changed?

    asked by Anonymous
  58. math

    14,950,000,000 convert this number to scientific notation

    asked by Anonymous
  59. Physics

    A rock of mass m and a rock of mass 2m are both released from rest at the same height and fee no air resistance as they fall. Which statements about these rocks are true? (there may be more than one!) EXPLAIN HOW YOU KNOW THEY ARE TRUE AND EXPLAIN WHY THE

    asked by Sam Potter
  60. Math

    If a player makes an average of 60% of his free throw attempts, what is the probability he will make both shots of a one-and-one (to have an opportunity to shoot a second free throw he must make the first)?

    asked by Tom
  61. chem

    calculate the freezing and boiling points of each of the following solutions. (a) 0.50 m glucose in ethanol for the freezing point i got 58 but it said i have the wrong sign...?

    asked by hannah
  62. science

    Calculate the energy required to raise the temperature of 150.0 g Ag from 273 K to 291 K.

    asked by AS
  63. math

    Two cards are chosen from a standard deck of 52 playing cards without replacement. What is the probability both cards will be an Ace

    asked by maria
  64. algebra

    A set of 2 similar triangles was drawn in a design. One of the triangles was ½ of the other. If the measures of the smaller triangle were 5, 7, and 12 cm, the measures of the larger triangle = 10,14 and 20 cm. true or false

    asked by katie
  65. physics

    A 16000 kg sailboat experiences an eastward force of 17700 N due to tide pushing its hull while the wind pushes the sails with a force of 87500 N directed toward the northwest (45 degrees westward of North or 45 degrees northward of West). What is the

    asked by Rebecca
  66. Chicago Virtual Charter School

    A movie theater charges $7 for adults, $5 for school-age children, and $3 for babies. A group of people went to the theater. There were the same number of school-age children as babies and the number of adults was the same as school-age children and babies

    asked by Eunice
  67. Algebra

    Ameter stick casts a shadow 1.4 m long at the same time a flagpole casts a shadow 7.7 m long. The triangle formed by the meterstick and its shadow is similar to the triangle formed by the flagpole and its shadow. How tall is the flagpole?

    asked by Mack
  68. Chemistry

    How much sodium carbonate is needed to precipitate nickel sulfate

    asked by Hal
  69. Chemistry

    A solution consisting of 25.00 g Nh4Cl in 178 ml of water is titrated with 0.114M KOH. How many mL of KOH are required to reach the equivalence pt?

    asked by Ashley
  70. geometry

    A bicycle tire has a diameter of 24 inches. How many miles will the bicycle travel when the tires make 16,000 revolutions?

    asked by penny
  71. physics

    A certain roller coaster has a circular, vertical loop of radius 10 meters, such that at its top the riders are upside down. How fast does the roller coaster move at this point if the riders feel perfectly weightless when passing the top of the loop?

    asked by pam
  72. math

    A baseball diamond has 90 ft between each base A sofball diamond has 60 ft between each base How many yards longer is the space between bases an a baseball diamond than a softball diamond?

    asked by sans
  73. Statistics

    The question is: In a study of 420,000 cell phone users in Denmark. It found that 135 developed cancer of the brain or nervous system. If we assume that such a cancer is not affected by cell phone, the probability of a person having such a cancer is

    asked by Norilyn
  74. Math

    On a multiple choice test you guess he answers to two questions. Each question has five choices. What is the probability that you both answers correct?

    asked by Sophiee
  75. Math

    Jill's front door is 42" wide and 84" tall. She purchased a circular table that is 96 inches in diameter. Will the table fit through the front door?

    asked by Anonymous
  76. Science

    Hi - I need help with the following questions: Julie dissolved 20 g of sugar in a cup of water. The mass of the solution was 500 g. What volume (mL) of water did Julie start with? How did you determine the starting volume of water?

    asked by Jill
  77. Writing

    Can you fix my writing? My topic is technology hurting kids. Support the side with details. The World of Technology Technology, Technology, that’s all we use today. There’s Facebook, Twitter, Myspace, and so many more. My opinion on technology is that

    asked by Raven
  78. finite math

    a box contains 40 computer disks, 5 are defective. Three disks are selected from the box without replacement and regard to order. what is the probability that a. all three of the disks are defective b. none of the three disks are defective c. exactly one

    asked by ophelia
  79. pre calc

    lnX + ln2 = 3

    asked by Linda
  80. Spanish

    Una noche, cuando yo era chica, miré por la cerradura de una puerta y esto es lo que ví: ví una mesa, ví una silla, ví un cojín, y ví una vela. La mesa estaba sobre el piso, la silla estaba sobre la mesa, el cojín estaba sobre la silla, y la vela

    asked by anon
  81. Pre-Calc (Please my class starts in an hour!! :)

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam
  82. aztecs

    what was the clothing of the Aztec god, Quetzacoatl? like you know when every year or so the aztec would choose 1 person to represent a god and they would wear the special clothing the aztecs made for that god

    asked by Erika
  83. Chemistry

    Hello, i seem to be stuck on a problem and do'nt know why im not gettin the right answer.I have the he Ka and Kb values for each of the weak acids and bases from the chart and I keep getting zero and the second one 2.27*10^-24 is this correct?? Thank uu

    asked by Amy Wight
  84. Chemistry

    Hello, i seem to be stuck on a problem and do'nt know why im not gettin the right answer.I have the he Ka and Kb values for each of the weak acids and bases from the chart and I keep getting zero and the second one 2.27*10^-24 is this correct?? Thank uu

    asked by Amy Wight
  85. Physics-Please help

    I need a little direction with this question:If someone could provide the correct formula, I think I divide each reistor by 12V but I'm not sure. To find total resistance, do I just add the reciprocals? Three resistors connected in parallel have individual

    asked by Sally
  86. 3rd Grade Math

    Could you check my answers? five-tenths 0.5 five-hundreths 0.05 three-tenths 0.3 three-hundreths 0.03

    asked by Kristiana
  87. chemistry

    What is the chemistry behind the “Breathalyzer” test. I'm supposed to explain the chemicals and structures involved with the reactions which produce the positive and negative results

    asked by annonymous
  88. Air conditioning

    The partial pressure of water vapor in an atmosphere at 35oC and 740 mm Hg pressure is 37 mm Hg. What is the relative humidity? What is the actual concentration of water vapor, expressed in ppm? The vapor pressure of water at 35oC is 42 mm Hg.

    asked by althea
  89. PHYSICS URGENT DUE IN 15 MINUTES

    The figure below (a) shows a sphere with a radius of r = 157 mm (density ñ = 1.24 g/cm³) suspended in water by a string. The ball is completely submerged in the water and the string is attached from the bottom of the water tank to the bottom of the

    asked by Anonymous
  90. Physics

    Which object exerts more gravitational force, object A with a mass of 25 grams and a density of 2 g/cm3 or object B with a mass of 55 grams and a density of 0.5 g/cm3?

    asked by Alexis Alexander
  91. 4th grade

    trains begin to stop at terminal b every morning at 5 a.m. and then come every 20 minutes for the next 3 hours. mr success needs 15 minutes to get to terminal b from his house. .if mr. success leaves his house at 7:08 a.m., what is the earliest time he can

    asked by dk
  92. Rate problems and proportions

    A deli sells 30 salads for every 48 sandwiches. At this rate, how many salads will they sell for every 64 sandwiches?

    asked by James
  93. Calculus

    If f is the function defined by f(x)=(x^2+4x)^(1/3) and g is an antiderivative of f such that g(5)=7, then g(1) Is congruent to

    asked by Anonymous
  94. grammar

    The coordinating conjunctions that can be used to combine two complete sentences with a comma are “for, and, nor, because, yet, so.

    asked by Anonymous
  95. math

    Write two other ratios equal to 9/12?

    asked by Lucas
  96. Pre-Calc H.W. Help :)

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam
  97. math

    the dimensions of a rectangle are such that its length is 3 inches more than its width. if the length were double and if the width were decreased by 1 inch, the area would be increased by 66inches ^2. What are the length and width of the rectangle?

    asked by fernando
  98. Geometry

    Find the area of the isosceles trapezoid with lower base 18cm, legs 6cm and base angles 30 degrees

    asked by Marceo
  99. Math

    I have a few basic physics problems. How do you calculate how long it will take for an object to hit the ground when it is dropped from a certain height? Specifically from 128 ft. Additionally how would you calculate how much velocity is needed to launch

    asked by Emily
  100. Chemistry (pleas help!)

    a stressed chemistry student is hyperventilating into a paper bag. The student stops to wip his brow after a few breaths, and the bag is at 5.7 KPa and the temperature in the lecture hall is 24 degrees C. The bag is 0.75 L full. The student then goes at it

    asked by Celine
  101. chemistry

    Enolase catalyzes the conversion of 2-phosphoglycerate (2-PG) to phosphoenolpyruvate (PEP). The deltaG’o for this reaction is +1.8 kJ/mol. If [2-PG] = 0.045 mM and [PEP] = 0.034 mM, what is the actual free energy, deltaG?

    asked by brian
  102. chemistry

    write an equilibrium constant expression for the reaction of acetylene gas with hydrogen gas to produce methane gas.

    asked by katie
  103. algebra

    Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear, quadratic, polynomial, exponential, or logarithmic, and explain the reasons for your classifications. Compare how quickly each

    asked by peg
  104. Chemistry

    Hello, i seem to be stuck on a problem and do'nt know why im not gettin the right answer.I have the he Ka and Kb values for each of the weak acids and bases from the chart and I keep getting zero and the second one 2.27*10^-24 is this correct?? Thank uu

    asked by Amy Wight
  105. Statistics

    It's a simple question I am just so confused with this discrete probability distribution. The question is: In the New Jersey Pick 3 game, you pay $.50 to select a sequence of three digits, such as 911. If you play this game once every day, find the

    asked by Norilyn
  106. physics

    A sailboat is sailing north on a lake parallel to the shore with a speed of 12 kilometers per hour (km/hr). If a man walking south along the shore has a speed of 4 km/hr, what is the northerly speed of the sailboat relative to the man?

    asked by jill
  107. calculus

    sketch graph of a function f that is differentiable and that satisfies the following

    asked by Anonymous
  108. classifing shapes

    hans back yard is shaped like a square all right angles.Classify the shape in as many ways as posible.

    asked by rose
  109. physics

    Find the approximate gravitational red shift in 500 nm light emitted by a compact star whose mass is that of sun but whose radius is 10 km.

    asked by poqw
  110. Pre Calculus

    lnX + ln2 = 3 answer is 10.043 but I don't know how to get to this answer. Thanks for the help!!! :)

    asked by Linda
  111. algebra

    Factor the polynomial below. x2 - 10x + 9

    asked by johnnny
  112. statistics

    A business uses a 7-point scale about satisfaction with the services it provides to clients. The ratings are normally distributed with a mean of 4.8 and a standard deviation of .5. What percentage of clients rate their satisfaction 1) Above 5? 2) Above 6?

    asked by Sarah
  113. cross word puzzle

    This is for tomorrow and i'm in trouble with this puzzle, please help:ACROSS 9 letters and start with (au)the hint is groups of people who watch or listen to a show, speech, or other performance. Down:It starts off with (aw) and the hint is: a synonym for

    asked by Elkin
  114. grammar

    Can you help me with my classifying sentences homework?

    asked by anisha
  115. chemistry

    is it possible to have an acid/base reaction and produce a precipitate as a product as well?

    asked by Bon qui qui
  116. physics

    a very thin piece of copper wire has an electrical resistance of 20,000 Ohms. You connect its ends to a regular 2.0 Volt battery. How much power does it draw? Let's assume that this little piece of wire initially contained one trillion (that's a one with

    asked by john
  117. CHEMISTRY

    An equilibrium mixture contains 2.0cm 3 of 1.00mol dm-3 of h2so4. Calculate the number of moles of H+ in this acid??? ???

    asked by KHALIA
  118. English - Fools Crow

    Hello! Can someone explain to me the following sentence: We're in Class 2. Why do we write C with a capital letter? It is not classroom what is it then?

    asked by Mark
  119. maths

    determine if ( 5/6,-2) is a solution to -6x -7y - 9

    asked by ngo
  120. Spanish

    Give the correct form of the appropriate verb, saber or conocer, which would be used in writing the following sentence in Spanish. 2. Because he had already seen the movie, he knew what happened? El ya sabía lo que pasaba porque ya vio la película. would

    asked by anon
  121. Trigonometric Identities

    Which of the following are trigonometric identities, I have narrowed it down to two - (cscx + cotx)^2 = 1 OR sin^2(x)sec^2(x) + 1 = cot^2(x)csc^2(x)

    asked by Veronica
  122. math

    if a triangle with square attached have areas of 6 square units for the smallest square and 10 square units for the largest square, what is the missing area? what are the side lengths for the triangle?

    asked by holiday
  123. math

    i want to buy a tv set, but the entertainment center i have is 30 inches by 40 inches, what is the largest tv set i can buy

    asked by holiday
  124. CHEMISTRY

    The equilibrium constant for the reaction, SO2(g)+ NO2(g) NO(g)+ SO3(g) has been experimentally determined as a function of temperature. The results are presented in the table below. T (°!@#$%^&C 285 662 752 156 842 93.4 932 59.6 1022 40.2 If 0.0791 ft3

    asked by Josh
  125. business

    If an audience is opposed to what you have to say or resistant to a change you are suggesting, a good approach is to

    asked by Lisa
  126. algebra

    If the cost of a cell phone has decreased 400% during the past 10 years, does that correspond to a cost decrease of four times?

    asked by joe
  127. algebra

    solve 3(x-2)+4x=-27

    asked by micky
  128. math/geometry

    Two boxes must be wrapped. Both boxes are right rectangular prisms. The smaller box has a length of 12 inches. The larger box is similar to the first and has a length of 48 inches. Find the ratio of the amount of paper needed to wrap the large box to the

    asked by me
  129. math

    a piece of ribbon is 4 1/2 feet long. a piece of blue ribbon is 1 yd long. How many feet longer is the piece of red ribbon than the piece of blue ribbon?

    asked by Casey
  130. English Literature

    I have to do a literary essay on "Romeo and Juliet". My topic is, "Romeo's downfall was as a result of errors or mistakes he made in his judgement and the influence of fate.Discuss" Please could you help me get a few ideas/points?

    asked by katiyar
  131. math

    an executive committee of three is selected from a group of ten which expression best describes the number of combinations.

    asked by Sam
  132. Trigonometry

    Okay, I have been given a trigonometric equation to solve (sin^2(theta) + cos(theta) = 2). So far, I have been able to use the Pythagorean identity to get (-cos^2(theta) + cos(theta) - 1 = 0), which I then multiplied by -1 on both sides to get:

    asked by Veronica
  133. Calculus

    What is the limit as t approaches 0 for (sint)/(1+cost)?

    asked by Kourt
  134. finite math

    a quality control engineer at a light bulb plant estimated that 1% of the bulbs it sells are defective. if you purcgase a package of 3 bulbs what is the probability that exactly one of them is defective?

    asked by ophelia
  135. English

    Using Lamott's essay "Hunger" as a point of departure, do some research and write an essay defining the nature and origins of eating disorders such as anorexia and bulimia. What social, psychological, or chemical factors can lead to an eating disorder?

    asked by TITI
  136. statistics

    Suppose that 30% of the nation's TV viewers are watching a particular presidential press conference. Typically, a Nielsen survey will sample about 1000 viewers. Suppose random sampling. What is the probability that at most 28% of the viewers in the sample

    asked by Santiago Sandoval
  137. math

    what is 5 3/4 divided by 1/3? please show work.

    asked by kaleb
  138. Calculus

    What is the limit as t approaches 0 for (sint)/(1+cost)?

    asked by Matt
  139. Math

    Twenty cookies need 1/4 cups of sugar. How much sugar is needed for 3 dozen?

    asked by Klarissa
  140. Physics

    A mass M of 5.80E-1 kg slides inside a hoop of radius R=1.50 m with negligible friction. When M is at the top, it has a speed of 5.15 m/s. Calculate the size of the force with which the M pushes on the hoop when M is at an angle of 41.0°.

    asked by Rach
  141. Physics

    When mass M is at the position shown, it is sliding down the inclined part of a slide at a speed of 1.89 m/s. The mass stops a distance S2 = 2.1 m along the level part of the slide. The distance S1 = 1.18 m and the angle θ = 35.10°. Calculate the

    asked by Tom
  142. Law

    Suzy Smith contracted to purchase a pool heater from Sunkissed Pools. As part of the $4,000 contract, Sunkissed agreed to install the pool heater, which was delivered to Smith’s home and left in the driveway. The heater was too heavy for Smith to lift,

    asked by AnaBrigitte
  143. algebra 2

    if the length and width of the rectangle are 5 and 11 inches respectivly what is the approimate circufrence of the circle if the rectangle is inscribed inside the circle?

    asked by brittany
  144. science

    help with thesis statement of moons gravity and relation to earthquakes

    asked by kathy
  145. history

    what was the date that the Spanish conquered the aztecs???

    asked by Erika
  146. Pre-Calculus

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam
  147. chemistry

    Would a solution that contains a mixture of NCl and HCl be an effective buffer? Explain

    asked by chuma
  148. math

    there are 20pages in jamal book he reads 1/5 of the book how many pages did he read?

    asked by nichole
  149. Math

    Solve -7ã(a+b)

    asked by Jaison
  150. social studies

    americans pay many different types of taxes to federal, state, and local governments. Choose the best example of a tax that we do NOT pay in the U.S.? A.payroll taxes B.value-added taxes C.sales taxes D.income taxes

    asked by MUNEKITA
  151. Geography

    What caused the fall of the Roman Empire? a. defeat by Greece in the Pyrrhic War b. lack of cultural cohesion c. land region was too large to defend d. peasant rebellion

    asked by Courtney
  152. World geography

    This period was a time of great political unrest, which divided Europe into eastern and western sections. a. Cold War b. Imperialist c. Middle Ages d. Yalta Conference

    asked by Courtney
  153. maths

    find in implicit form, the general solution of the differential equation dy/dx = 2(e^x-e^-x)/y^2(e^x+e^-x)^4

    asked by grace
  154. Math Help

    Mobile ad spending. The amount spent worldwide in advertising on mobile devices can be estimated by f(x) =0.4x^2+0.01x+0.9. Where x is the number of years after 2005 and f(x) is in billions of dollars. When will worldwide mobile ad spending reaches $41

    asked by Miguel
  155. MATH

    Can someone please help me with the following question. 1) The weight of an object above Earth can be modeled by a function of the form w(h)=(r/r+h)^2*"w , where r is the radius of Earth 0" (approximately 3950 miles)," h" is the distance above Earth's

    asked by Sam
  156. Algebra help

    Match the equation 4x^6-2x^3+1=0. With a substitution from the column that could be used to reduced the equation to quadratic form: a) u=x^-1/3 b) u=x^1/3 c) u=x^-2 d) u=x^2 e) u=x^-2/3 f) u=x^3 g) u=x^2/3 h) u= x^4

    asked by Miguel
  157. Physics

    how does the MA and the IMA of the inclined plane vary with the inclination angle?

    asked by Vivian
  158. health insurance

    RBRVS contain relative value components consist of

    asked by keneha
  159. transitional math

    Im stuck on questions can anyone help me ? A)Which situation can be modeled by tossing a coin 3 times choosing which one of sixteen teams will win a tournament? B)picking one of six math teacher, C)decide which English teacher of eight will win a trip to

    asked by Skye
  160. Math

    rationalize the denominator. Simplify. write final answers is standard form (a+bi). (4-5i)/(2-7i)

    asked by James
  161. math

    A group of 50,000 randomly selected adults were survey about whether they drink at least 6 8-oz glasses of water each day. Only 35% said yes to the question.

    asked by peewee
  162. english

    why is measure of skill competence important?

    asked by Bobra
  163. Chemistery

    If you have 1.8 moles of magnesium and 3.2 moles of chlorine, what is the product of the reaction. what is the limiting regent? what is the Theoretical yield in grams and moles? show work?

    asked by Zahid
  164. To all chemistry students

    Please understand that one of our chemistry tutors is on vacation this week. Please be patient.

    asked by Writeacher
  165. soc-120

    Thanks for the info. I have come up with my introduction on this. Can you take a look and see if this is good way to start? Racial discrimination is currently going on all the time in the United States and most people are unaware of it. The most popular

    asked by Nikol
  166. English

    I NEED HELP analyzing this piece: diction, tone, type of sentence for each (simple, compound, complex, etc.? I need to do a style analysis of five different paragraphs, including:diction, tone, and syntax. I need to indicate what each sentence is: simple,

    asked by Jonathan
  167. calculus

    sketch graph of a function f that is differentiable and that satisfies the following conditions:(1)f'(x)>0, when x

    asked by Anonymous
  168. math

    In 2010 a city raised $5,999,400 in tax revenue by charging each taxpayer the same amount. For 2011 there has been a net loss of 12 taxpayers, necessitating an increase fo $200 per taxpayer in order to maintain the tax revenue of $5,999,400. How many

    asked by Janice - Please Help
  169. math

    Frank pays his employees weekly. He would like to start paying them four times the weekly amount on a monthly basis. Is a month equivalent to four weeks?

    asked by Amy
  170. 3rd Grade Math Decimals

    forty-hundreths four-tenths six-tenths sixteen-hundreths

    asked by Kristiana
  171. How many sig figs?

    For this question: what is the boiling point of 0.39 mol ethylene glycol and 0.13 mol KBr in 155 g H2O? I got 102.1470968 and I tried it with 2 and with 3 sig figs but it's both wrong. I know that's the correct answer but I don't know how many sig figs I'm

    asked by Hannah
  172. Grade 12 Data Management math

    I'm doing math through correspondence so material is not explained very well. I would appreciate if someone could explain this to me. This lesson is review of set theory and first degree equations. Indicate whether each of the following statements is true

    asked by Alicia
  173. math

    ted put several different integers in order from least to greatest . he then put the same integers in order from greatest to least . both times the same number was third in order . explain how this is possible

    asked by santos
  174. Physics

    The radius of the earth is 6.4 * 10^6 m. What is the acceleration of a meteor when it is 8.4*10^6M FROM THE CENTER OF THE EARTH?

    asked by Art
  175. algerba

    rewrite division as mulitplication -37-(78)

    asked by elaine
  176. Physics

    I launch a ball vertically precisely 8' in the air. Then I launch a ball vertically 10' in the air. How much longer will it take the ball to travel 10' versus 8'? Put differently, how much more time does it take the ball to go the 2' further (travelling up

    asked by Tom
  177. algerbra

    rewrite division as multiplication and answere as fraction -37-(78)

    asked by elaine
  178. math

    what is the value of the 8 in 1,864,973?

    asked by cindy
  179. math

    if loar's mom gave her 3/4 of a dollar.joe's mom gave him 4/5 of a dollar. Who got more

    asked by bella
  180. English

    In the novel Push by Sapphire, how does the narration change as the novel progresses?

    asked by Missy
  181. health

    choose a tv show that you enjoy and use the chart to emanine how the characters show empathy toward one another.which actions show compassion?which one don't?once you've completed the chart,pick one sence from the episode and determine how the characters

    asked by odalys
  182. CHEMISTRY

    An equilibrium mixture contains 2.0cm 3 of 1.00mol dm-3 of h2so4. Calculate the number of moles of H+ in this acid??? ???

    asked by KHALIA
  183. algebra

    a survey of 2000 people was giuven their mode of transportation to work each day, the pie chart below gives the results of people surveyed, how many traveled by bike to work?

    asked by ngo
  184. Physics -- Help!!

    If you launch a ball precisely 8' vertically how long does it take to go from the ground to 8' and back to the ground? If you then launch the same ball precisely 10' vertically, how much longer will it take to return to the ground?

    asked by Tom
  185. math

    i want to use 30 centimeters of wood to frame a rectangular photo what is the greatest area for the photo could have

    asked by Anonymous
  186. math

    what is the probability of 6,94,85,38,16,42,90,7,44

    asked by avia
  187. history

    what date did the spanish escape from tenochtitlan and then were defeated?

    asked by Erika
  188. Math

    I'm doing math through correspondence so material is not explained very well. I would appreciate if someone could explain this to me. This lesson is review of set theory and first degree equations. Indicate whether each of the following statements is true

    asked by Alicia
  189. Physics

    A 3.9 g bullet leaves the muzzle of a rifle with a speed of 311 m/s. What total constant force is exerted on the bullet while it is traveling down the 0.82 m long barrel of the rifle? I converted 3.9 g to .0039 kg Used the equation t=d/r

    asked by Rebecca
  190. math

    please help me !!! ted has 8 autographed baseballs. all together the baseballs are worth $200.00 explain why you do not have enough information to make a bar diagram to find the value of each baseball.

    asked by santos
  191. geometry

    whats the area of a rectangle that has a base of 33 and a length of 19??

    asked by Jyot
  192. math

    Two fractions have the same numerator, but different denominators. Is that fraction with the greater denominator greater than or less than the fraction with the lesser denominator?

    asked by destiny
  193. algebra

    convert to decimal natation 8.93x10^7

    asked by beth
  194. chemistry

    If the pH of a 1.00in. rainfall over 1400 miles^2 (square) is 3.20, how many kg of sulfuric acid, H2SO4 are present, assuming that it is the only acid contributing to the pH?

    asked by redgy
  195. math

    you are playing a card game with a full deck of 52 cards. you win if you draw a red card that is a multiple of 5. what are your chances of winning on your first draw?

    asked by shen
  196. literary

    how do you write a genre in a book report

    asked by shirley
  197. geometry, math

    give the dimension of a rectangular prism with a capacity of 48 cubic feet

    asked by Ashley Clark
  198. Finance

    What is a significant disadvantage of the payback period? a. does not properly consider the time value of money, b. Is complicated to explain, c. Increase firm risk, or d.Provides a measure if liquidity.

    asked by Tanya
  199. chem

    Initially, you have 1.00g of BaCl2 (mm= 208.23) and 1.00g of AgNo3 (MM=169.88). How many moles of AgNO3 do you have initially in the mixture?

    asked by cendy
  200. critical cognition

    Can someone help me evaluate this hypotheses? Evaluate the following hypothese using the five criteria ( The Scientific Method ) for a good scientific explanation. If the hypothesis is inadequate, formulate a new hypotheses and discuss why it is better. A.

    asked by rita
  201. Math

    solve the quadratic equation using the square root property. (2x+5)^2=12

    asked by mikel
  202. Matha

    There are 6 girls and 5 boys. The teachet chooses 2 students random. What is thw probability of selecting a girl then a boy?

    asked by Lala
  203. anatomy and physiology

    a 73 year old woman suffers a severe cerebral hemorrhage after minor trauma. Blood work reveals that her blood clotting ability is impaired. Disease of which abdominal organ may contribute to this? Why?

    asked by Anonymous
  204. physics

    how does the M.A. and the I.M.A. of the inclined plane vary with the inclination angle?

    asked by Vivian
  205. science

    mathematical relationship between period and frequency

    asked by danny
  206. Physics

    how does the MA and the IMA of the inclined plane vary with the inclination angle?

    asked by Vivian
  207. algebra

    3bx+13x=9

    asked by what are steps with the answer
  208. Aztec

    When Montezuma sent emmisaries with gifts to Cortes, how did they converse? they did not have Dona MArina (now known as La Malinche), and none of the Spanish conquistadors spoke Nahuatl.

    asked by Erika
  209. Aztec Gods

    what was the clothing of the Aztec god, Quetzacoatl?

    asked by Erika
  210. Physic

    how does the M.A and the I.M.A of the inclined plane vary with the inclination angle?

    asked by Vivian
  211. algebra

    what are two factors of 240 that subtract or add to 14.

    asked by kristina
  212. math

    what are lines that cross eachother at exactly 1 point?

    asked by Anonymous
  213. Chemistry

    how do you compensate for coefficents while using a BCA chart? I know that you have to while using an ICE chart by multiplying by 2 when the coefficient is 2 etc, so that's why I was wondering...

    asked by Brad
  214. math

    convert the radical to rational exponent form. -7Radical(a+b)

    asked by James
  215. reality

    i told my boyfriend his eyes are cute and he asked me "what is so cute about his eyes?" And i cant find right words to say. plz help me //thank u (:

    asked by alanaR.
  216. Chemisrty

    calculate the final Celsuis Temp when 5.0 L of Flourine gas at 50 is cooled to give a volume of 3.75?

    asked by Dee
  217. statistics

    what will a test measure in a person's responses on a given day

    asked by diane
  218. Math

    An art gallery has reserved ten locations for Maggie's show. Maggie has ten paintings but is uncertain how to display them. She insists on trying every possible arrangement before making her decision! If she takes 1 minute to set up and view each

    asked by Andy
  219. finite math

    a quality control engineer at a light bulb plant estimated that 1% of the bulbs it sells are defective. if you purcgase a package of 3 bulbs what is the probability that exactly one of them is defective?

    asked by ophelia
  220. math

    an executive committee of three is selected from a group of ten which expression best describes the number of combinations? A)10P3 B)10! C)D)10P3/31

    asked by Sam
  221. MATH

    Find the number of 2 3/4 gal. cans which can be filled from a tank containing 90 3/4 gals. of oil?

    asked by JUNIOR C
  222. Calculus

    I need help with this question... Find the values for a, b, and c such that the graph of y= ax^2 + bx + c has a relative maximum at (3,12) and crosses the y-axis at (0,1). If someone could help me out, that would be awesome :)

    asked by Kay
  223. Science

    Please help me! How much energy is released when125 grams of molten iron solidifies?

    asked by Logan
  224. Algebra 2

    trying to learn how to facor. x^2 - 6

    asked by michael
  225. Math

    Find the area of a square picture who's length is 4 inches

    asked by Anonymous
  226. social studies

    culture is passed from generate to generation by?

    asked by shiann
  227. Calculus

    I need help with this question still!!! Find the values for a, b, and c such that the graph of y= ax^2 + bx + c has a relative maximum at (3,12) and crosses the y-axis at (0,1). Please Help!!!

    asked by Kay
  228. generate formulas

    A box has a base with an area of 53 cm2 and a height of h. Which equation can be used to find V, the volume of the box?

    asked by johnnny
  229. math

    write another name for the fraction 9/5ths

    asked by bella
  230. Math

    Patty Kim earns $20,000 per year. She is paid 26 times per year and claims 1 exemption. If $17.31 is withheld from each paycheck, at what rate is she taxed?

    asked by idk
  231. Nutrition (Blood Tests)

    If there was an eight year old boy who wasn't get enough to eat and was not eating nutritious foods, what kinds of things would be wrong with him? What things would be wrong in his blood tests? This is what I'm thinking: - prolonged hunger - depression:

    asked by Lena
  232. Math

    How many lines of symmetry are in a pentagon?

    asked by Kristiana
  233. Geography

    Where would be the best place to farm: a) Prairie b) Deciduous c) Conifers d) Swamps and Bogs

    asked by Sara
  234. health

    The Best and Worst of Two Systems · Compare health care delivery and management options available in the U.S with health care delivery and management options available in a different country of your choice. · Select one feature from each country’s

    asked by Anonymous
  235. nutrition

    how can you tell if an egg is rotten in water does it float or sink

    asked by Anonymous
  236. math

    what is the next number below? 5,13,29,6_,_

    asked by cindy
  237. math

    what is 4/5 of $1.20?

    asked by cindy
  238. calculus

    Given the differential equations: (sin x)y′′+ xy′+(x − 1/9) y = 0: • Determine all the regular singular points for the Eq.; • Derive the indicial equation corresponding to each regular point; • Determine the form of two linearly independent

    asked by Markus
  239. math

    can you divide -35by 5

    asked by elaine
  240. business law

    I have assignment i need help in Agency and partnership, cases how can i send it to you

    asked by hiba
  241. algebra 1-B

    solve (sqrt14-x)+8=(sqrt3-x)=11

    asked by Daniel
  242. math

    what is the next number below 5,13,29,61,125,_?

    asked by cindy
  243. algebra

    1) What is 20% of 30? 2) What is 30% of 20? 3) If m and n are any whole number, is m% of n always equal to n% of m? Explain your answer and support it with 2 examples.

    asked by Anonymous
  244. Geometry

    What is the area of a regular hexagon with a side length of 14ft?

    asked by Lauren
  245. math

    how do you write 24th march 2011 in 5 letters withiut using numbers

    asked by swetha
  246. Math

    Find the radius of the given circumference C= 3.14, r=?

    asked by Robin
  247. math

    subtract -5-12

    asked by elaine
  248. algebra

    6x+7 _____ = X. 5 Find x. Forgot what i'm supposed to do. Could someone explain?

    asked by Nyk
  249. CHEM

    0.16 M HC2H3O2 and 0.31 M of NAC2H3O2 titrated with what ml of 0.25 M HCL

    asked by bID
  250. Pre Calculus

    sec x = -2 , π ≤ x ≤ 3π Use a calculator to solve for x in the given interval 9)sinθ=0.1473, 0°≤θ≤90° A) -8.47° B) 8.38° C) 98.47° D) 8.47° 10) cosθ=0.7563,0°≤θ≤90° A) 37.10° B) 49.14° C) -49.14° D) 40.86°

    asked by Able
  251. science

    what would happen to day and night if the Earth rotated faster?

    asked by nicole
  252. algebra

    if the discriminant of (5u^2)+bu+2=0 is 41, what are all the values of b

    asked by Marissa
  253. calculus

    calculate the calues of a,b,c if the point p(1,2) is on the curve y=ax^2+bx+c and the tangent line if y=x at the point Q(0,0)

    asked by invy
  254. math

    A certain strain of virus grows in numbers at the rate of 50% per hour. If its present population is 49,000 what will be its population count in 4 hours?

    asked by denishia
  255. Physics

    Find the net force of gravity on the moon (Mm = 7.35 x 10^22 kg) from the earth and the sun (Ms = 1.99 x 10^30). Assume that the two forces are perpendicular to each other. Give the angle in relationship to the sun.

    asked by Nick
  256. math

    simplify 5/8 over 5

    asked by JUNIOR C
  257. math

    What are 10 numbers that have a median of 21, a range of 20, and a mode of 10?

    asked by paige
  258. math

    If an object is reflected twice over parallel lines, and corresponding points of the original and final translation image are 30 centimeters apart, how far apart are the parallel lines?

    asked by nelson
  259. math

    6x=48 x=

    asked by elaine
  260. chemistry

    Heyaa,, I need help to solve this problem!1 Sodium chloride has a giant ionic structure, it has a melting point of 801c. How could you use this information to set up an alarm that sounds when the temperature in a reaction vessel gets above 800c? Thanks x

    asked by Sharon
  261. finding perimeters

    tell the dimensions and perimeters : 9 square inches

    asked by savannah
  262. algebra

    how to solve 2.4-m/q=-1.73 and 3.6-m/q=1.27

    asked by yanalin
  263. math

    a right trianglehas legsthat measure 1cm and 12cm, what is the measure of the hypotenuse?

    asked by holiday
  264. math

    Your body consists of 7/10 water. Is more than 1/2 of your body water?

    asked by destiny
  265. Hypoventilation VS Bradyapnea

    Hypoventilation VS Bradyapnea What's the difference b/t the two? Aren't they both decreased breathing rate?

    asked by Lena
  266. algebra

    factor x^3-5x^2+4x

    asked by Anonymous
  267. MATH

    FIND THE MEDIAN OF THE FOLLOWING PROBLEM. ROUND TO THE NEAREST HUNDREADTH. 8,9,10,12,14,23,23,29,34,37

    asked by KYLE
  268. algebra

    divide 3z-18z z-6 10 55z

    asked by beth
  269. algebra

    how do I rewrite this 4ã20

    asked by beth
  270. Math

    a patch of dirt needs 3 5/6 ft of sod to cover it. If Nick decides to cover only 3/4 of the dirt, how much sod does he need?

    asked by Tammy
  271. math

    How can you compare 2 fractions by using a number

    asked by destiny
  272. math

    How can you compare 2 fractions by using a number line?

    asked by destiny
  273. Managerial Economics

    Are organizations more risk adverse or individuals more risk adverse? Is one more risk tolerant? Use economic theory to explain your position.

    asked by Kim
  274. Litracy

    HELP!!! I don't remember how to make a dam sonnet with 10 syllables?

    asked by Jake
  275. Science

    Inclination angle of 38.0 degrees with respect to the horizontal. Suppose a truck on a street, for the truck to remain at rest, a static friction must exist. If an additional force with a magnitude equal to one-fourth the weight of the truck is applied

    asked by Taylor
  276. English

    Why did King want a integrated community instead of blacks forming a separate nation?

    asked by Amy
  277. business

    which of the following is NOT one of the three steps to take when audience benefits are hard to identify or develop

    asked by Lisa
  278. math

    how do you fill in the table for y=1/2 (x-8)

    asked by adam
  279. english

    Is the word Redskins a compound word?

    asked by laura
  280. math

    What are some strategies a student might use for finding the sum of 7 + 9 if they did not know the answer?

    asked by Anonymous
  281. algebra

    multiply and simplify by factoring sqrt20a^11b*sqrt8a^12b^11

    asked by Daniel
  282. chemistry

    Why are both hexokinase and phosphofructokinase-1 strongly inhibited by an ATP analog in which the oxygen atom joining the beta- and y-phosphorus atoms is replaced with a methylene group?

    asked by brian
  283. Chem

    Initially, you have 1.00g of BaCl2 (MM=208.23) and 1.00g of AgNo3 (MM=169.88). How many moles of BaCl2 do you have initially in the mixture?

    asked by cendy
  284. math

    In a circle whose radius is 6, find the area of a sector, in terms of pi, whose center angle contains 30 degrees

    asked by Anonymous
  285. math

    how do u find the diameter when they only give u the circumference?

    asked by danny
  286. math

    In a circle whose radius is 6, find the area of a sector, in terms of pi, whose center angle contains 30 degrees

    asked by Anonymous
  287. chem

    Convert (1) from moles of BaCl2 to moles of AgNo3

    asked by cendy
  288. algebra

    multiply and simplify by factoring sqrt20a^11b*sqrt8a^12b^11

    asked by Daniel
  289. Algebra help

    Match the equation 4x^6-2x^3+1=0. With a substitution from the column that could be used to reduced the equation to quadratic form: a) u=x^-1/3 b) u=x^1/3 c) u=x^-2 d) u=x^2 e) u=x^-2/3 f) u=x^3 g) u=x^2/3 h) u= x^4

    asked by Miguel
  290. Physics

    how does the M.A. and the I.M.A of the inclined plane vary with the inclination angle?

    asked by Vivian
  291. management major

    can you help me to answer this question i reall could not make an answer. 1.what is industrial research?how does this area of management help the business organization in its product improvement?

    asked by jessie