Questions Asked on
November 16, 2015

  1. word problem math

    Dixon and his little sister Ariadne stand next to each other on the playground on a sunny afternoon. Their mother measures their shadows. Dixon's shadow is 18 feet long and Ariadne's shadow is 15 feet long. If Dixon is 6 feet tall, how tall is Ariadne?

    asked by Claire
  2. chem

    Rank the following elements by electron affinity, from most positive to most negative EA value. Rank from most positive to most negative. To rank items as equivalent, overlap them. argon,sodium,iodine,oxygen,phosphorus

    asked by rabia
  3. 7th Grade Math Help

    It takes Pam 45 minutes to drive to work and 60 minutes to drive home from work. Write the ratio of the time Pam spends driving home from work to the time she spends driving to work in three ways. I got confused so I need someone to help me clear-up my

    asked by MusicLover14
  4. Chemistry

    State the kind of intermolecular forces that would occur between the solute and solvent in barium nitrate (ionic). Check all that apply. ion-dipole hydrogen bonding dispersion dipole-dipole

    asked by Desiree Torres
  5. algebra help!

    8) While eating in the cafeteria at school, 65%, or 26, of the students in the class ate pizza. find the number of students in the entire class. My guess is 17 students?? PlZ Help!

    asked by reality check
  6. math

    The area of a square floor on a scale drawing is 100 square centimeters and the scale of the drawing is 1 centimeter:2ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area?

    asked by Brooke
  7. Physics

    A ball rolls over the edge of a table with a horizontal velocity v m/s. the height of the table is 2.1m and the horizontal range of the ball from the base of the table is 16m. What is the initial speed of the ball?

    asked by DaiAna
  8. Social Studies Check my answers!

    20. Which best describes the connection the French and Indian War had with the American Revolution? A. As a result of the French and Indian War, France occupied numerous areas under English control. B. As a result of the French and Indian War, England

    asked by Amber
  9. chemistry

    Determine the quantity (g) of pure CaCl2 in 7.5 g of CaCl2*9H2O

    asked by ali
  10. History

    Which battle marked the turning point of the Civil War? 1. Gettysburg 2. Vicksburg 3. Antietam 4. Fort Pulaski 5. Fort Maria Which is it? I choose 1, am I correct?

    asked by Lara Mountainwood
  11. Psychology

    Hello, My question is: What could you perceive if you only had one type of photoreceptor? Brightness, colour, both, or neither? The answer that I came up with was: If you only had one type of photoreceptor you would not be able to perceive colour nor

    asked by Mrm4
  12. math

    Emily baked 3 batches of 13 sugar cookies each. She ate 2 of the cookies and gave 10 of them to her neighbor. In return, her neighbor gave her half of a batch of a dozen chocolate chip cookies. How many cookies does Emily have?

    asked by dawson
  13. chemistry

    The following reaction can be written as the sum of two reactions, one of which relates to ionization energy and one of which relates to electron affinity: Li(g)+F(g)→Li+(g)+F−(g) What is the reaction that corresponds to the first ionization energy of

    asked by rabia
  14. History

    How is reservation life least like life off the reservation? Reservations do not have public schools. Most people living on reservations are Native Americans.************ Only traditional architecture is permitted on most reservations. The federal

    asked by Mike
  15. Health

    1.Which is NOT a type of Psychotherapy used to treat mental disorders A. insight therapy B. Group Therapy (picked this one) C. Drug therapy D. Cognitive therapy 2.Which is NOT a health professional who treats mental and emotional disorders? A. Psychiatrist

    asked by Caitlyn
  16. Math

    In science class, Savannah measures the temperature of a liquid to be 50^@ Celsius. Her teacher wants her to convert the temperature to degrees Fahrenheit. What is the temperature of Savannah's liquid to the nearest degree Fahrenheit?

    asked by Claire
  17. Language Arts

    "Type a paragraph in which you use at least two linking commas, two semicolons, and one colon." Does the paragraph below match the criteria above? My dog, Bruno, is absolutely amazing; he's so many things for a one year old Miniature Pinscher: funny,

    asked by Nicole
  18. Science Please Help!!!

    1) Which of the following is not a function of the human nervous system? A. regulating heartbeat B. listening to music C. moving oxygen from air into the blood D. signaling the diaphragm to contract 2) An external event stimulates a sensory nerve, which

    asked by Sammy
  19. Physics

    A chameleon extends its tongue to capture a tasty insect. The tongue accelerates at 33 m/s2 for 0.12 seconds to make the capture. what is the speed of the chameleons tongue when it grabs the insect?

    asked by anonymous
  20. physics

    70-kg man jumps off a raft 2 meter squared moored in a freshwater lake. By how much does the raft rise?

    asked by yin
  21. Math

    The top and bottom margins of a poster are 6 cm and the side margins are each 7 cm. If the area of printed material on the poster is fixed at 384 square centimeters, find the dimensions of the poster with the smallest area.

    asked by David
  22. History

    Which of the following is not a way that constitutions grant governments power? A)They explain the purpose of the government. B)They set up the structure of the government. C)They identify from which states federal government leaders will come. D)They name

    asked by Mike
  23. Math

    The ratio of the quantities of sugar and flour needed to bake a cake is 2:5. What is the quantity of sugar needed for a cake, if 750 grams of flour are used to make it?

    asked by Amy
  24. math

    A cyclist travels for 60km at x km/h and 180km at y km/h and takes 10 hours altogether for the journey. If the speed are interchange, the journey takes 8.6 (8 whole number 2 over 3) hours. Find x and y.

    asked by jane
  25. Duplessiss primary

    Mollys photo album has a total of 97 pictures.each page of the album holds 6 many pages can molly fill will there be any pictures left if so,how many use a place value chart using disk to solve.

    asked by Alexie
  26. Calc

    A stone dropped into a still pond sends out a circular ripple whose radius increases at a constant rate of 2.6 ft/s. (a) How rapidly is the area enclosed by the ripple increasing when the radius is 4 feet? The area is increasing at

    asked by David
  27. Math

    Which of the following is the best estimate for the total weight of these cold meats: 1 and seven eights pounds of Bologna, one and a half pounds of ham, and seven eights pound of roast beef? How would I add these fractions? Please help

    asked by Patrick
  28. Math

    Estimate using a rate per 100 19% of 288 =

    asked by Anonymous
  29. History

    How is Dante's work different from earlier Medieval literature and why do we still refer to Dante as a Medieval writer?

    asked by Sania
  30. Algebra

    At the market, a pear costs b cents and an apple costs 7 cents less than a pear. Randy buys 4 pears and an apple. How much does Randy pay in terms of b?

    asked by Rhonda
  31. Math

    A flowerbed is 3 3/4 meters long and 2 meters wide. Uncle James wants to build a border around the flowerbed. The width of the border is 1/2 meter. The cost of building the border is $20 per square meter. How much does Uncle James have to pay to have the

    asked by Jerry
  32. Finance

    Evans Technology has the following capital structure. Debt ............................................ 40% Common equity .......................... 60 The aftertax cost of debt is 6 percent, and the cost of common equity (in the form of retained earnings)

    asked by Albert
  33. Algebra

    Tim's scores the first five times he plays a video game are listed below. 4,526 4,599 4,672 4,745 4,818 Tim's scores follow a pattern. Which expression can be used to determine his score after he played the video game n times. A.) 73n + 4,453 B.) 73(n +

    asked by Danielle
  34. Calc

    Gravel is being dumped from a conveyor belt at a rate of 20 {\rm ft}^3{\rm /min}. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 18 ft

    asked by Matt
  35. Calc

    An open box is to be made out of a 10-inch by 16-inch piece of cardboard by cutting out squares of equal size from the four corners and bending up the sides. Find the dimensions of the resulting box that has the largest volume. Dimensions of the bottom of

    asked by David
  36. Calc

    A manufacture has been selling 1150 television sets a week at $510 each. A market survey indicates that for each $13 rebate offered to a buyer, the number of sets sold will increase by 130 per week. a) Find the function representing the demand p(x), where

    asked by David
  37. Math

    A group of friends went on a hiking trip. They planned to hike a total of 38 miles. They want to complete 25% of the hike by the end of the first day. About how many miles should they hike the first day?

    asked by Anonymous
  38. Counting and Probability

    (a) A cube is painted red on all six sides, then cut into 125 smaller congruent cubes. How many of the small cubes are painted red on exactly one side? (b) A cube is painted red on all six sides, then cut into 125 smaller congruent cubes. How many of the

    asked by Mr. Alexander
  39. Algebra

    An arrow is fired into the air with an initial velocity of 96 feet per second. The height in feet of the arrow t seconds after it was shot into the air is given by the function Find the maximum height of the arrow.

    asked by Sara
  40. physics

    You take a set of measurements for the wavelengths and frequencies of standing waves on a string that is under a tension of 2.20 N. You use your data to create a plot of wavelength (in m) vs inverse frequency (in s) and the linear fit of your graph gives a

    asked by Kim
  41. math

    Need help in solving this word problem. That are the steps? Of the total number of spectators at a circus, 1/4 are men. 2/5 of the remaining number of spectators are women. There are 132 women at the circus show. How many children are at the circus show?

    asked by May
  42. Physics 1111 at UGA

    If a projectile is launched from Earth with a speed equal to the escape speed, how high above the Earth's surface is it when its speed is one third the escape speed?

    asked by Merritt
  43. Counting and Probability

    One member of the debate team is going to be chosen President. Each member is equally likely to be chosen. The probability that a boy is chosen is 2/3 the probability that a girl is chosen. Girls make up what fraction of the debate team?

    asked by Mr. Alexander
  44. Math 116

    You have a scale. On one side of the scale is a brick. On the other side of the scale is half of a brick and a ¾ lb weight. If the scale is balanced what is the weight of the brick in pounds.

    asked by Torrie
  45. math - linear programming

    A candy company makes a chocolate nut mix and and a chocolate fruit mix. The nut mix uses 2 pounds of chocolate, 2 pounds of nuts and no fruit. The fruit mix uses 4 pounds of chocolate,no nuts and 2 pounds of fruit. The nut mix brings in $7 profit and the

    asked by Ryan
  46. biology

    state one reason why the concentration of glucose in the blood decreases.

    asked by Eman
  47. Social Studies

    Which of the following statements gives an opinion? New Mexico has a large Hispanic population.********* Undocumented immigrants in New Mexico should have equal rights with documented immigrants. New Mexico's legislature passed a resolution stating its

    asked by Mike
  48. Biology

    state one reason why the concentration of glucose in the blood increases.

    asked by Eman
  49. Biology

    What is the overall chemical formula for photosynthsis? 6Co2+6H2O--->C6H12O6+6O2 Where does the energy come from in photosynthesis? From Sunlight? What is the relationship between photosynthesis and respiration Photosynthesis makes the glucose that is used

    asked by Anonymous
  50. Math

    Jeremy has two 7 foot~ long boards. What is the greatest number og 15 inch pieces can he cut from the two boards?

    asked by Amy
  51. math

    the square tile shown has a length of 10.5 inches. What power can you write to represent the are of the tile? Write the power as an expression with a base and an exponent, and then find the area of the square.

    asked by suzie
  52. Physics

    The interior of a submarine located at a depth of 50 m in seawater is maintained at sea-level atmospheric pressure. Find the force acting on a window 20 cm square. The density of seawater is 1.03 × 103 kg/m3

    asked by peter
  53. English

    1. I am too tired to do my homework. 2. I am too tired to read the books. 3. I am too tired to do the project. 4. I am too tired to do the paperwork. 5. I am too tired to finish my homework. 6. I am too tired to finish reading the book. ============ Are

    asked by rfvv
  54. Chemistry

    Experimental results for hydrochloric acid (neutralization) are always a little less negative than the usual constant (-57.35kJ). Suggest reasons for this.

    asked by Wex
  55. chemistry

    Which is the correct expression for Keq when the chemical reaction is as follows: N2 + 3H2 2NH3.

    asked by luis
  56. Chemistry

    A 22.6 mL sample of a weak monoprotic acid, HX, requires 50.0 mL of 0.050 M NaOH to reach the equivalence point. After the addition of 30.0 mL of NaOH, the pH is 4.90. What is the Ka of HX?

    asked by Lexi
  57. Algebra

    Your monthly salary is $5200. After taxes you net $3030.00. You received a raise and your new monthly salary is $5700.00. What is your net salary?

    asked by Torrie
  58. Calculus

    A tennis ball is dropped from a height of 32 feet, rebounding to 1/2 its former height with each bounce. How far will the ball have traveled VERTICALLY when it comes to a rest?

    asked by Sean
  59. physics

    Assume a cyclist of weight mg can exert a force on the pedals equal to 0.90 mg on the average. If the pedals rotate in a circle of radius 18 cm, the wheels have a radius of 34 cm, and the front and back sprockets on which the chain runs have 42 and 19

    asked by physics
  60. math

    a radial arm saw has a circular cutting blade with a diameter of 10 inches. it spins at 200 rpm. what is the linear speed of one of the 12 cutting teeth on a blade?

    asked by bhavik
  61. physics

    A cross-country skier who weighs 600 N has chosen ski wax that provides ฯ=0.03. What is the minimum amount of horizontal force,perhaps from a tailwind,that would keep the skier coasting at constant speed across level snow?

    asked by sarah
  62. chem

    Rank the following elements by electron affinity, from most positive to most negative EA value. Rank from most positive to most negative. To rank items as equivalent, overlap them. argon,sodium,iodine,oxygen,phosphorus

    asked by rabia ugucu
  63. Geometry

    p>p'(-2,-6) for the glide reflection where the translation is (x,y)>(x,y-1) and the line of reflection is x=1. What are the coordinates of P? The answer is (4,-5) I'm looking for the steps of how to get to the answer. 69-year-old grandpa trying to help

    asked by Steve
  64. Physics

    A bicycle with tires 64 cm in diameter travels 5.2 km . Part A How many revolutions do the wheels make? Express your answer using two significant figures.

    asked by Safia
  65. chemistry

    A reaction is represented by this equation: 2W( aq ) ⇌ X( aq ) + 2Y( aq ) K c = 5 × 10 −4 (a) Write the mathematical expression for the equilibrium constant. (b) Using concentrations of ≤1 M , make up two sets of concentrations that describe a

    asked by mayuri
  66. Psychics

    a ball is projected horizontally from the edge of a table that is 2.00m high and it strikes the floor at 2.40m from the base of the table. what is the initial speed of the ball

    asked by Noah
  67. trigonometry

    A kite string is 350 meters long. The angle the string makes with the ground is 50 degrees. How far from the person holding the string is a person standing directly under the kite?

    asked by bonnie
  68. algebra

    How do I predict an item's price at a future date (what formula do I use?)? given info. is cost of a Fast food Hamburger $0.15 in 1960,$0.30 in 1970, $0.50 in 1980, $0.75 in 1990, $0.89 in 2000. question#1 find average rate of increase. then predict the

    asked by jas
  69. Math

    A metal solid cylinder of radius 6 cm and length 12 cm is ,melted and recast into another solid cylinder of length 3 cm. A. Find the base radius of the new cylinder. B. Find the change in total surface area in terms of 3.14.

    asked by Twinkle
  70. Chemistry (Check)

    The bond strengths of the compounds HF, HCl, HBr, and HI are as follows: compound bond strength, kJ/mol HF 569.87 HCl 431.62 HBr 366.35 HI 298.407 Briefly explain why the bond strengths are ranked in this order. My guess is: They are ranked in this order

    asked by Anonymous
  71. Math

    Janet wants to put 45 sunflower seeds, 81 tomato plants, and 63 corn stalks in her garden for the following season. If she puts the same number of plants in each row and if each row only has one type of plant, what is the greatest number of plants that

    asked by 6th grade math

    A dentist's chair with a patient in it weighs 2180 N. The output plunger of a hydraulic system begins to lift the chair, when the dentist's foot applies a force of 73.6 N to the input piston. Neglect any height difference between the plunger and the

    asked by Anonymous
  73. algebra

    Write a quadratic equation with roots of 4 + 3i and 4 – 3i. Show all your work.

    asked by help me please! :\
  74. maths

    there are 20 apples and 15 oranges in a bin.if some apples are removed from the bin so that the probability of randomly drawing an apple becomes 2/ many apples must be removed from the bin

    asked by rohit
  75. physics

    If a standing wave with 10 antinodes occurs at a frequency of 44.1 Hz, at what frequency would you look for the n = 2 standing wave?

    asked by Kim
  76. Math

    1. There are 20 guests at a party. The host has 8 gallons of punch. He estimates that each will drink 2 cups of punch. If this estimate is correct, how much punch will be left over at the end of the party? 2. A typical lap around a track in the United

    asked by Patrick
  77. english

    15. Suppose the following sentence appears in the sports section of the newspaper: Lorton's experienced linemen performed well in handing Jefferson High's Eagles a crushing defeat. What word in the sentence is most clearly a loaded word? A. Experienced B.

    asked by annomis
  78. Math

    the perimeter of a rectangular garder is 100 feet the length of the garden is 8 feet longer than twice the width I need 2 linear equations

    asked by Anonymous
  79. Physics

    Suppose you measure a standing person's blood pressure by placing the cuff on his leg 0.580 m below the heart. Calculate the pressures you would observe if the pressures at the heart are 121 over 80 mm Hg. Assume there is no loss of pressure due to

    asked by Kenzie
  80. Chemistry

    Hydrocarbon burn in excess oxygen yields 4.4g of carbon(iv)oxide and 2 of 7g of water. Find the empirical formula of hydrocarbon

    asked by Prudent
  81. Math

    Student A, B and C con complete a puzzle in 20 min, 15 min, and 30 min respectively. If all three student work together, how long will it take to complete the puzzle?

    asked by Ana
  82. algebra

    a swimming pool is 60 ft long and 35 ft wide. a model of the pool is 9 in long. how wide is the model

    asked by nicole
  83. chemistry

    at 25 celcius, how many dissociated OH ions are there in 8.0x10^-1 L of aqueous solution with pH 4.73?

    asked by Christine
  84. Math

    If the original building is 810 meters tall, what was the scale used to make the model?

    asked by Brooke
  85. chemistry

    0.60g of a gaseous hydrocarbon E when completely burnt in oxygen gave 1.76g of carbon dioxide. WHAT IS THE EMPIRICAL FORMULA OF E?

    asked by viky
  86. science

    a fighter plane dives straight down with an acceleration of 3g . what is the magnitude and direction of pilot's effective (or apparent) weight if his real weight is w?

    asked by soni
  87. algebra

    The owner of a video store has determined that the cost C, in dollars, of operating the store is approximately given by where x is the number of videos rented daily. Find the lowest cost to the nearest dollar.

    asked by Sara
  88. physics

    A 4 . 7 kg mass weighs 39 . 95 N on the surface of a planet similar to Earth. The radius of this planet is roughly 6 . 2 × 10 6 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6 . 67259 × 10 − 11 N · m 2 /

    asked by Anonymous
  89. algebra

    The revenue achieved by selling x graphing calculators is figured to be The cost of each calculator is How many graphing calculators must be sold to make a profit (revenue - cost) of at least $466.20?

    asked by Sara
  90. Science-physics

    A ball is thrown horizontally from the top of a building 37.5 m high. The ball strikes the ground at a point 80.3 m from the base of the building. The acceleration of gravity is 9.8 m/s 2 . Find the time the ball is in motion. Answer in units of s.

    asked by Maggie
  91. Physics: Static Equilibrium

    Consider the 667 N weight held by two cables shown below. The left-hand cable had tension 890 N and makes an angle of è with the wall. The right-hand cable had tension 960 N and makes an angle of è1 with the ceiling. a) What is the angle è1 which the

    asked by Adrian
  92. algebra

    Allison has 5 times as many baseball cards as football cards. In all, she has 120 baseball and football cards. How many baseball cards does Allison have?

    asked by Emilio
  93. Physics

    A cat chases a mouse across a 1.5 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 1.2 m from the edge of the table. What was the cat’s speed when it slid off the table? The acceleration of gravity is

    asked by Azan
  94. Chemistry

    Determined at which temperature is the solubility of KNO3 at 60 grams per 100 grams of water

    asked by Tommy
  95. algebra

    In one U.S. city, the quadratic function models the median, or average, age, y, at which men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for

    asked by Sara
  96. English/Creative Writing

    Will you help me? I don't know how I am supposed formulate my answers. A story's beginning should interest the reader and draw him or her into action. What would be some effective ways to start the following stories? 1. A first-person narrative about your

    asked by Victoria
  97. Analytical Chemistry

    I have a 0.00156 M solution of CuSO4*5H2O in water (from 0.0398 g of CuSO4*5H20 in 100 mL of water). How would I calculate the ppm of Cu of that solution from that information? Now if I were to find ppm of Cu in different aliquots of this stock solution (5

    asked by Ronnie
  98. Math

    There are 18 silver cars, 13 red cars, and 11 brown cars in a parking lot. What fraction of the cars in the parking lot are not silver?

    asked by Claire
  99. English

    1. I am too full to eat more. 2. I am too full to eat leftover food. 3. I am too ful to eat all the food. 4. I am too full to eat all the cooked rice. 5. I am too full to eat the leftover food. ================== Are they all grammatical? Do we have to use

    asked by rfvv
  100. Trig

    A ship leaves port at 6 am and heads due east at 20 knots. At 10 am, to avoid a storm the ship changes course to N 47° E.. (47° east of north). Find the ships distance from port at 4 pm.

    asked by Isaac
  101. math

    plant a produced 8000 fewer panels than plant b, 4 % of the panels from plant a, and 3% of the panels from plant b were defective, how many panels did plant a produce if the two plants together produced 660 defective panels?

    asked by amanda
  102. algebra

    The sum of 9 times a number and the reciprocal of the number is positive. Find the numbers which satisfy this condition

    asked by Sara
  103. english


    asked by Barbara
  104. Algebra 2

    Can someone help me with this equation please? The directions are: Write an equation for the line in point/slope form and slope/intercept form that has the given condition. And the problem is: x-intercept = 6 and y-intercept = -8 I'm confused though I

    asked by Maria
  105. English check my essay

    Choose a main character from the novel you are reading and write about how that character changes over the course of the story. MY ESSAY | | |------------------------ Buck of the Call of the Wild In The Call of the Wild, the main character is a Shepherd

    asked by Kaai97
  106. maths

    A map is given with a scale of 2 cm -1000km.What isthe actual distance between 2 places in kms,if the distance between the two places in the map is 2.5 cm?

    asked by zhahir
  107. Maths

    A piece of ribbon is 50 cm long how many 10 1/2 cm length of ribbon can be cut from it? How much is left over?

    asked by Linda
  108. algebra

    a student reads an average of 34 pages per day. the number of pages she reads per day varies from the average by up to 8 pages. write and solve the absolute inequality that represtents the range of the number

    asked by deangela
  109. Algebra

    In a table, how do you tell if y varies directly with x and write an equation if it does?

    asked by Anonymous
  110. Math

    It take peter 5 hours to pain a Room. It takes Juan 3.75 hours to paint a Room. How much time would it take for them to paint the Room together?

    asked by Ana
  111. math

    1. if x=2y, find x and y 2. if x is 10 degrees more than twice y find x+y 3. find x+y if x is greater than y by 12 degrees

    asked by Roselyn
  112. math

    If 1 centimeter on a map represents 300 kilometers then 2.5 cm represents___km.

    asked by lilly
  113. spanish

    A nosotros __________ __________ las frutas.

    asked by ashley
  114. chemistry

    A reaction is represented by this equation: 2W( aq ) ⇌ X( aq ) + 2Y( aq ) K c = 5 × 10 −4 (a) Write the mathematical expression for the equilibrium constant. (b) Using concentrations of ≤1 M , make up two sets of concentrations that describe a

    asked by mayuri
  115. PHYSICS

    The density of ice is 917 kg/m3, and the density of sea water is 1025 kg/m3. A swimming polar bear climbs onto a piece of floating ice that has a volume of 5.70 m3. What is the weight of the heaviest bear that the ice can support without sinking completely

    asked by Anonymous
  116. Physics

    A mass m = 5.7kg is attached to two springs as it slides along a frictionless floor, while the springs are fastened to two walls. The springs both have k = 420 N/m and are both in their relaxed states (unstretched and uncompressed) when the mass is

    asked by Wrenn
  117. Chemistry

    Ice has negative caloric count. How much energy, in each of the following units, does your body lose from melting 175g of ice? Express your answers in J, kJ, cal, Cal

    asked by Nicole
  118. chemistry

    Determine the mass of copper that has the same number of atoms as there are in 15.46 mg of gold. Answer in units of mg.

    asked by Quinton
  119. science

    A 2.1kg soccer ball is struck with a 45N force for .3 seconds. What is the Frictional force if the ball rolls for 11 seconds before stopping.

    asked by jenn
  120. Physics: Static Equilibrium

    Consider the 667 N weight held by two cables shown below. The left-hand cable had tension 890 N and makes an angle of è with the wall. The right-hand cable had tension 960 N and makes an angle of è1 with the ceiling. a) What is the angle è1 which the

    asked by Adrian
  121. math

    solve the proportion. x/12=91/84

    asked by shae
  122. math

    i can type 19 words in 38 seconds. how many can i type in 60 seconds

    asked by shae
  123. texas history

    why could it be said that during 1835 texans were talking peacefully but acting warlike?

    asked by awesomeguy123
  124. math

    A store is located at (-1, -2). the owner of the store plans to build another store that is 5 blocks east and 4 blocks north of the original store. plot both stores on the coordinate plane. Give directions from the original store to the origin. please help

    asked by ary
  125. Algebra

    You drive 129 miles along a scenic highway and then take a 29-mile bike ride. Your driving rate is 4 times your cycling rate. Suppose you have no more than a total of 5 hours for driving and cycling. Let x represent your cycling rate in miles per hour.

    asked by Sara
  126. Chemistry

    Explain what would happen if a saturated solution of kno3 at 50°c is heated

    asked by Miya pierre
  127. English

    Can u write the main body paragraph of maniac Magee as a thesis in a prejudice subject

    asked by Shak
  128. Network

    List some ways in which an ISP network’s hardware would differ from the hardware found on a LAN of an non-provider network

    asked by Stella
  129. Physics: Static Equilibrium

    Consider the 667 N weight held by two cables shown below. The left-hand cable had tension 890 N and makes an angle of è with the wall. The right-hand cable had tension 960 N and makes an angle of è1 with the ceiling. a) What is the angle è1 which the

    asked by Adrian
  130. Chemistry

    What is the concentration of lead ions in a solution if they are completely precipitated from 36.3 mL of solution by 29.6 mL of 0.35M potassium iodide.

    asked by Sam
  131. chem

    solution of 0.148 M sodium iodide for an experiment in lab, using a 500 mL volumetric flask. How much solid sodium iodide should you add

    asked by Betty
  132. Geometry

    If line segment WP is an angle bisector, m

    asked by Anonymous
  133. SS ASAP

    Compare and Contrast the Independence Struggles of american, african, and asia. ASAP

    asked by Pie
  134. Pre-Calculus

    Big Bob is trying to shape up for the summer. He begins on the first day of his exercise program with 3 sit ups. Each day he will do 4 more sit ups than the day before. On what day will Big Bob do 115 sit ups?

    asked by Claire
  135. Algebra

    3 girls whose ages total 36. Sue is 1/3 Jill's age. Sue is 4 times as old as Jane. What are their individual ages?

    asked by Donna
  136. business algebra

    Use row operations on augmented matrices to solve the given systems of linear equations. x + y − z = 0 x + 2y + 4z = −3 3x − y − 22z = 19

    asked by cameron
  137. biology

    Describe in a short answer the history of the discovery of DNA

    asked by lori
  138. science

    Calculate percentage concentration of a solution obtained after dissolving: - 12 g of KCl in 150 g of water

    asked by mustafa
  139. Social Studies

    Did the invention of the cotton gin lead to the civil war?

    asked by stephania
  140. Southwark

    A piano has 36 black keys and 52 white keys are there more black keys or white keys on a piano ?

    asked by Emily Vo
  141. maths

    Solo buys a roll of wrapping paper.the total length of the paper is 4,5m.she estimates that she will need 1,25m to wrap a present for her sister,and 2,8m to wrap a present for her much of the paper will she have left over?

    asked by xolile
  142. English

    Please help correct grammar sentence below: 1. Please be informed that starting on Nov.22,2015 rate of internet charge will be pesos 15.00 per hour. thank you.

    asked by jessie
  143. Quick English check- ms sue

    Select the term that is best evoked by each of the scenarios below. Use complement, contend efficacious, emulate, engross, exploit, facile, implicit, industrious, replicate. 1. The representatives appeal for aid for the disaster victims was so effective

    asked by Anonymous
  144. math trigonometry

    point A and B are 100m apart and are of the same as the foot of a building. the angle of elevation of the top of the building from point A an B are 21 degrees and 32 degree respectively. how far is A from the building?

    asked by bash
  145. Statistics

    The weekly amount of gas sold at a self serve gas station has a uniform distribution on the interval 5000 to 15,000 gallons. If the dealer begins the week with 12,625 gallons in his supply tank what is the probability that he will run out of gas before the

    asked by Jackie
  146. Spanish

    Conjugate the verbs in the two sentences: 1. Mis padres me compraron un coche que __________ (ir; yo) a usar para la universidad. 2. Llamé a todas las personas que ___________ (poder) para notificarles del cambio.

    asked by Anonymous
  147. social studies

    When did countries in north africa start to gain independence?

    asked by abigail
  148. Chemistry (Check)

    Calculate the DHrxn of C6H12O6 (s) + O2 (g) --> CO2 (g) + H2O (l) with DHf. C6H12O6(s) -1260.04 O2(g) 0 CO2(g) -393.5 H2O(l) -285.840 I balanced the equation and my work: DHrxn = [14mol(-393.5+(-285.840))] - [7mol(-1260.04+0)] = -690.48 KJ/mol Is this

    asked by Anonymous
  149. Chemistry (Check)

    Calculate the DHrxn of C57H110O6 (s) + O2(g) --> CO2(g) + H2O(l) with DHf. C57H110O6(s) -390.70 O2(g) 0 CO2(g) -393.5 H2O(l) -285.840 I balanced the equation and my work: DHrxn = [224mol(-393.5+(-285.840))] - [165mol(-390.70+0)] = -87706.66 KJ/mol Is this

    asked by Anonymous
  150. Social Studies Grade 8

    These are the times that try men's souls was written by____. (1 point) William Howe planned to capture the American capital which was located in ____. (1 point) What was the significance of the American victory at Saratoga? (1 point) Which of the following

    asked by Gracelyn
  151. Moorpark

    Ice has negative caloric content. How much energy, in each of the following units, does your body lose from melting 175g of ice? Express your answer in J, kJ, cal, Cal

    asked by Nicole
  152. Math

    A set costs half as much as a book.A book costs 600$ more than a pen.If the total cost of the three items is 6900$,find the cost of a set.

    asked by David
  153. 10th grade

    Ravi resigned----------illness

    asked by Anonymous
  154. Chemistry

    2.0 gram of C2H4 is reacted withO2. What mass of water is produced?

    asked by Cindy
  155. Physics

    A mass-on-a-spring system has m = 54 kg and k = 225 N/m. The mass is pulled a distance 0.25 m from its equilibrium position and then released. (a) What is the maximum acceleration of the mass? My work: F=ma -kx=ma (225)(.25)=(54kg)(a) solve for a. a=1.04

    asked by Wrenn
  156. Geography

    What should Europeans and the USA do to prevent tragedies such as this? Will healing and peace prevail or more bloodshed?What should the world do now to combat ISIS?

    asked by Anonymous
  157. algebra

    write an equation in slope intercept form of the line that passses through the given point and is parallel to the graph of the given equation (2,-2) ;y=-x-2

    asked by ciara
  158. geography

    Where did the Cold War take place?Please just be specific(answer in countries).

    asked by Matthew
  159. UM

    A car is traveling at 20 meters per hour on the level road where the coefficient of kinetic friction between tires and road is 0.8.Find the minimum turning radius.

    asked by almamie Villegas
  160. Math

    bob needs 60 square feet of cloth. He has a rectangular piece of cloth that measures 3 feet by 9 feet and a square piece that measures 5 feet on a side. Does he have enough cloth? If not, how much more does he need? 9x3=27 + 5x4=20 ___________ 47 sq ft of

    asked by E.W.
  161. math

    What's the rule for 1 & 8,2 & 13,3 & 18 and b

    asked by Alexander
  162. Math

    My math assignment is conversion with weight. 1. 6 T= lb 2. 18lbs= oz 3. 3,200 oz= lb 4. 12T= lb 5. 9lb= oz 6. 7lb= oz 7. 100lb= oz 8. 60,000= T I need major help on the above. I do not know where to begin and need to know if there is some sort of chart I

    asked by Patrick
  163. biology

    how can hormones can be duplicated and transformed into medicine ?

    asked by lilllly
  164. Spanish

    Would these phrases use the indicative or subjunctive? Explain why? Thank you!! 1) Puedes hacer lo que ______________ (querer). 2) El equipo que ____________ (ganar) el Superbowl tendrá después una entrevista con el presidente de los EEUU. 3) Ellos

    asked by Anonymous
  165. Algebra 1

    The length of a rectangle is 3 cm more than the width. The perimeter of the rectangle is Cm. What is the length and width of the rectangle?

    asked by Jan
  166. chemistry

    What is the value of the equilibrium constant at 500 °C for the formation of NH 3 according to the following equation? N 2 ( g ) + 3H 2 ( g ) ⇌ 2NH 3 ( g ) An equilibrium mixture of NH 3 ( g ), H 2 ( g ), and N 2 ( g ) at 500 °C was found to contain

    asked by mayuri
  167. Accounting - Tax

    Bob (age 40) and Susan (age 39) Cowen are married. Susan works as a retail manager and Rob is a self-employed electrician but does not maintain a home office. Their 2015 tax and other information are as follows: Salary – Susan 75,000 Federal withholding

    asked by C
  168. Math

    Skyler = 32.35 LuiZ = 21.78 Todee= 28.19 Together= 28.19 U sing the individual times for your tema member. Erige an equation to model the work done and solve that equation for the estimated time that it takes to complete the task together.

    asked by Skyler
  169. English/Writing (Check, Please!)

    Read the following report of an accident that occurred near a busy intersection. Then write four or five sentences describe the incident from each of the indicated viewpoints. The sixteen-year-old driver of a brand-new Toyota collided with a cement truck

    asked by Victoria
  170. Algebra 2

    Are my answers correct for this problem? The directions are to: Find the slope of the line that is a) parallel and b) perpendicular to the given line. 3x + y = 3(x + 2) 3x+y=3x+6 3x+y-3x=3x+6-3x y=6 mparallel= 0 mperpendicular= undefined

    asked by Georgia
  171. Math

    Plz I need help and this is due tomorrow idk what to do if I have a 3x3 grid of numbers 6,24,14,25,15,5,23,16 and 7 and how to arrange them so that I get the same sum for each column I need help

    asked by Tyshani
  172. Geography

    Who were the boat people

    asked by Anonymous
  173. Algebra 2

    I have no idea how to even start this, can someone kinda "point me in the right direction" so to speak. -Compute the time(t) it will take for a tool to fall to the ground when a worker drops from the top of the building. -Function:h(t)=-16t^2th0 where t is

    asked by Emma
  174. English/Creative Writing

    Will you help me? I don't know how I am supposed formulate my answers. A story's beginning should interest the reader and draw him or her into action. What would be some effective ways to start the following stories? 2. A third-person narrative about an

    asked by Victoria
  175. Chemistry

    How do I know the order of placing dots on the lewis structure? Please give an example.

    asked by Rucha
  176. SS

    What is an example of a person in history who broke soceital rules?

    asked by Anonymous
  177. why does photosynthesis require energy


    asked by Skay
  178. math

    a rectangle has a width of one less than the length . if the perimeter is 30 units , what is the length and width ?

    asked by joshua
  179. pharmaceutical calculations

    what is the %w/v concentration of a solution made by mixing 35 grams of the main ingredient in 500 grams of vehicle (specific gravity 1.2000)

    asked by HHahahaha
  180. English/Writing

    What does the following question mean? "On what does this person stand?"

    asked by Victoria
  181. Trig

    I've done this one multiply times yet it never seems to work out, I'm supposed to simplify yet it never works out tan(csc^-1(x/x-1)) my first step; sin/cos(1/sin(x/x-1))

    asked by Anna
  182. Physica

    A rocket reises from rest with an acceleration 5m/s^2 until it runs out of fuel at a height of 500 m . The maximum height dose the rocket from the ground reach is?

    asked by Iman
  183. finite math

    discuss the argument that the y-intercept and the x-intercept should each be represented as separate ordered pairs.

    asked by beth
  184. maths

    Please help me on these questions. 1. Tom swapped 2/5 og his marbles gor 9 of Martha's. How many has Tom now? I got 15. I'm not sure if it's right. 2. A second-hand book shopmade a profit of €8 bh selling 10 books at €1.90 each. What price 2 was paid

    asked by liam
  185. Social Studies

    what are 3 devices/technologies that were created because of cans I already have can openers

    asked by DEEZ GOT HEE
  186. Math

    factor the following polynomial and state the multiplicity of each zero: f(x)= x^5 + 7x^3

    asked by Diana
  187. algebra

    if 2/3 is for 1 hour how many hours are for 6 2/3.

    asked by 1234
  188. SS

    What is an example of a criminal or bad person in Babylon?

    asked by Anonymous
  189. algebra

    helping grandson with homework looking for answer for 3x-4y=10

    asked by regina
  190. French

    Did I say this right or is this grammatically correct? _______________________________________ English: However, everything was a dream. French: Cependant , tout était un rêve

    asked by Emily
  191. English

    The officer asked his subordinates to put their files away after completing in good shape. John asked his son angrily, why he didn't put his books away after reading it. John asked his friend Joe not to put his books away as he would still to read it.

    asked by Ramesh
  192. Math

    Posters cost $6 each. Jared has $56. He wants to buy as many poster as possible. How many posters can he buy?

    asked by Makayla
  193. English/Creative Writing

    Read the following report of an accident that occurred near a busy intersection. Then write four or five sentences describe the incident from each of the indicated viewpoints. The sixteen-year-old driver of a brand-new Toyota collided with a cement truck

    asked by Victoria
  194. Precalc

    A certain retiree currently receives $15,000 a year in Social Security. Each year his payment is increase by 3% to keep up with inflation. How much will the retiree collect in benefits over the next seven years? (Count this year as the first of the seven

    asked by Peyton
  195. college algebra

    reciprocal function of (3x-5)/(x-2)

    asked by Jess
  196. algebra


    asked by hhfhh
  197. English

    Yosemite offers so much to see. Plan to stay awhile! There are more than 3,500 accommodations in Yosemite and its surrounding communities and gateways, each with something unique to offer. ==================== There are two Yosemites in this passage. What

    asked by rfvv
  198. algebra

    the sum of 12 and twice my age

    asked by Anonymous
  199. math

    solve the inequality by first clearing the fraction 4/5>=2/3-2/7x

    asked by Howayda
  200. Social Studies

    who was the commander of the forces that fired the first shot of the civil war

    asked by Lauren
  201. math

    what is two divisible by

    asked by Cler
  202. nothing

    just wanted to say good luck with the school week and work week everybody.

    asked by TayB
  203. math

    -13x=-78 -6 6 -1,014 1,014 .....

    asked by help help
  204. math

    R/9 = -4

    asked by help help
  205. math

    x - 1 less than or equal to 4

    asked by help
  206. Social Stiudes

    im sorry if this is the wrong subject what are 4 devices/technologies that were created because of cans thank you

    asked by $That627$