Questions Asked on
October 27, 2015

  1. Ed Tech. HELP PLZ ASAP

    1.How can you identify the values portrayed in a story? A.by reading old versions B.by reading descriptions C.by focusing on what the character**** thinks,say,and do D.by focusing on the setting of the story 4.Which of the following is true about hidden

    asked by regan
  2. math

    the cost in dollars of a school banquet is 74+12n where n is the number of people attending what is the cost for 52 people ? a.$550 b.$698 c.$624 d.$138

    asked by mouse
  3. Chemistry

    What is the bond enthalpy of N2(g)+2H2(g) --> N2H4(g)?

    asked by E
  4. Math

    Draw a picture that shows an example of a product of two even numbers. Write the marching multiplication sentence.

    asked by AlIna
  5. Chemistry

    Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)

    asked by Brooke
  6. language arts...please check my answers

    choose the linking verb to complete the sentence Gemma _____ the first female winner of the annual poetry contest? congratulated photographed became knew

    asked by lilly
  7. Math

    write in expression that represents four less than half a number, n

    asked by Hasan
  8. chemistry

    A 0.8612 g sample of a mixture consisting of NaBr, NaI, and NaNO3 was analyzed by adding AgNO3 to precipitate the Br¡V and I¡V, yielding a 1.0186 g mixture of AgBr and AgI. The precipitate was then heated in a stream of Cl2, converting it to 0.7125 g of

    asked by yung
  9. Art history

    Write a 350- to 500-word story about being a prehistoric artist. I don't know what to write about can u please help me.

    asked by Catrina
  10. Ed Tech. PLZ HELP ASAP

    2.To publish your slide show as movie what should you click on first? A.File B.Animations C.Slide Show D.View 3.What is the purpose of slide timings? A.To tell the user how long to wait before clicking the mouse B.To set the time each slide will be shown

    asked by regan
  11. Math

    How many 1 inch squares can be cut from an 18"x24" piece of contruction paper

    asked by Alyssa
  12. Physics

    An archer shoots at a target 60m away. If she shoots at a velocity of 55m/s [right 3degrees above the horizontal] from a height of 1.5m, does the arrow reach the target before striking the ground? What should the archer do to get her next shot on target?

    asked by Mackenzie
  13. Precalc

    •You have a wire that is 71 cm long. You wish to cut it into two pieces. One piece will be bent into the shape of a right triangle with legs of equal length. The other piece will be bent into the shape of a circle. Let A represent the total area enclosed

    asked by Bethany
  14. language arts

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

    asked by Shalee ^~^
  15. U.S. History

    1) How did the Adamson Act improve labor conditions in the United States? A: The Adamson Act improved labor conditions in the UNited States by establishing the eight-hour workday for railroad workers and provided for additional compensation for any time

    asked by Victoria
  16. Physics

    A drunken driver crashes his car into a parked car that has its brakes set. The two cars move off together (perfectly inelastic collision), with the locked wheels of the parked car leaving skid marks 6.0 m in length. If the mass of the moving car is 2130kg

    asked by Juicy
  17. Social Studies Check my answers!

    1. Which of the following satements would describe the significance of the battle of kettle creek? A.weapons and horses were taken from the British. B. the back country of georgia remained under patriot control C.the morale of the georgia milita was lifted

    asked by Amber
  18. physics

    A falling stone accelerates at a constant rate of 10ms^2. It is dropped from rest down a deep well and 3s later a splash is heard as it hits the water below.(1) How fast will it be moving as it hits the water? (2)What will be its average speed over the

    asked by Lisa
  19. Pre-Algebra

    The coordinates of quadrilateral VWXY are given below. Find the coordinates of its image after a dilation with the given scale factor. V (6, 2) W (-2, 4) X (-3, -2) Y (3, -5) scale factor of 2

    asked by Nicky
  20. Trig

    I need help with this application. A pier 1250 meters long extends at an angle from the shoreline. A surveyor walks to a point 1500 meters down the shoreline from the pier and measures the angle formed by the ends of the pier. It is found to be 53 degrees.

    asked by Hutch
  21. Chemistry

    A weather balloon is inflated to a volume of 26.2 L at a pressure of 755 mmHg and a temperature of 32.5 ∘C. The balloon rises in the atmosphere to an altitude where the pressure is 360. mmHg and the temperature is -13.5 ∘C. Assuming the balloon can

    asked by Timmy
  22. English

    Identify the correct sentence: A.While studying for her psychology test,Francina had trouble concentrating because her friends were calling her, her brother's blasting stereo and her dad mowing the lawn. B.While studying for her psychology test,Francina

    asked by Terri
  23. Math

    Pencils are sold in packages of 5.explain why you need 6 packages in order to have enough for 27 students.

    asked by Anonymous
  24. Physics

    During a road test,a driver brakes a 1420kg car moving at 64.8km/h [W]. The car slows down and comes to a stop after moving 729m [W]. What is the net force acting on the car?

    asked by Jeena
  25. Dallas can

    Suppose you invest $2000 at an annual interest rate of 5.1% compounded continuously. How much will you have in the account after 3 years? Round the solution to the nearest dollar

    asked by Jair
  26. AP Physics

    A 35kg child sits in a swing supported by 2 chains, each 3.7 m long. If the tension in each chain at the lowest point is 274 N find the child's speed at the lowest point. (Neglect the mass of the seat). I'm not sure what equations to use to set this up

    asked by Chevy
  27. SS

    What was the approximate distance from San Lorenzo to La Venta? A. 150 miles B. 100 miles C. 75 miles D. 25 miles I think it's C. It's not B.

    asked by Anonymous
  28. National school

    A dilute solution of sulfuric acid is added to 15g of copper and iron mixture. a) write the balanced equation for the occuring reaction. b) the volume of H2 evolved at standard conditions is 4.48L, what is the mass of each of the metals constituting the

    asked by Maha
  29. English

    14. The soldiers are issued (infrared) goggles to help them see in the dark. A. outside visible spectrum B. creating light by radiating heat C. emitting light by creating water vapor D. producing light by adding electrons to a glowing material I'm stuck

    asked by SkatingDJ
  30. Chemistry

    A swimming pool, 10.0 m by 4.0 m, is filled with water to a depth of 3.0 m at a temperature of 20.2°C. How much energy is required to raise the temperature of the water to 24.0°C?

    asked by Stacey
  31. Math

    What is the average of 12,43,37 and 40

    asked by Maisha
  32. chemistry

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

    asked by lee
  33. language

    Which of the following sentences demonstrates proper subject-verb agreement? a) Physics is a difficult subject to learn. b) Measles usually spread through respiratory fluids. c) The study of various sciences are compelling. d) News travel fast

    asked by alixie
  34. Algebra

    I need help with this problem. A class of 32 students was made up of people who were all 18, 19, and 20 year olds. The average of their ages was 18.5. How many of each age were in the class if the number of 18 year old was six more than the combined number

    asked by Loretta
  35. math

    break apart the addends to find the a sum 18+26=

    asked by kate
  36. maths

    Suppose that a state university has to form a committee of 5 members from a list of 20 candidates out of whom 12 are teachers and 8 are students.If members of the committee are selected at random,what is the probability that the majority of the committee

    asked by sam
  37. chemistry

    Calculate the mass of oxalic acid needed to prepare 150 ml of 0.442 M C2H2O4

    asked by james
  38. Langauge arts

    Which of the following is a proper noun? ground friend Georgi!@#$%^&* vegatable

    asked by Anonymous
  39. Math

    Trina works after school and on weekends. She always works three days each week. This week she worked 2 3/4 hrs on Monday. 3 3/5 hrs on Friday and 5 1/2 hrs on Saturday. Next week she plans to work the same number of hrs as this week but will work the same

    asked by Crystal
  40. chemistry

    help!!!! is this the answer to B ) C2H5OH(liq)+ 3O2(g) --> 2CO2(g) +3H2O(liq) In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2.

    asked by Mark
  41. math

    How are the real solutions of a quadratic equation related to the graph of the quadratic function?

    asked by cj
  42. chemistry

    At what ph will Al(OH)3 begin to precipitate from a .10 M solution of AlCl3?

    asked by lisa
  43. business statitics

    a) The mean lifetime of a sample of 100 light tubes produced by a company is found to be 1570 hours with standard deviation of 80 hours. Test the hypothesis that the mean lifetime of the tubes produced by the company is 1600 hrs. (7 marks)

    asked by john
  44. chem

    Write a net ionic equation for the reaction that occurs when excess nitric acid (aq) and potassium sulfite (aq) are combined. Note: Sulfites follow the same solubility trends as sulfates.

    asked by jim
  45. History

    What Demographic Transition Model stage is Belize, Cuba, GReece, Swaziland, Switzerland, Vietnam, South Korea, Niger, Uruguay,and Haiti in? Is there a website to get accurate answers? I think Belize is stage 2, Cuba is stage 3, Greece is 4, Swaziland 3,

    asked by Geo
  46. algebra or algebra1

    An eastbound car is going 4 miles per hour faster than a westbound car. The cars are 208 miles apart 2 hours after passing each other on a highway. What is the speed, in miles per hour, of the eastbound car

    asked by sue
  47. Social Studies

    What significance does October 1 1949 have in Chinese history? a. The Boxer Rebellion was defeated by foreign troops b. The last dynasty ended with the death of its empress c. Mao Zedong declared China "The People's Republic of China"*** d. China ended its

    asked by Kaai97
  48. Chemistry

    Iodine, I2, reacts with aqueous thiosulfate ion in neutral solution according to the balanced equation I2(aq)+2S2O2−3(aq)→S4O2−6(aq)+2I−(aq). How many grams of I2 are present in a solution if 33.00 mL of 0.165 M Na2S2O3 solution is needed to

    asked by Mary
  49. Trigonometry

    I am having trouble solving this. A rocket tracking station has two telescopes A and B placed 1.7 miles apart. The telescopes lock onto a rocket and transmit their angles of elevation to a computer after a rocket launch. What is the distance to the rocket

    asked by Marina
  50. Astronomy

    Why is the greenhouse effect on Earth not as drastic as on Venus? There is no carbon dioxide in Earth’s atmosphere. The oceans dissolved much of the carbon dioxide. Earth is smaller than Venus so it can’t hold the gases in the atmosphere. There is more

    asked by Sandra
  51. Algebra

    The Smiths invested $14,000, part at 3% simple interest and the rest at 4% simple interest for a period of one year. if the total interest earned was $460, how much was invested at each rate?

    asked by Lucas
  52. English

    1. Tomorrow, we're going to go to hike. 2. Tomorrow, we're going to go hiking. =================== Which one is grammatical? Are both grammatical? Then, what is the differencein meaning?

    asked by rfvv
  53. chemistry

    is this the answer to B ) CH3CH2OH + 3O2 → 2CO2 + 3H2O In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2. Write a combustion

    asked by Mark
  54. Physics

    A quarterback throws a football toward a receiver with an initial speed of 22 m/s at an angle of 30° above the horizontal. At that instant the receiver is 23.6 m from the quarterback. With what constant speed should the receiver run in order to catch the

    asked by Jorge
  55. Physics

    A body starts from rest and accelerates to a velocity of 5m/s in 20s. It then maintains this velocity for 10s and then decelerates to rest in further 10s. (a) Draw a velocity – time graph of the motion (b) Calculate the initial acceleration (iA body

    asked by Mary
  56. Amadlelo aluhlaza SS

    I Lungelo would like to know tat are there any chances for a person who is doing Accounting.Business study.Economics and Maths Literacy to become a paramedic?

    asked by Lungelo
  57. Social Studies

    What triggered China's 1899-1901 Boxer Rebellion? a. A prolonged famine that had killed thousands of Chinese b. The presence of westerners*** c. The imprisonment of university professors d. The government's massacre of a village's peasants Just checking my

    asked by Kaai97
  58. Algebriac Expressions

    2 less than 7 times a number = 2) Sarah's age decreased by 2 = 3) One third as many books = 4) Earns $13 per hour = 5) 4 years younger than Marcus 6) 2 times a number, decreased by 4 7) 9 less than the product of 15 and a number 8) The quotient of a number

    asked by Joetta
  59. language arts

    Which of the following topics would be most appropriate for an autobiography narrative? A) Your explanation of how to train for running long distances B) Your account of the time you won first place at a track me C)Your summary of an article about a girl

    asked by Shalee ^~^
  60. Chemistry

    How do you write the complete ionic equation and net ionic equation for ammonium chloride and copper (II) sulfate in water?

    asked by Tiffany
  61. math

    1/3 of lunch money was spent on a sandwich, 1/2 spent on water, 1/8 spent on chips. what fraction of money is left

    asked by Tonya
  62. Physics

    A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional

    asked by Ana
  63. history

    DIRECTIONS: Read the informational passage below. Then complete the activity that follows. Be sure to write in complete sentences using reason and evidence from the text. Leonidas (c. 530-480 B.C.) was a king of the city-state of Sparta from about 490 B.C.

    asked by SE
  64. Math

    Jenna says that no row or column contains products with only odd numbers. Do you agree? Explain.

    asked by AlIna
  65. math

    an airplane is flying at 350 km/h. after one hour, she notices that owing to strong winds, she is 48 km west of her intended flight path. at what angle to her intended flight path has she been flying

    asked by bob larry
  66. Chemistry

    A 4.30g sample of solid BaCl2 2H2O was heated such that the water turned to steam and was driven off.Assuming ideal behavior, what volume would that steam occupy at 1.00atm and 373K?

    asked by Anonymous
  67. physics

    Power applied to a particle varies with time as P=(3t^2-2t+1)W. Find the change in kinetic energy between t=1s and 4s.

    asked by sally
  68. Math

    If a car decreased by 10 percent and is now worth $14,000. What was the original price of the car

    asked by Joseph
  69. Chemistry

    Consider the reaction of Lithium with water: 2 Li(s) + 2H2O(l) ----> 2 LiOH(aq) + H2(g) The delta H of the reaction is -160 KJ The enthalpy of fusion of H2O is 6.0 kJ/mol The specific heat capacity of H2O(l) is 4.18 J/gC When 10 grams of Li(s) is dropped

    asked by Vinit
  70. math

    Explain how you know if a number can be divided by 10 evenly

    asked by Angelica
  71. Physics

    A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional

    asked by Ana
  72. physicsn

    An Olympic turkey moving at 20.0 m/s down a 30.0° slope encounters a region of wet snow and slides 145 m before coming to a halt. What is the coefficient of friction between the turkey and the snow? The accelerations down the hill is 1.4 m/s^2.

    asked by ms
  73. chemistry

    150 mL of a solution contiains .00015 M NaI, .0055 M NaC, and .12 M Na3PO4. A solution of .10 M AgNo3 is slowly added. Who precipitates 1st, 2nd, and 3rd? When the last one to precipitate just begins to precipitate, what % of the other 2 anions are still

    asked by lisa
  74. science

    a skater with a mass of 65kg,reaches the bottom of a ramp ,2.5 metres high ,going at 27km.h-1. calculate his kinetic energy as he reaches the ramp calculate how fast he is going by the time he reaches the top of the ramp

    asked by zinhle
  75. Social Studies PLEASE HELP!

    1. The first successfully established English colony in North America was (1 point) Plymouth. New York. Jamestown. Santa Fe. 2. Protestants who wanted to reform the Anglican Church were called (1 point) Pilgrims. Puritans. Plymouthians. priests. 3. How did

    asked by Help Please
  76. E.L.A.

    Which sentence below is properly punctuated? a. When you arrive on the train, take a taxi to the bus station; I can meet you at the bus station. b. When you arrive on the train: take a taxi to the bus station; or I can meet you at the train. c. When you

    asked by grep
  77. Math

    The area of a rectangle mirror is 11 11/16 feet. The width is 2 3/4 feet. If there is a 5 foot tall space on the wall to hang the mirror will it fit explain.

    asked by Kylen
  78. Physics, science

    a car travels 45 km in 1 hour. in each of the next 2 hours, it travels 78 km. what is the average speed of the car?

    asked by adriana
  79. MatH

    1.solve the inqulitey m-7-1 3.p+5

    asked by AABBCC
  80. Social Studies

    What Soviet Union leader cut ties with China after a heated discussion with Mao Zedong over Communist ideologies? a. Josef Stalin b. Vladimir Putin c. Mikail Gorbachev d. Nikita Khrushchev*** Just checking my work:) *** - My Answer Thanks, Kaai97

    asked by Kaai97
  81. chemistry DR BOB!

    is this the answer to B ) C2H5OH(liq)+ 3O2(g) --> 2CO2(g) +3H2O(liq) In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2. Write a

    asked by Mark
  82. Math

    karen collects 6/7 quart of rainwater. she uses 1/2 of the water to clean her bicycle and uses the remaining water equally for 3 houseplants. What volume of water does she use for each houseplant?

    asked by Debbie
  83. math (algebra)

    A construction crew built 6 miles of road in 2/7 days. what is the unit rate in the miles per day?

    asked by Anonymous
  84. science

    Calculate 1A.U.if it takes 8,3 minutes for light to travel that far (c=300000 km/s)

    asked by Duncan fourie
  85. Math

    Riley and Justin shared a cash prize in the ratio 2:5. Justin received $27 more than Riley. How much money did riley get?

    asked by Jake
  86. functional programing c++

    prepare an algorithm using flowchart and write a program that ask the user to enter 2 numbers, options the number from the user and print the same product, different, and contain of the two number

    asked by sivasanggari
  87. Physics

    A 27.0-kg block is resting on a flat horizontal table. On top of this block is resting a 13.0-kg block, to which a horizontal spring is attached, as the drawing illustrates. The spring constant of the spring is 310 N/m. The coefficient of kinetic friction

    asked by Rupika
  88. language

    Which of the following is a complete sentence? A. When I was young and ambitious and loved going for walks in the park. B. Running through the park and around the school before breakfast. C. Walking with a limp as a result of the wreck. D. I went walking.

    asked by alixie
  89. Chemistry

    Arrange the following oxides in order of increasing acidity: As2O5, P2O5, SnO2, N2O5, BaO, and SeO3. (Use the appropriate symbol to separate substances in the list.) I got BaO

    asked by Emily
  90. PHYSICS

    THREE TOWNS A,,B,C ARE SITUATED SO THAT |AB|=100KM . THE BEARING OF B FROM A IS 060 AND THE BEARING OF C FROM A IS 290 DEGREES . CALCULATE THE DISTANCE OF C FROM A .

    asked by Anonymous
  91. phyics

    a 1350 g projectile is launched with a force of 150N. the length f the firing arm is 1.25 m . determine the velocity

    asked by kim
  92. chemistry Dr BOB

    is this right? C2H6O + 3O2 = 2CO2 + 3H2O In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and enthanol are "burned" to water vapor andCO2. Write a combustion reaction for

    asked by Mark
  93. english

    Why does Neiterkob’s daughter most likely tell the myth “The Beginnings of the Maasai”?

    asked by enide
  94. Art history

    Do i have to write about an artist for my poject on prehistoric history

    asked by Catrina
  95. Social Studies

    4. Which of the following would describe a reason the British government planned to take the South in the Revolutionary War? A. The British people were tired of the war's expenses. B. They believed the Indians would join forces with them against the

    asked by Amber
  96. Social Studies

    The Qing Dynasty produced and exchanged items such as Chinese pottery with English colonists during the 1800s in order to obtain heavily demanded what? a. silks. b. cotton. c. furs.*** d. tea. Just checking my work:) *** - My Answer Thanks, Kaai97

    asked by Kaai97
  97. Algebra

    I can not figure out how to set this problem up. I know the answer is 200 mi, 220 mi. Two different routes between two cities differ by 20 miles. Bill and Lou made the trip between the cities in exactly the same time. If one traveled the shorter route at

    asked by Hutch
  98. English

    Posted by rfvv on Sunday, October 25, 2015 at 4:37pm. Q1: Is Yosemite short for "Yosemite Valley"? Q2: Does Yosemite stand for "Yosemite National Park"?•English - Ms. Sue, Sunday, October 25, 2015 at 4:44pm Usually, Yosemite refers to the national park.

    asked by rfvv
  99. math

    1.352 pounds is what fraction of a short ton? A. 169/250 B.77/100 C. 2/4 D. 140/223

    asked by joan
  100. english

    I need help in figuring out the topic sentence I think that the topic sentence is I have never understood my mom's obsession with the holiday season Is this correct? The main idea is about the holidays and everyone gets along and the decorations Is this

    asked by jennifer
  101. Math

    If the value of a car decreased by 10 percent and is now worth $ 21,000. What was the original cost of the car?

    asked by Joseph
  102. science

    how many atoms of S are there in 3 (NH4)2 SO4

    asked by Colin
  103. chemistry DR BOB

    is this the answer to B ) C2H5OH(liq)+ 3O2(g) --> 2CO2(g) +3H2O(liq) In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2. Write a

    asked by Mark
  104. pleazzzzee help

    oyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to find

    asked by cierra
  105. math

    I'm so lost I have no idea. Please help Write the equation of the line that represents this graph. Show your work or explain how you determined the equations. graph of line going through ordered pairs (0, 300) and (450, 0)

    asked by Lucy
  106. analytical chemistry

    At what ph will Al(OH)3 begin to preciptate from a .10 M solution of AlCl3?

    asked by TK
  107. Harrisburg Area Community College

    find the equation of a rational function that passes through (0,1) and (2,1), has the x axis as a horizontal asymptote, and has two vertical asymptotes at x=3 and x=-3

    asked by Alanna
  108. Math

    Golds gym charges $150 to sign up and $10 per month. Fitness express charges not initial fee but charges $25 per month. When will the cost be the same? Show work please!!

    asked by Michelle
  109. chemistry BOB

    is this the answer to B ) CH3CH2OH + 3O2 → 2CO2 + 3H2O In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and ethanol are "burned" to water vapor andCO2. Write a combustion

    asked by Mark
  110. Accounting

    At the beginning of the year, Keller Company's liabilities equal $75,000. During the year, assets increase by $60,000, and at year-end assets equal $190,000. Liabilities decrease $16,000 during the year. What are the beginning and ending amounts of equity?

    asked by TA
  111. Math

    1. The graph of y=2logbase5X-7 is reflected in the x-axis and translated 6 units up. I got y=-2logbase5X-1 as a result. The answer key says y=-2logbase5+13. How????

    asked by Bethany
  112. finite

    Urn A contains four white balls and five black balls. Urn B contains seven white balls and six black balls. A ball is drawn from Urn A and then transferred to Urn B. A ball is then drawn from Urn B. What is the probability that the transferred ball was

    asked by haley
  113. physics

    A boy in a wheelchair (total mass, 46.0kg) wins a race with a skateboarder. He has a speed of 1.33m/s at the crest of a slope 2.24m high and 13.2m long. At the bottom of the slope, his speed is 6.35m/s. If air resistance and rolling resistance can be

    asked by Juicy
  114. maths

    answer of the effective annual rate of interest corresponding to a nominal rate of 6% per annum payable half -yearly is

    asked by nakul
  115. math

    Lucas' last 4 test scores were 88, 95, 92 and 81. 90% or better is an A. What would he have to get on his fifth math test to pull up his grade to a 90?

    asked by tina
  116. algebra

    The number of bacteria in a certain population increases according to a continuous growth model, with a growth rate parameter of 25% per hour. An initial sample is obtained from this population, and after six hours, the sample has grown to 7081 bacteria.

    asked by Pat
  117. Physics

    A compact car of mass 915 kg has an overall motor efficiency of 16.0%. (a) If burning one gallon of gasoline supplies 1.34 108 J of energy, find the amount of gasoline used in accelerating the car from rest to 55.0 mi/h. Here you may ignore the effects of

    asked by Steven
  118. chemistry

    2. A 500 mL saturated silver carbonate solution at 5¢XC is treated with hydrochloric acid to decompose the compound. Ag2CO3(aq) + 2HCl(aq) ¡÷ 2AgCl(s) + CO2(g) + H2O(l) The carbon dioxide generated is collected in a 19 mL vial and exerts a pressure of

    asked by yung
  119. Math - 3rd grade

    Mr. Thomas travel 20miles each week to and from work. If he works 5 days a week, how many miles does Mr. Thomas travel each day to go to work? Does this mean 20miles total for the week or that it should be 40miles total(20 miles to + 20 miles from)?

    asked by Jared
  120. Geography

    What are the Latin American countries? I want to make sure I didn't label too many or missing any of the countries on my paper Mexico, Guatemala, Belize, El Salvador, Honduras, Nicaragua, Costa Rica, Panama, Ecuador, Colombia, Veneziela, Guyana, Suriname,

    asked by Geo
  121. math

    evaluate the expression 3(y+1)for y=2 a.6 b.9 c.7 d.8

    asked by mouse
  122. math

    Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in 28 minutes. The second runner finishes the race in 30 minutes. Which of the following is the pace of the second runner? A. 7 minutes, 15 seconds

    asked by alixie
  123. Biology

    Some people experience “heartburn” when eating fatty, greasy foods (similar to the effect that is felt when eating acidic foods). Why would this occur with fats? I know fatty acids are made of carboxylic acid and if you have too much, would it make

    asked by Charles
  124. Federal polytechnic, oko

    What force would be required to accelerate an electron mass of 0.009kg from rest to a velocity of 104m/s in 10 seconds.

    asked by Chris
  125. Math

    Use the product-to-sum formulas to write the product as a sum or difference. sin(x+y) * cos(x-y)

    asked by Anonymous
  126. History

    Haiti and Cuba are relatively close to each other. What is your theory on why their population statistics are so different?

    asked by Geo
  127. physics

    On the once popular show “Knight Rider,” the tricked-out car (for the 80s, anyway), Kit, 1. drives up a ramp and into the back of a semi truck while the truck is moving. A viewer once expressed disbelief that this is possible. Assuming that Michael

    asked by reddy
  128. Chemistry Dr. BOB

    I don't get it!! In winemaking, the sugars in grapes undergo fermentation by yeast to yield CH3CH2OH and CO2. During cellular respiration, sugar and enthanol are "burned" to water vapor andCO2. Write a combustion reaction for ethanol. I need help with

    asked by Mark
  129. math

    John can drive 50 miles on two gallons of gasoline. How many gallons will he need to go 298 miles? A) 12.10 B)5.96 C) 8.90 D) 11.92

    asked by Dondi
  130. chemistry

    The nitrogen content of a .2476 g sample of a protein was determined by the Kjeldahl method. The NH3 produced with the whoosh was distilled into exactly 50.00mL of HCl in the receiving flask, which was in excess of the amount required to capture the

    asked by lisa
  131. chemistry

    How many grams of Ca(OH)2 can be dissolved in 550mL of a .0500 M NaOH solution. Ksp - Ca(OH)2 is 5.5 x 10-5

    asked by lisa
  132. maths

    Fence post are placed 3m apart from each other. How many posts will be placed over a distance of 45m?

    asked by john
  133. Calculus

    A baseball player hits a baseball from home base towards second base with a velocity of 90 feet/second. At that same moment, he runs from home base towards first base at 30 feet/second. Find the rate of change of the distance between him and the baseball

    asked by Nick
  134. History

    Can someone please check my history questions? 1) Republicans were responsible for the passage of the Thirteenth Amendment, which effectively nullified the Three-fifths Compromise. Why was this an issue of concern for Republicans? A) because it meant that

    asked by Abby
  135. 11 Grade Math-Based Physics

    Could someone check these practice test questions over for me? I'm not good at physics at all, so I would love an explanation. 1. A projectile is shot an angle into the air. Neglecting air resistance... 1a. It's horizontal acceleration is a) 9.8 m/s^2 b)

    asked by Ana
  136. physics

    how is a stone tied on an elastic string balanced when in air and water ?

    asked by Carron
  137. Chemistry

    I still don't get this problem! Toxic chemicals in drinking water usually are reported and a safety level specified in units of parts per million (ppm) by mass. What is the molar concentration of arsenic in a water sample that has 1ppm arsenic (As)? My

    asked by Tiffany
  138. Math

    How do I find the solutions for cos2x - cos6x = 0?

    asked by Anonymous
  139. math

    Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to find

    asked by cierra
  140. algebra

    a number increased by 7 is minus 23

    asked by Anonymous
  141. Computer programming

    I am trying to write a program in C that would be used by a car rental company. This program finds the subtotal, tax amount(6%) and finally the total. The user enters in how many days the car was rented and how many miles were driven. The total is based on

    asked by Matt
  142. Physics

    A walker's speed, v, is proportional to the ratio of his leg length, L, and the period of the repeating motion of his legs, T, that is, v ∝ L/T. If the period is measured to be proportional to Lp, where p = 3/5, what power of L must the speed be

    asked by Jen
  143. Algebra 2

    Can someone please help me solve this absolute value equation? The equation is: -4|t-2|-9=-37 The thing I don't understand is how to isolate the absolute value (t-2). Do I divide both sides by -4 and then add both sides by -9? In that case I would get

    asked by Lola
  144. Ela

    What is a good story for the moral self help is the best help

    asked by Anabelle
  145. adv functions

    joe is building a wooden cylindrical storage box. the box will have a volume og 6pi m^3. for design purposes, the thick wood for the top and the bottom costs $6/m^2 and the thinner wood for the sides cost $5/m^2. a)express the cost of the wood as a

    asked by samm
  146. analytical chemistry

    How many grams of Ca(OH)2 can be dissolved in 550mL of a .0500 M NaOH solution. Ksp - Ca(OH)2 is 5.5 x 10-5

    asked by TK
  147. analytical chemistry

    150 mL of a solution contiains .00015 M NaI, .0055 M NaC, and .12 M Na3PO4. A solution of .10 M AgNo3 is slowly added. Who precipitates 1st, 2nd, and 3rd? When the last one to precipitate just begins to precipitate, what % of the other 2 anions are still

    asked by TK
  148. 11 Grade College Prep Math-Based Physics

    Not good at physics, so could someone check these practice test questions please? Explanations are appreciated. 1. Which of Newton's Laws says you cannot touch anything without being touched? a) 4th b) 2nd c) 1st d) 3rd *** 2. A 3.00 kg ball is dropped

    asked by Ana
  149. bio

    there are 34 students in class that measures 130 square meters. what is the density of students?

    asked by leo\
  150. College Algebra

    The centripetal force of an object moving around a circle varies directly with the square of the speed and inversely as the radius of the object. Suppose the force is 300 N when the speed is 15 m/s and the radius is 5m. What would the force be if the speed

    asked by Gabriella
  151. English Language

    Find the complete subject and complete predicate in the following sentence: His choice included land in both Maryland and vVirginia.

    asked by Linda
  152. Algebra

    I am having a hard time with this question. A boat went 15 miles downstream in 1 hour and then returned upstream to its dock in 5/3 hours. if the current of the stream was constant, find the speed of the boat in still water and the speed of the current

    asked by Marina
  153. maths 3 advanced

    an experimental satelite is placed into a polar ellipical orbit above the earth. both its apogee and perigee are above the equator and the earths centre is the focus of the ellipical orbit. the earths radius is taken ar 6000km. the furthest point of the

    asked by max
  154. Science

    Perhaps you mean Hadean, when the planets of the solar system were just forming out of dust and particles. There were no solid rocks or anything yet, so you could hardly call it geologic. The thing about gravity is that if two specks of dust are drifting

    asked by Music Note
  155. math

    larry has a board that is 4 yards long. How much needs to be sawn off to make the board 2 feet 8 inches long? A) 1 ft 4 in B)8 ft 6 in C) 2 ft 6 in D/9ft 4 in

    asked by jason
  156. physics

    from circuit R1 6680 ohm R2 680 ohm R3 330 ohm R4 180 ohm find the total resistance

    asked by ali
  157. science

    Put the following events in order as an impression is processed by crime scene investigators -Make a cast of impression -set up crime scene tape -photograph -Take measurements

    asked by n
  158. English

    Someone please help me... I just need a wedsite that has images ~Select a favorite website of yours that has illustrations of some type. (Ads do not count.) Provide the web address. Interpret and discuss the illustrator's purpose relative to the specific

    asked by Abby
  159. science

    Put the following events in order as an impression is processed by crime scene investigators -Make a cast of impression -set up crime scene tape -photograph -Take measurements

    asked by n
  160. Uiiecest bama

    If it cost #500 per/m2 to carpet a floor c find the cost of carpeting in floor which is 12m by 6.5m

    asked by Mohammed hussaini
  161. Science

    What is the lowest atmosphere on earth?

    asked by Chuang
  162. Geometry

    How do you find an endpoint with a midpoint and one endpoint?

    asked by Jess
  163. Pre-Calculus

    3. Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to

    asked by PLEASE HELP
  164. ALGEBRA

    DRAWING A DIAGRAM:THE THEATER HAS 30 ROWS OF 25 SEATS. IF 150 OF THE SEATS ARE TAKEN HOW MANY ARE EMPTY

    asked by JOANN
  165. REALLY NEED HELP

    Joyce is buying a pair of jeans for $39.99. The jeans are on sale at a 20% discount and the sales tax is 7%. Write a function T(x) to represent the total cost of an item with 7% sales tax. Find the composite function (T of S)(x).Use the composition to find

    asked by cierra
  166. Physics

    A toy train leaves a station at time t=0.0 and moves with constant acceleration. If the total mass of the train is 5.5 kg and its acceleration is 9.9 m/s2. What is the total work done on the train after 1.1 s? Express your answer in kJ.

    asked by Juicy
  167. History

    What areas of the world do you believe have growing/ expanding populations? What areas of the world do you believe have decliing/decreasing populations? Is there a good website to get this info?

    asked by Geo
  168. Maths

    Abc with A(3,0) b(2,4) and c(0,2) is enlarge using the rule (x,y)-(2x,2y)

    asked by Beatrice
  169. precalc

    Solve in radians. 1) sin2X = 1/2 2) tan2 (X + pi/2) = 1 3) 5 - 3sec (X - pi/4) = -1

    asked by j
  170. Math 3

    what is the local max and local min of y= 1/21(x-3)(x-3)(x+7)

    asked by Nagwa
  171. analytical chemistry

    The nitrogen content of a .2476 g sample of a protein was determined by the Kjeldahl method. The NH3 produced with the whoosh was distilled into exactly 50.00mL of HCl in the receiving flask, which was in excess of the amount required to capture the

    asked by Anonymous
  172. mam college

    find the common ratio of the geometric progression ¼ ½ 1—2

    asked by jabeer
  173. sas academy

    find the common ratio of geometric progression ¼ ½ 1–2

    asked by jabeer
  174. math

    the square root of 23 over 3 is equal to a) square root of 3 b)3 c)9 d)12 I found no one poof these answers to be true.

    asked by josh
  175. math

    find a 3 digit number less than 500 in which the 3 different digits are add up to 8.

    asked by maida
  176. maths

    ok guys i have a question if i have a printer that prints 9 pages per second how much will be 500 please answer thank you! :D

    asked by michael
  177. Physic

    A ball of mass(M) falls from a height through a distance of 20m. Calculate its velocity if air friction is negligible.(take g=10m/s^2)

    asked by Tony Tonero
  178. math

    Solve for x: 3x − 5 = 2x + 6.

    asked by bb
  179. Geography

    Most geogrphers consider US to be in Stage 4 of DTM What countries on this chart above would be in the same group as the USA? Belize, Cuba, Greece, Swaziland, Switzerland, VIetnam, South Korea, Niger, Uruguay, Haiti Greece?

    asked by Geo
  180. Geography

    Very few countries are in stage 5 of DTM. Will most countries of the world be in Stage 5 at some point

    asked by Geo
  181. English

    1. The monster is scary. 2. The monster is scaring. 3. He is scared to meet the guy. ================== Are they all grammatical? Is #1 the same as #2? Which one is popular between 1 and 2?

    asked by rfvv
  182. Physics

    If you were on the moon and fired a projectile, the maximum range you could achieve would occur with an angle of (in degrees): **So I'm guessing it would be at angle 45-50?**

    asked by Ana
  183. Physics

    What is the resultant of a vector that has components 25 m/s east, and 25 m/s north?

    asked by Ana
  184. global

    where do lines of longitude intersect on the globe?

    asked by anna
  185. math

    5 inches is what fraction of a foot? A. 1/3 B. 1/2 C. 5/12 D.5/24 my answer is C. is it correct?

    asked by dave
  186. Algebreic Expressions

    One third as many books Earns $13 per hour

    asked by Gaeil
  187. Catching fire

    What does President Snow mean when he says, “…you have provided a spark which left unattended may grow into an inferno…”?

    asked by Cearra
  188. Science

    you started to run at 10km/h when you left your house and you arrived at school .5 hours later. assuming that your average acceleration was 30 /h2, how fast were you running when you arrived

    asked by Parker
  189. Calculus

    The formula for the amount (A) in a savings account compounded n times per year for t years at an annual interest rate r, with initial deposit P, is given by A=P(1+r/n)^nt. Evaluate this formula as the number of compoundings per year becomes infinite. (the

    asked by Nick
  190. Eng

    How do you write a definitional/logical persuasive essay for grade 11/12? What should be in each paragraph?

    asked by Annoym
  191. Geography

    What country has similar statistics to Sweden

    asked by Geo
  192. math

    Lisa Has 5 blue buttons. She has a 3 times as many red buttons. How many buttons does she have? A) 15 B) 20 C) 25 D) 30

    asked by toting
  193. math

    Danika has yellow 10 buttons.She has 6 times as many black buttons. How many buttons does she have?

    asked by jason
  194. Algebra

    Solve for x. 4 (x - b) = x A. b = 4/3x B. b = 3/4x C. x = 4/3b D. x = 3/4b Is the answer C?

    asked by Bruh
  195. South Carolina history.

    How do I paraphrase The 1776 Constitution of South Carolina? From its first paragraph? I don't understand what this means.

    asked by Help me
  196. science

    what type of crime scene is most likely to contain toolmarks

    asked by n
  197. calculus

    using the squeeze theorem, find the limit as x->0 of x*e^[8sin(1/x)] what i did was: -1

    asked by Lid
  198. Algebra

    The sum of one-fourth a number and 8 is the same as one less than the number. What is the number?

    asked by Antonio
  199. Mathstatistics

    For example is this considered to be appropriate selected statistical test "(50)equal -0.45,p positive .50?

    asked by Ellen
  200. algebra

    There was a question on my quiz asking 5/6x=25 what is x. I got the answer 30.12 but my teacher says it is wrong because the answer is 30. I don't understand how to get just 30

    asked by alanna
  201. math

    Dina has 22 dimes in his piggy bank. He has 5 times as many pennies. How much money does Jim have all together? A) 3.30 B)1.22 C)3.50 D) 1.10

    asked by Anonymous
  202. Behavioral Statistics

    Let's say that the standardized test had 100 possible points. If we wanted to identify the top 25%, why not just select those with raw scores above 75? Why do we have to standardize the scores?

    asked by slomomo
  203. precalc

    solve in degrees 1) 2sin2 (x/4) = 1 2) 2 cos (3x) + 1 = 0 3) cot2 (x + 18°) = 1 4) (1 + tan(x + 87°)) / 2 = 7

    asked by yani
  204. Geography

    10. Which of the following best describes a nations resistance towards immigration despite having an aging population. A. The Japanese government discourages interracial couples and encourages homogeneity of the population. B. China implemented a one-child

    asked by Geog
  205. Science college

    An elements X having mass and atomic number A and Z react with neutron to give gamma ray and P with mass and atomic number 1.what is X?

    asked by Bauras
  206. algebra

    44 -4 x (5 + 3 x 2) simplify the expression above. Which of the following is correct? A. -20 B. O C. 440 D. 640

    asked by alixie
  207. Maths

    Sketch the graph y=X3-2x-5x+6

    asked by Hamza ibrahim
  208. Uiiecest bama

    A parallelogram has a base 6.5 cm and height 2.75 cm culculate its area

    asked by Mohammed hussaini