Questions Asked on
February 21, 2017

  1. Social Studies

    1. How did middle class people generally differ from the lower class? a. They lived in urban tenements. b. They moved to the centers of the cities. c. They Had more time for leisure activities. ***** d. They modeled their lives on foreign royalty.

    asked by Elmore
  2. math

    Of the following fractions: 9/19, 5/11, 7/15, and 11/23, which is the largest?

    asked by Anonymous
  3. language arts: plz help

    the "dust of snow" the speaker say something "has given my heart/ A change of mood"

    asked by harlee
  4. Social studies

    What was the main promise Roosevelt made in the 1932 election that helped him win? A He promised to reorganize the economy. B He promised to help the jobless, poor farmers, and the elderly. C He promised to regulate big banks more heavily to prevent

    asked by Sssss
  5. english

    Which words or phrases in this excerpt from Elizabeth Bishop's "The Fish" compare the fish to an old, experienced soldier? A green line, frayed at the end (A) where he broke it, two heavier lines, and a fine black thread still crimped from the strain and

    asked by marie
  6. Algebra/Math/Offical

    b min is 200% of

    asked by GeniusTigeress
  7. Algebra

    One copy machine can run off copies in 170 minutes. A newer machine can do the same job in 119 minutes. How long does it take the two​ machines, working​ together, to make all of the necessary​ copies?

    asked by Dasia
  8. chemistry

    how many moles of water vapour are formed when 10 liters of butane gas C4H10 is burned in oxygen at stp?

    asked by nati
  9. Chem

    At 25°C the following heats of reaction are known: 2C2H2 + 5O2 ---> 4CO2 + 2H2O; ΔH = -2600 kJ C + O2 ---> CO2 ; ΔH = -394 kJ 2H2 + O2 ---> 2H2O; ΔH = -572 kJ At the same temperature, calculate ΔH for the following reaction: 2C + H2 ---> C2H2; ΔH =

    asked by Kaitie
  10. parabolas

    If a=​4, then the coordinates of the focus are?

    asked by Dall
  11. Maths

    The product of the square of a number and the cube of the same number is equal to 32. Find the number

    asked by Thina
  12. physics

    A 10kg box is attached to a 7kg box which rests on a 30 degrees incline the coeficient of kinetic friction is mk=0.1 between the box and surface find the rate of acceleration of the system

    asked by hellen
  13. Math, data management

    How many different ten digit telephone numbers contain four 2's, three 3s, and three 7s? I tried sorting the numbers out in order 2 2 2 2 | 3 3 3 | 7 7 7 10!/2!3!7! But I couldn't find the correct solution as the answer was 4200

    asked by Deval
  14. Esol

    which word is wrong or incorrect ? The salesman recommended that he keeps his receipt for at least a month. 1-recommended-2-keeps-3-receipt-4-at least my answer is keeps.

    asked by Victoria
  15. Science

    What chemical equation would represent methane (CH4) burning in the presence of oxygen gas (O2) to form water and carbon dioxide? (Make sure it's balanced)

    asked by Cara
  16. English

    Which of the sentences below is an excerpt taken from "In Another Country" by Ernest Hemingway is an example of irony? A. My knee did not bend and the leg dropped straight from the knee to the ankle without a calf, and the machine was to bend the knee and

    asked by marie
  17. Math/velocity

    At time t seconds, the center of a bobbing cork is y=4sint centimeters above (or below) water level. What is the velocity of the cork at t = 0, π/2, π

    asked by Anonymous
  18. Social studies

    What was the primary goal of the radical republicans reform program? to prevent freed slaves from owning land after the civil war*** to establish under the law for freed African Americans to recognize outstanding military leaders of the confederacy to

    asked by igor
  19. physics

    A particle (mass = 5.0 g, charge = 40 mC) moves in a region of space where the electric field is uniform and is given by Ex = -5.5 N/C, Ey = Ez = 0. If the position and velocity of the particle at t = 0 are given by x = y = z = 0 and vx = 50 m/s, vy = vz =

    asked by Sam
  20. poetry

    what are some similarities and differences between concrete and haiku poetry

    asked by err
  21. math

    what is the correct classification for the triangle shown below

    asked by hashk
  22. Chemistry

    Write the formula of the corresponding acid that contains this anion. Express your answer as a chemical formula. The arsenite ion has the formula AsO33−.

    asked by Alexandra
  23. Algebra 1

    1. Find the slope of a line that passes through (–2, –3), and (1, 1). A. 1/3 B. 1 C. 2 D. 4/3** 2. For the equation –4y = 8x, what is the constant of variation? A. -4 B. -2** C. 1 D. 2 3. What is an equation for the line with slope and y-intercept 9?

    asked by Anonymous
  24. Math

    A line segment has one endpoint of A (2, -1) and a slope of 3/4. Find the coordinates of another possible endpoint B.

    asked by Anonymous

    Points P and Q are both in the line segment AB and on the same side of its midpoint. P divides AB in the ratio 2 : 3, and Q divides AB in the ratio 3 : 4. If PQ = 2, then find the length of the line segment AB.

    asked by YASHIKA
  26. physics

    A ‘moving sidewalk’ in an airport terminal moves at 1 m/s and is 35 m long. If a woman steps on at one end and walks 1.5 m/s relative to the sidewalk, in the same direction as the movement of sidewalk. (a) How much time does it take her to reach the

    asked by yara
  27. Language Arts ?

    Which line from Miracles contains an image that primarily appears to the sense of touch

    asked by Billy Bob
  28. probability

    the probability of winning a carnival game is 15%. Elaine plays 10 times. find the probability that Elaine will win 2 times.

    asked by don
  29. Esol

    which sentences is right? The team want to go to the next game early for tryouts.. The team crowded around its coach to hear the last play..the school board set its reserved blue seats in the rain...the opposing team's coaches used its last timeout third

    asked by Victoria
  30. Data

    You are making a string of coloured balloons as a decoration for the formal. If you have five green, six gold, and four white balloons, in how many ways can you arrange them along the string?

    asked by Peter
  31. Calculus (RATE OF CHANGE)

    Estimate the instantaneous rate of change at the point indicated. (Round your answer to four decimal places.) y(x) = 1/ x + 2; x = 2

    asked by Jeff Henderson
  32. English

    Francis is writing an argumentative essay. Which describes the MOST effective way for him to organize the reasons and evidence clearly? A) Restate the claim, provide final statements, and rephrase your claim. B) Include at least three specific detailed

    asked by Maya
  33. Simple interest

    Charlotte borrows $9000 over 5 years to buy a second hand car. The loan must be repaid over 5 years at 12% p.a. simple interest calculate the monthly repayment if the payments are spread equally over the 5 years.

    asked by Jake
  34. Algebra

    one positive number is 32 less than another number. if the reciprocal of the smaller number is added to five times the reciprocal of the larger number, the sum is 1/6. find the two numbers

    asked by Dasia
  35. physics

    Starting from rest, a student pulls a (34) kg box a distance of (13.50) m across the floor using a (161) N force applied at 35.0 degrees above horizontal. The coefficient of kinetic friction is 0.220 between the floor and the box. Find the work done by the

    asked by l
  36. art

    this chinese painting shows a man seated in a pavilion. what taoist and buddhist philosophy is the artist communicating by placing the man in the wilderness location?

    asked by ????
  37. Math

    Which quadrilaterals appear to have 4 sides of equal length

    asked by Nykerria Jones 2-21-17
  38. English

    Which BEST identifies and explains the function of the word gardening as it is used in this sentence? Gardening is a pleasant and productive pastime for people of all ages. A) In the selected sentence, the word gardening is a gerund, and the gerund phrase

    asked by Maya
  39. Social studies

    What was one of the major failures of the New Deal program? A It did not help the poor. B It never reformed the banking system. C It did not end the Great Depression. D The jobs it created did not last. A?

    asked by dffdd
  40. english

    Which of the sentences below is an excerpt taken from "In Another Country" by Ernest Hemingway is an example of irony? A. My knee did not bend and the leg dropped straight from the knee to the ankle without a calf, and the machine was to bend the knee and

    asked by joel
  41. science

    if a dentist chair weighs 1600N and is raised by a large piston with a cross sectional area 75.0cm2, what force must be exerted on a small piston of crosssectional area 3.75cm2 to lift the chair

    asked by jalani
  42. Biology

    number of water molecules produced when 14 amino acids are join to form a polypeptide bond?

    asked by Stacy
  43. Math

    A cellular phone company offers two types of monthly plans. Plan A: 10 cents per minute Plan B: a monthly fee of $10 plus 7.5 cents/minute Define the appropriate variables and write an equation relating the cost and the numbers of minutes for each plan.

    asked by Annabelle
  44. chemistry

    what volume of chlorine is required to produce 25.4grams of copper II chloride at 18 degrees celsius and 2.13 atm

    asked by becky
  45. algebra

    How many goats and chickens if there is 13 heads and 30 heads altogether

    asked by livah semo Muziwandile
  46. Algebra

    One angle of a triangle is 2 more than four times as large as the other angle. The third angle is three times the first angle decreased by 6. What is the measure of each angle? x+4x+2+3x-6=180 7x=180+6-2 7x=184 x=26.3 angle 1: 23.3, Angle 2: 107.1, and

    asked by !
  47. calculus

    One litre of water at 0 degrees Celsius will have a different volume at higher temperatures. For a temperature 0 ≤ T ≤ 30 (in Celsius) this volume (in litres) is well approximated by the function V = −aT 3 + bT 2 − cT + 1 using the coefficients a =

    asked by Mable
  48. Math

    A sixth number will be added to the list. What must it be in order for the mean to be 12? (Use algebraic equation to help)

    asked by Leah
  49. Algebra

    Tina can weed her vegetable garden completely in 70 minutes. Her friend Marisa can do the same task in 40 minutes. If they work​ together, how long does it take Tina and Marisa to weed the vegetable​ garden?

    asked by Dasia
  50. Algebra

    Joe and Skyler can clean an entire building in 44 hours. Joe can clean the entire building by himself in 66 fewer hours than Skyler can. How long does it take Joe to clean the building by​ himself?

    asked by Alyssa
  51. Algebra

    1. The perimeter of a rectangle is 78 cm. The length is 3 greater than twice its width. Find the dimensions.

    asked by Anon
  52. English

    I need help on these four questions. I was sick from class one day and now I am very confused about what is happening in Romeo and Juliet. Here are the questions in need help with: 15. A foil is a character that highlights, through sharp contrast, another

    asked by John
  53. English

    Pogo Sticks Your great-grandmother may have used a pogo stick as a young girl, because these toys have been around for a long time. They were invented by George B. Hansburg in Germany in 1919, and originally were made of wood. When an American company

    asked by Maya
  54. Chemistry

    A 0.2638 g impure sodium carbonate sample is analyzied by titrating the sodium carbonate with the 0.1288 M hydrochloride solution requiring 38.27 mL. The reaction is CO3^2- + 2H^+ --> H2O + CO2 Calculate the percent sodium carbonate in the sample.

    asked by CL
  55. English

    It was the best of times, it was the worst of times, it was the age of wisdom, it was the age of foolishness, it was the epoch of belief, it was the epoch of incredulity, it was the season of Light, it was the season of Darkness, it was the spring of hope,

    asked by Maya
  56. chemistry

    If 14.50mL of 0.25M sodium hydroxide reacts completely with 25.0 mL of hydrochloric acid, what is the concentration of the hydrochloric acid?

    asked by mo
  57. Math

    A recipe that makes eight servings calls for 2 cups of milk how many cups of milk will be needed for 36 servings

    asked by Anonymous
  58. Physics

    An electric heater the temperature of 120g of water in a thin light vessel through 10k in 2 minutes, when placed in 70g of water contained in a metal vessel of mass 0.55kg the temperature rises through 9k in the same time. Calculate from the above The heat

    asked by Anne
  59. ELA

    Take this kiss upon the brow! And, in parting from you now, Thus much let me avow — You are not wrong, who deem That my days have been a dream; Yet if hope has flown away In a night, or in a day, In a vision, or in none, Is it therefore the less gone?

    asked by Help I need somebody not just anybody

    I just took an Ed Tech assessment and so could someone check my answers before I turn it in? Thanks!! 1.) What did the STRICT study generally find about the effect of Internet use on sleep? A. Teens who use the Internet and phone after bedtime have a

    asked by Amber
  61. Statistics

    Researchers recruited 20 volunteers- 8 men and 12 men omen- to take part in an experiment

    asked by Anonymous
  62. social studies

    Did the aztecs and america have problems between each other

    asked by Nyan
  63. history

    For a registered political party in a statewide election to gain ballot access, it must do the following except.. - obtain 5 percent of the vote in any statewide election. - voters cannot sign multiple petitions. - collect petition signatures equal to 1

    asked by lauren
  64. Biology

    We know that variations (differences) within a population are necessary for natural selection to occur. Which of the following is NOT a source of genetic variation? a. Mutations b. Independent assortment c. Crossing over d. Mitosis

    asked by kacy
  65. Algebra

    Richard takes 35 minutes to mow a lawn, but with the help of his friend Joe it only took him 15 minutes. If Joe worked alone, how long would it take Joe to mow the same lawn?

    asked by Natalia
  66. Accounting

    X has recorded bad debt expense in the past at a rate of 1.5% of accounts receivable, based on an aging analysis. In 2017, X decides to increase its estimate to 2%. If the new rate had been used in prior years, cumulative bad debt expense would have been

    asked by Tim
  67. Maths

    $12 000 is invested at 6% p.a. for 42 months. How much interest is earned each year and how much interest is earned after 2 years?

    asked by Brianna
  68. math

    If a hen and a half can lay an egg and a half in a day and a half, then how much time is needed for three hens to lay three eggs?

    asked by Sam
  69. math

    The Toro Ski club is planning a ski trip for the upcoming long weekend. They have 40 skiers signed up to go, and the ski resort is charging $120 per person. The resort manager offers to lower the rate per person by $2 for each additional skier up to a

    asked by Sam
  70. value

    Concept Of Special Interaction

    asked by value
  71. science

    A car travels 70km on 20 litre of petrol.How far could that car travels on 230 litres of petrol

    asked by pratibha singh
  72. Math

    2 3/5+1 7/10)-4/5?

    asked by Sameena
  73. math

    If 8/14=4/d, what is the value of d?

    asked by Unknown
  74. Physics

    an object weighing 200 lbs. and suspended by a rope A is pulled asisde by the horizontal rope B and held so that rope A makes an angle of 30 degree with the vertical. find the tensions in rope A and B.

    asked by Joseph echano
  75. science

    you added 2ml of protein, 3ml of water, and 4ml of dye. how will you prepare blank for the experiment

    asked by cindy
  76. Science

    What animal is on top of the food chain

    asked by Andres ramirez
  77. Chemistry

    Using the following data, determine the initial rate by calculating the slope of the tangent line at time zero. Time (s). [I2] (mM) 0. 0 20. 0.009 40. 0.017 60. 0.023 80. 0.029 100. 0.034 120. 0.039 140. 0.043 160. 0.046 180. 0.049 I can't figure out how

    asked by Lynn
  78. Math

    I am a multiple of 9 if you divide me by 8 there is 7 remaining

    asked by Bo
  79. Esol

    in which sentences legal used as adjective ? He is a legal resident of united state-it is legal to wear green on march 7th--he didn’t know that jaywalking was not legal--it’s not legal to jaywalk-find a adjective. my answer = He is a legal resident of

    asked by Victoria
  80. Science

    Do all the stars in the sky move? Explain

    asked by Brajesh
  81. Science

    What are constellations?

    asked by Brajesh
  82. Physics

    When a mass is hung from a spring stretches it by 15 cm. What is the period of the oscillations of this system?

    asked by Jack
  83. biology

    you added 3ml stock solution of 0.05mg/ml of dye and 7ml of water, what will be the final concerntration.

    asked by cindy
  84. Science

    What is a natural satellite?

    asked by Brajesh
  85. math

    A woman deposited Tsh 480000 in CRBD which charges an interest of 15% per annum.How much did she get after six months?# anyone to help me plz#

    asked by kelvin
  86. Algebra

    One angle of a triangle is 2 more than four times as large as the other angle. The third angle is three times the first angle decreased by 6. What is the measure of each angle?

    asked by Random
  87. (health) Thx for helping

    the hair on your body is able to help you keep healthy in many ways. Your hair(1) protect your scalp from sunlight and provides insulation from the cold. (2) hair from nostrils,ears, and ___ prevents debris from entering the body. A.eyebrows B.eyelashes C.

    asked by help
  88. History

    he State Supreme Court has appellate jurisdiction. Which situation is an example of a case they might hear? A) A politician is accused of stealing funds from a department in the Executive branch. B) A person is believed to have committed murder and needs

    asked by Maya
  89. Math

    Adam cuts the cake into equal-sized pieces. Each piece has a length of 5 centimeters, a width of 5 centimeters, and a height of 3 centimeters. How many pieces of cake does Adam have? I stated 75, I used the volume equation l x w x h.

    asked by Anne
  90. Math

    36 is .9% of what number?

    asked by Madi
  91. Math

    Lisa is running around the circular track x^2+y^2=10000, whose radius is 100 meters, at 4 meters per second. She starts at point (100,0) and runs in the counterclockwise direction. After 30 minutes of running, what are her coordinates?

    asked by Nick
  92. Vocabulary

    The woman's screeches (screech)brought the neighbours running to her place. Please find to check whether is is correct. Thanks & regards.

    asked by deyond ng
  93. Mathematics

    An old table in a furniture store is marked down by 10% from its previous price on five separate occasions. What is the total percentage reduction in price correct to two decimal places

    asked by Rachael
  94. math

    a rectangle is three times ad long as its breadth. if the perimeter of rectangle is 40m, find its length and breadth

    asked by Mohammed
  95. Math

    The ordered pairs represent a function (0,-1). (1,0), (2,3), (3,6), and (4,15) a. graph the ordered pairs and describe the pattern. Is the function linear or nonlinear? I said nonlinear. b. Write an equation that represents the function. I don't know what

    asked by Hodness
  96. physics

    A flying-saucer shaped fairground ride is rotating in a horizontal plane. If the rider’s circular path has a radius of 8 m, at how many revolutions per minute the ride should spin in order for the rider to feel a centripetal acceleration of about 1.5

    asked by yara
  97. Calculus

    Integrate x^2/(sqrt(x^2-25)dx

    asked by Dhrupal Patel
  98. Math

    use the remainder theorem to find the remainder when P(x) = x^4-9x^3-5x^2-3x+4 is divided by x + 3 please help me start this problem I have no idea

    asked by Tyler
  99. Calculus

    Integrate sqrt(16+x^2) dx

    asked by Dhrupal Patel
  100. Math

    An artist transferred a rectangular design 13cm long and 6cm wide to a similar canvas 260cm long and 120cm wide.what is the scale factor

    asked by Arthur
  101. Math

    How many 2 cm cubes can i cut at six 9 cm cubes?

    asked by Peachie
  102. Differential equation, calculus

    Hiya, Dt/dr =k/r^2 Is this directly solvable or do I need to separate variables. I've got t=-k/r+c from the former and something along the lines of r^3=kt+c from the latter. Think I'm doing it all wrong. Thanks

    asked by Anon
  103. Math

    A peice of ribbon 63cm long to be cut into two peices in ratio 2:5.find the length of each peice ?

    asked by shashi
  104. Science

    If a nickel is dropped from a building and no air resistance is present,how does the energy of the nickel change?

    asked by Susie
  105. math

    allison is making a 16 inch necklace. the first 41/4 inches are filled with red beads and 8 3/8 inches are filled with blue beads. how many inches are filled with beads?

    asked by nora
  106. math

    s= 1800-140X where the x is the ticket price. expenses are $750. Write an equation for the income as a function of ticket price same numbers what would the profit be? Thanks

    asked by dob
  107. Math

    The letters in the words ALGEBRA, GEOMETRY, and CALCULUS are represented by the sets V= {A, L, G, E, B, R}, W= {G, E, O, M, E, T, R, Y}, and X={C, A, L, U, S}, respectively. I don't understand this can someone help?

    asked by EmberShy
  108. Math

    A bicycle that usually sells for $230 is on sale for 15% off. Find the sale price. Is this correct 230/25=9.2 230-9.2=220.8

    asked by Anonymous
  109. Science

    If a nickel is dropped from a building and no air resistance is present,how does the energy of the nickel change?

    asked by Susie
  110. pre-algebra

    Tina received 2000 fewer votes than Michael in an election. Samantha received 4200 more votes than Michael in the election. Write the expression for the number of votes received by Samantha plus the number of votes received by Michael minus the number of

    asked by Jeb
  111. Algebra 1

    1. Suppose y varies directly with x, and y = 24 when x = 8. What is the value of y when x = 10? A. 10 B. 30** C. 80 D. 240 2. What is an equation in slope-intercept form for the line that passes through the points (1, –3) and (3, 1)? A. y = 3x + 1 B. y =

    asked by Anonymous
  112. Math

    Good evening. I posted a math question earlier that I never received any help on because someone posted something inappropriate. My new math problem is as follows: The area of a rectangular piece of a land is 3/16 square miles. If the width of the piece of

    asked by Donald
  113. Math

    If Emmy bought a rectangular peice of land that was 3 miles long anda 2 miles wide, Fifty percent of they land was farmed. How many square miled COULD be farmed

    asked by Bri
  114. Technology

    which of the following is NOT an example of malicious code? A Trojan horse B Worm C virus D spy gear i really need help on Technology i think the answer is d

    asked by lreyesorg
  115. chemistry

    An environmental chemist needs to determine the amount of Fe+2 ions in a simple of polluted water from a rusting industrial plant. one procedure is to analyses the sample by using solution of sodium dochromate, Na2Cr2O7. identify the oxdising agent and the

    asked by cletus
  116. Quick Question

    how are bolivian bathrooms similar and different to bathrooms in the u.s???

    asked by GummyBears18
  117. Calculus

    What is y=-18x+13 in standard form?

    asked by Anonymous
  118. Calculus

    What is y=-2/7x-1 in standard form?

    asked by Anonymous
  119. Philosophy

    3. If the two opposite processes did not balance each other out, everything would eventually be in the same state: for example, if increase did not balance out decrease, everything would keep becoming smaller and smaller (72b). Does the principle about

    asked by Keon Meadowsadows
  120. Math

    Danielle spend 2/5 of her paycheck on bills. Her water bill was 1/6 of what she spent on bills. What part of her paycheck went to her water bill? Is this right? 1/6 x 2/5 = 2/30 = 1/15? Thanks.

    asked by Lindsey
  121. Math

    Ricardo has a $50.00 gift card for an electronics Store. He also has a coupon good for $10 off his Purchase. Let a represent the amount of merchandise Ricardo can buy from the store using his gift card and coupon. Graph the solution set for a on the number

    asked by Donald
  122. Algebra/Math/Offical

    a ib is 25% of

    asked by GeniusTigeress
  123. math

    A rock is thrown upward with a velocity of 25 meters per second from the top of a 50 meter high cliff, and it misses the cliff on the way back down. When will the rock be 7 meters from the water, below?

    asked by kyran
  124. Social studies

    What is the most exact location of southwest Asia? A) west of china and east of the United States B) across the Atlantic Ocean C) near Europe and Africa D) between the mediterranean and Arabian seas

    asked by Please help me
  125. Chemistry

    A piece of metal ribbon has a mass of 6g.It has a density of 4g/mL. What is the volume of the ribbon?

    asked by Candace
  126. algebra

    What would the concentration be if we mixed 200 of 10% sugar solution and 300 of 20% sugar solution ?

    asked by GeniusTigeress
  127. english 101

    select your answer? Jf Kennedy was a senator before he --- -- president in 1960. Has elected/was electing/was elected/elected my answer is was elected

    asked by megan
  128. english 101

    choose the best word? If they----that the weather was going to be so bad, they wouldn’t have gone to the beach. Were knowing/had known/known/knew my answer is known

    asked by megan
  129. Physics

    A wet bar of soap slides freely down a ramp 17.0 m long, inclined at 38.0 degrees. How long (in seconds) does it take to reach the bottom? (Neglect friction.)

    asked by Joseph
  130. kishore

    if 1 is added to the numerator and 3 to the denominator of a fraction it becomes 1/2 if 1 is subtracted from the numenator and 2 is added to the denominator it becomes 2/5 find the fractions

    asked by rishabh
  131. Algebra

    Amelia chose 3 CD's that each cost $16. The sales tax on the three CD's is $3.96. Write a direct variation equation relating sales tax to the price.

    asked by Emily
  132. world

    The shares of a company

    asked by Anonymous
  133. Algebra

    The upward velocity, v, of the water in a fountain is 28 more than the product of -32 and t, where t is the number of seconds after the water leaves the fountain. As the water moves upward, its velocity decreases until it reaches the top where the velocity

    asked by Raimon
  134. Math

    May has $10.she gets $45 from her mom.How many dollars does she have?How many more dollers does she need to make $100?

    asked by Liora
  135. Science

    Are euglena unicellular or multicellular? They are unicellular

    asked by Ariana
  136. Physics

    A cubic block initially at rest slides with a constant acceleration on an inclined plane 10m long in 2s. Calculate the acceleration of the block.

    asked by Diana
  137. Math

    The upward velocity, v, of the water in a fountain is 28 more than the product of -32 and t, where t is the number of seconds after the water leaves the fountain. As the water moves upward, its velocity decreases until it reaches the top where the velocity

    asked by .I.
  138. Chemistry

    A 75.0g sample of liquid contains 17.5% by mass of H3PO4 (molar mass = 98.0g/mol). If 215.0mL of Ba(OH)2 is needed to completely neutralize the acid, determine the concentration of the Ba(OH)2 solution used. WITH FULL EXPLANATION PLEASE!

    asked by NSU
  139. Math

    10 animals 36 legs How many have 2 How many have 4 10X2 =20 36-20 = 16 Is that right?

    asked by Key
  140. Math

    A line segment has one endpoint of (-3,2) and an undefined slope. Find the coordinates of another possible endpoint.

    asked by Anonymous
  141. S.s

    1. Which is an example of checks and balances? (1 point) The constitution contains a bill of rights that details the basic rights of the state’s citizens. The constitution clearly outlines voting requirements and the qualifications for holding public

    asked by Unknown
  142. math

    The upward velocity, v, of the water in a fountain is 28 more than the product of -32 and t, where t is the number of seconds after the water leaves the fountain. As the water moves upward, its velocity decreases until it reaches the top where the velocity

    asked by .I.
  143. chemistry

    Confused on how to find the reactants in these two compounds Ba(OH)2 (aq) + I2Zn (aq) -> ?? Additionally, I am not really sure how to find the ionic equation for this.

    asked by Anon
  144. Algebra

    3.18x+2.6+0.9x+x=28 Find the value of x.

    asked by GeniusTigeress
  145. Chemistry

    Describe how to prepare 10 mL of 0.200 acetate buffer, pH 5.00, starting with pure acetic acid and solutions containg 3 M HCl and 3 M NaOH. Include both quantitate and qualitative details. I know that a strong base reacts completely witha weak acid because

    asked by Jillian King
  146. Calculus (RATE OF CHANGE)

    Two cars leave a town at the same time and travel at constant speeds along straight roads that meet at an angle of 60° in the town. If one car travels twice as fast as the other and the distance between them increases at the rate of 81 mi/h, how fast is

    asked by Jeff Henderson
  147. math

    In the 1870's, on a farm along the Ohio River, a girl was presented with three gifts: a rooster, a goose, and a duck. The duck had cost 20 cents. The rooster and the goose together cost twice as much as the duck. The goose and the duck together cost three

    asked by kim
  148. pre-algebra

    I have trouble with world problems and three especially are giving me grief, can anyone verify my answers? First: The length of a yard is triple the length of the garden. Write the expression for the difference between the length of the yard and the length

    asked by Jeb
  149. Social Studies

    How did the British attempt to enforce the writs of assistance? Thank you for the help~

    asked by Emily
  150. English

    You are assigned to write an essay which must maintain the indicative mood throughout. Which of the choices below would need to be removed or revised? A) Have you ever wished for anything so badly that it hurt not to have it? B) I often walk down the

    asked by Maya
  151. Math

    A water tank is being filled with water. The volume of water in the water tank varies with time. The tank contains 200 liters of water after 2 minutes. Define appropriate variables, and write an equation relating the volume of water and time. What does the

    asked by Annabelle
  152. Math - Calculus

    Directions (or bearings) on Earth are measured in degrees, running from zero to 360 degrees, clockwise, starting with 0 degrees being due North. So due East for example, is 90 degrees, due South 180 degrees, and Northwest is 315 degrees. You are swinging a

    asked by Jamie
  153. physics

    A 22.0 kg box is sliding down on an incline set at (44) degrees up from horizontal. The coefficient of kinetic friction between the box and the incline is (.27). Find the acceleration of the box. Give your answer in m/s2 and with 3 significant figures.

    asked by l
  154. Algebra

    Working​ together, Sarah and Jeff can do a task in 6 hours. Jeff uses a motorized cart to do the​ task, whereas Sarah uses a pushcart. If each person does the task without the help of the​ other, it takes Sarah twice as long as it takes Jeff. How

    asked by Diamond
  155. Math derivatives

    Let f(2)=3, g(2)=4, f'(2)=5, g'(2)=6, f'(3)=7, g'(3)=8, etc. find (f∘g)′(2)

    asked by Anonymous
  156. Chemistry

    Can someone clarify where I'm going wrong with this? Kw for pure water is 1.2 x 10-15 at 5°C. The pH of pure water at 5°C? I thought Kw=[H3O][OH]... I've tried a few different things, but none seem to work. Thanks!

    asked by Jana
  157. chemistry

    calculate the volume of 4.0 M hydrochloric acid needed to make 100.0 mL of 0.10 M hydrochloric acid.

    asked by modupe
  158. math

    1.What is the diameter of a sphere that has a volume of 3052.08 m^3? My answer is: 9m 2.What is the radius of a sphere that has a volume of 2304π m^3? My answer is:12m ~If i get it wrong please explain it to me how to get it, i know the formula and how to

    asked by Jakis
  159. Math

    What is compatible numbers and how do you find compatible numbers?

    asked by Awesome troller
  160. chemistry

    how many grams of CO2 could be produced from 100.0 grams of CH4? CH4 + 2O2 -> CO2 + 2H2O

    asked by Clarissa
  161. Algebra

    7/4% of what is 7?

    asked by Zane
  162. Math

    A toy store has found that 30% of its customers spend more than $40 each visit. What is the probability that the next two customers will each spend more than $40?

    asked by Sarah
  163. Statistics

    A physical fitness association is including the mile run in its secondary-school fitness test for boys. The time for this event for boys in secondary school is normally distributed with a mean of 450 seconds and a standard deviation of 40 seconds. If the

    asked by Jordan
  164. Art

    Explain how optical mixing occurs when using thin black lines on white paper. Thanks!

    asked by Katie
  165. math

    Is the given value a solution of the inequality? x-5

    asked by emma
  166. science

    calculate the amount of nitrogen required for making 70g of ammonia

    asked by vansh
  167. English

    If a writer wanted to put emphasis on the person doing an action, which of these statements would be the best choice? A) active voice B) passive voice C) subjunctive mood D) interrogative mood A?

    asked by Maya