Questions Asked on
September 28, 2016

  1. statistics

    Two dice are rolled, find the probability that the sum is less than 6 (Leave your answer as a number between 0 and 1. Round to 4 decimal places).

    asked by Tim
  2. Math

    A football is kicked into the air. Its height in meters after t seconds is given by h(t)=-4.9 (t-2.4)^2+29. A. What was the height of the football when it was kicked? B. What is the maximum height of the kick? C. How long did it take for the football to

    asked by Devin
  3. Math

    The amount of annual interest earned by $8000 invested at a certain rate is $200 less than $12,000 would earn at the rate 1% lower. At what rate is the $8,000 invested?

    asked by Gia
  4. Math

    Jason watched a caterpillar move 10 feet in 2 minutes. Jason says the caterpillars unit rate is 0.2 feet per minute. Is Jason correct? Explain. I believe that Jason is correct because: If you have 2 minutes/10 feet=x/1 10/10=1 2/10=0.2 If you have 10

    asked by Matt
  5. Math

    The amount of annual interest earned by $8000 invested at a certain rate is $200 less than $12,000 would earn at the rate 1% lower. At what rate is the $8,000 invested?

    asked by Tina
  6. Chemistry

    If the concentration of KCN at the equivalence point is 0.1M and the Ka for HCN is 6.2*10^-10 find the pH at the equivalence point. The reaction is between KOH and HCN From my understanding I have to do a stoichiometric calculation and then use the

    asked by Maddy
  7. Calculus

    1. Use a graph to estimate the limit. Use radians unless degrees are indicated by θ°. (Round your answer to four decimal places.) lim θ → 0 θ/tan(7θ) 2. Assuming that limits as x → ∞ have the properties for limits as x → c, use algebraic

    asked by jen
  8. Statistics

    The events A and B are such that P(A\B)=0.4, P(B\A)=0.25 and P(A n B)=0.12 compute the following; 1. P(A) and p(B) 2. P(A n B') and P(A' n B) 3.P(A u B)and P[(A u B)']

    asked by Mina
  9. foundations of algebra

    A bolt of cloth 100 yards long is cut into three pieces. The second piece is 15 yards longer than the first piece, and the length of the third piece is 5 yard more than twice the length of the first piece.

    asked by Anonymous
  10. Maths

    solve the riddle- a men lends rupees 1000 from one person and 500 from other person .hr lost 1000 and shopped 300 out of 500 .he left with 200 and gave 100 to each . now how much miney he has to retuen to the persoms combinesd

    asked by Geet
  11. math trig

    A Ferris wheel with a diameter of 37 meters rotates at a rate of 4 minutes per revolution. Riders board the Ferris wheel 4 meters above the ground at the bottom of the wheel. A couple boards the Ferris wheel and the ride starts. Write a formula for the

    asked by help
  12. principles of management

    whilst entrepreneurship is panacea to poverty the world over,the current situation seems to be different to Zimbabwe.elucidate four reasons why.

    asked by sharo kurebga
  13. PAKISTAN

    Q23. Object is thrown vertically upwards and has a speed of 18 m/s when it reaches one-fourth of its maximum height h above its launch point. Label the relevant points and answer the following; a) Determine the maximum height h. b) What is the initial

    asked by ABDUL AAZIZ
  14. Physics

    Figure shows a circular wire loop of radius r carrying current i placed in a perpendicular magnetic field B. Suppose that the radius of cross section of the wire is a. Find the decrease in radius of loop when magnetic field is switched off if Young’s

    asked by Aaron
  15. Aptitude

    the minute hand of a clock is 9 cm and that of hour hand is 7 cm.If they ran for 3 days,how much distance is covered by both the hands?

    asked by Vigneshwaran
  16. science

    A force of 5N gives a mass M,an acceleration of 18ms-2qnd a mass m,an acceleration of 24m s-2.what acceleration wouldit give if both the masses were tied together?

    asked by arsh
  17. Maths

    Solve the equation: sin^-1 (4x^4+x^2) = 1/6 pi

    asked by Zee
  18. Math

    A container of milk is 4/5 full.when 10 l of milk is poured into it the container becomes 9/10 full.what is the capacity of the container.

    asked by Anushka
  19. Social studies

    What is the importance of History? I was asked this and was like, umm to learn about important old things. *face palm* opps not how I wanted it to come out. (I got nervous) now my teacher asked my to write a paragraph answering this question. Any good

    asked by Help?
  20. Statistics

    How can i show that event A and B are neither mutually exclusive nor independent. And what does it mean.

    asked by Judge
  21. math

    Jim is a paratrooper who has to land on a moving aircraft carrier. If his plane is flying with 90 miles per hour, he will be an hour early for the intercross. If his plane travels at a speed of 80 miles per hour, he will be an hour late for landing on the

    asked by manuelo
  22. algebra

    Jim is a paratrooper who has to land on a moving aircraft carrier. If his plane is flying with 90 miles per hour, he will be an hour early for the intercross. If his plane travels at a speed of 80 miles per hour, he will be an hour late for landing on the

    asked by manuelo
  23. calculus help me

    help find dy/dx if y=cot(x+y) working plz

    asked by remirez
  24. Urgent Math

    Suppose the area under y = -x^2+1 between x = 0 and x = 1 is rotated around the x-axis. Find the volume by using Disk method and shell method.

    asked by Wawen
  25. urgent mc biology

    Which of the following do you have less of at the end of cellular respiration than at the beginning? (a)Co-enzyme A (b)ATP synthase (c)ADP (d)the proteins of the electron transport chain (e)FADH2

    asked by madison
  26. urgent mc biology

    After the blood in is the left heart you would next find it (a)entering the lungs. (b)entering the tissues, like muscles. (c)entering the right heart. (d)leaving the lungs. (e)leaving the tissues, like the muscles. Please help

    asked by madison
  27. physics

    How much heat is needed to raise the temperature of 2kg of water to 10K?

    asked by bits
  28. physics

    How many calories are required to heat 100grams of copper from 10celsius to 100celsius? The specific heat of copper is 0.093cal/g celsius.

    asked by bits
  29. physics

    How much heat is needed to raise the temperature of 0.800kg ethyl alcohol from 15celsius to its boiling point at 78.3celsius?

    asked by bits
  30. physics

    How much heat does 25g aluminum give off as it cools from 95celsius to 30celsius?

    asked by bits
  31. physics

    A steam boiler is made of steel and weighs 900lb. The boiler contains 400lb of water. How many Btu are required to raise the temperature of each from 42fahrenheit to 212fahrenheit? specific heat of steel = 0.11

    asked by bits
  32. physics

    A 300g lead is heated to 95celsius and is then dropped into 100g of water at 10celsius. If the final temperature is 15celsius. What is the specific heat of the lead?

    asked by bits
  33. Physics

    A Sunway train starts from rest at a station and accelerates at a rate of 2.0 ms^-2 for 10 s. It runs for constant speed for 50 s and slows down at a rate of 3.5 ms^-2 until it stops at the next station. Find the total distance covered Draw the velocity vs

    asked by Molly
  34. Social studies

    which of the following best describes how the intolerable acts affected the american colonies? A. The acts caused the colonies to set up their own militia to serve in times of emergency. B. The acts caused the colonies to call for the first continental. C.

    asked by GrimmGamer
  35. algebra

    -7=11/17z I think the answer is z=-17/77 but I don't know. please help and show me if I'm doing it correct or not.

    asked by plz help
  36. algebra

    I need help solving this equation. -2x+4=2(4x-3)-3(-8+4x) I think the answer may be -7

    asked by emma
  37. algebra 1, solving polynomials

    Thomas buys a cardboard sheet that is 12 by 8 inches. Create an equation for this situation, find the zeros, and sketch the function.

    asked by chicken
  38. English

    How does studying the origins and development of the English language improve an individual’s clarity of thought and articulation in a modern society that prefers obedience conformity?

    asked by Anonymous
  39. maths need help

    150sinx=x+69.98 find x plz show me working

    asked by ramsey
  40. science

    How do I make an acrostic poem for reactants?

    asked by emily
  41. English

    Composition(my Country Nigeria)

    asked by Value
  42. Social studies

    file:///C:/Users/student/Documents/Capture.PNG My answer is in there

    asked by GrimmGamer
  43. algebra

    6=(x+2)/3 plz help

    asked by emma
  44. math

    Each exterior angle of a regular decagon has a measure of (3x + 6)°. What is the value of x

    asked by lois
  45. Physics - EMERGENCY PLEASE HELP

    At a Grand Prix, drivers sustain lateral accelerations (sideways) about five times the acceleration due to gravity while driving around curves at speeds of 288 km/h. Assuming a circular curve, find the radius of that section of the track.

    asked by Ot
  46. Parabola

    if 2x^2-3x+4y+5=0 find the vertex and the focus

    asked by angelo
  47. world history

    lesson 3 unit 5 ancient civilization in china 1. Which of the following is one of the notable achievements of early China? (1 point) A. a complex system of writing************** B. a single spoken language C. cotton textiles D. copper ore technology 2. How

    asked by please check my answers
  48. Texas History

    Which branch of Christianity do more people in Texas identify with than any other? A. Baptist*** B. Catholic C. Methodist D. Presbyterian IDK PLS help!!!

    asked by Ashlie
  49. Math

    What is the square root of 256?

    asked by Batman
  50. AP History

    One of the main differences between Separatist and non-Separatist Puritans was? A:Whether there should be a state church B:The acceptability of extramarital sex C:The acceptance or rejection of slavery D:whether woman should participate fully in church

    asked by Marylyn
  51. MATHS

    The square of a number is 3 more than half the number.find the possible values of the number.

    asked by JACOB
  52. geometry

    he coordinates of point A are (3, 4). The coordinates of point B are (4, 1). If point M is the midpoint of segment AB, what is true about AM and MB?

    asked by jayda
  53. Physics

    An arrow is shot with a velocity of 30 m/s at an angle 37° above the horizontal. It is initially 2 meters above the ground and 15 meters from a wall. T what height does it hit the wall? Is it still going up just before it hits or is it already on its way

    asked by Shyne Fornea
  54. Texas History

    How do missions that are still active today show Spanish influence or religion? A. They allow visitors to view the grounds. B. They aim to convert American Indians to Christianity. C. They promote different religions to visitors. D. They hold Catholic mass

    asked by Ashlie
  55. History

    Based on Common sense and the crisis what conclusion can be made about Thomas Paine? A : Thomas Paine accepted blame for causing the war B: Thomas Paine believed that colonist should remain loyal to the king C : Thomas Paine used his writing to persuade

    asked by Sarah
  56. Civics

    I need an example of two Statute laws. I know what it means but I don't know any laws.

    asked by Sara
  57. Social Studies

    7. Why did Jefferson and his Democratic Republican party oppose policies that favored manufacturing and trade? The Democratic Republicans felt they posed a threat to slavery in the South The Democratic Republicans believed they would negatively affect

    asked by FluttershyK
  58. History

    6. Which of these were reasons for Columbus is first voyage from Spain select all that apply (A )Spain wanted to discover new land for settlement ( B.) He went in search of an easier route to Asia C. He sought to bring back Native Americans for slavery D.

    asked by Anonymous
  59. PHYSICS PLEASE HELP

    Find the electric field on the axis of a uniformly charged solid cylinder, at a  distance z from the center of the cylinder. The length of the cylinder is H, its  radius is “a”, and the charge density is ρ. (Assume that z > H/2).

    asked by Julie
  60. English

    Type of sentence based upon choices: When packing the order yesterday, one important item was omitted. (A) Properly constructed (B) Dangler (C) Misplaced (D) Lacks parallel parts. I believe it is A?

    asked by Jimmy
  61. social studies

    How does the United States shape global affairs?

    asked by Anonymous
  62. English

    Type of sentence: To keep your files in order, the filing rules must be learned. (A) Properly constructed (B) Lacks parallel parts (C) Dangler (D) Misplaced part. I believe it to be (A)?

    asked by Jim
  63. MATH HELP!!

    Consider the three points A(2,3,1) B(1,-2,3) C(7,4,6) a) Show that ABC is a right triangle. b) Calculate the area of this triangle. c) Find the coordinates of the center of the circle circumscribed about triangle ABC

    asked by Christine
  64. math

    prove that triangle abc sina÷a=sinb÷b=sinc÷c

    asked by sahana.m
  65. social studies

    1. In the Middle Ages, ceremonies such as weddings had to be performed by ___. a. the man of the house b. a bishop c. a priest** d. the Pope 2. Guilds did all of the following EXCEPT a. voted on religious issues that affected trade** b. set prices and

    asked by Cyborg_DRAGon
  66. science

    Find the gravitational acceleration if a spaceship at a distance equal to double of earth's radius from the centre of the earth (g on earth is 9.8 m/s^2)

    asked by pruthviraj
  67. physics

    Find the gravitational acceleration if a spaceship at a distance equal to double of earth's radius from the center of the earth (g on earth is 9.8 m/s^2)

    asked by pruthviraj
  68. college, history

    What does Robert Bartlett in the "The Natural and the Supernatural in the Middle Ages" say about things about being beyond nature and what examples does he give? Also,what does Robert Bartlett in the "The Natural and the Supernatural in the Middle Ages"

    asked by Alex
  69. math

    mamta read 2/5 of a book on monday and 3/8 of the remaining book on tuesday.find the part of the book left unread after tuesday find the total no of pages in the book if 48 pages are left unread.

    asked by david
  70. History

    lesson 3 unit 5 ancient civilization in china 1. Which of the following is one of the notable achievements of early China? (1 point) A. a complex system of writing************** B. a single spoken language C. cotton textiles D. copper ore technology 2. How

    asked by Nintendon't
  71. Calculus

    Thank you - (Enter your answers using interval notation. If an answer does not exist, enter DNE.) y = 4x + [5/sin x], (−π, π) concave upward (x,y)- concave downward (x,y)-

    asked by Wendy
  72. Consumer manage

    The question is: identity three of your limited resources that you allocate daily Please comment blow if you know that answer

    asked by Jasmin
  73. Evironmental Science

    All of the following make up the three major categories of environmental problems except? a. loss of biodiversity. b. overpopulation. c. resource depletion.

    asked by Brandy
  74. Chemistry

    What type of reaction is listed below? Prove that it is balanced by listing the number of elements on both side of the equation (reactants vs. products)? CH 3 COOH + NaHCO 3  NaCH 3 COO + H 2 CO 3 2. What type of reaction occurred with H 2 CO 3 from the

    asked by Brandy
  75. chemistry

    71.0 mL of a 1.30 M solution is diluted to a total volume of 238 mL. A 119-mL portion of that solution is diluted by adding 105 mL of water. What is the final concentration? Assume the volumes are additive.

    asked by mat choma
  76. Social studies

    How did the election of 1796 increase political tentions? A. After the revolution, women demanded an equal voice and vote in politics B. President John Adams and Vice President Thomas Jefferson belonged to different political parties and did not agree on

    asked by FluttershyK
  77. algebra 2

    which of the following represents the range of f(x)=3x^2+7

    asked by alaya
  78. Social studies

    Why did Jefferson and his Democratic Republican party oppose policies that favored manufacturing and trade? The Democratic Republicans felt they posed a threat to slavery in the South The Democratic Republicans believed they would negatively affect

    asked by FluttershyK
  79. Algebra

    What is the solution to 5q=-75? A. q=-25 B. q=-15 C. q=15 D. q=25 what is the solution to r/-3=12? A. r=-36 B. r=-4 C. r=4 D. r=36 Is the answers A and D?

    asked by Darius
  80. Social studies

    In what way did the Alien and Sedition Acts change the authority of the federal government? A. The acts limited the amount of power delegated to each branch of government. B. The acts redefined the powers of the legislative branch C.The acts clarified the

    asked by FluttershyK
  81. Math Help!!!

    I NEED HELP QUICK!!!! What is half of 5 1/2, 3 1/2, 5 3/4, 3 1/6 and 4 1/2??????? HEEEEELLLLLPPPPPP!!!!!!!! THX (Thanks)!!!!

    asked by Agal
  82. Math

    Suppose y varies directly with x. If y = 6 when x = -2, find x when y = 15. a. ⅕ b. 5 c. -5 d. -⅕

    asked by Adlyn
  83. Math

    in a survey, 15 people said they played basketball, hockey and volleyball. in addition 20 people said they played basketball and hockey. draw a venn diagram to determine how many people in the survey said they played only basketball and hockey.

    asked by Em
  84. CHECK MY ANSWERS American Government

    *** by my answer, please check!! 1. Which of the following is true about the formal amendment process for the Constitution? (1 point) Any citizen may propose an amendment. Only Congress may propose an amendment. Both houses of Congress must pass a

    asked by Anonymous
  85. history

    Which of the following is one of the notable achievements of early China?

    asked by jack
  86. heath

    _____ is a feeling that someone or something is important and should be treated in an appropriate way

    asked by wolfie
  87. Social studies

    How did Spain's refusal to destroy Negro Fort affect Florida? It led General Jackson's troops first invasion of the territory It gave the seminoles an empowered stance against the United States It showed that Spain did not view General Jackson as a

    asked by FluttershyK
  88. Math

    How many fl oz would go pinto 6.5

    asked by Annie
  89. Geometry

    angle m3 = 37. Find angle m1

    asked by hi
  90. AP Calculus

    A particle is moving along a horizontal straight line. The graph of the position function (the distance to the right of a fixed point as a function of time) is shown below. Answer the following questions only on the interval (0,8). 1. When is the particle

    asked by Korinna
  91. Science

    Which of the following is a good study habit? A - maintaining a positive attitude B - waiting until the last minute to start on an assignment C - listening to the television while studying D - studying when you are tired A. ?

    asked by Carla
  92. computer science

    Acarrentalcompanyusesthefollowingtabletohelpcomputerentalfees. TABLE 9.3 Car Type Chevrolet Corvette Pontiac Buick Oldsmobile Cadillac Rate per Day 50.00 85.00 53.00 60.00 60.00 70.00 Rate per Mile 0.27 0.45 0.32 0.32 0.35 0.40 Write a program to calculate

    asked by kurt
  93. Physics

    A 8.06-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.402. Determine the kinetic frictional force that acts on the box when the elevator is (a) accelerating upward with

    asked by BrookeNeed
  94. Math

    A recipe calls for two thirds cups of sugar. John only making one fourth the recipe. How much sugar do I need

    asked by Anonymous
  95. Physics

    A cup of coffee is on a table in an airplane flying at a constant altitude and a constant velocity. The coefficient of static friction between the cup and the table is 0.410 . Suddenly, the plane accelerates forward, its altitude remaining constant. What

    asked by BrookeNeed
  96. MATH HELP PLZZ ASAP

    Julio's father is 4 times as old as Julio. The sum of their ages is no less than 55. Enter an inequality that can be used to represent this situation in the first box, where x represents Julio's age. Enter the youngest age Julio can be in the second box.

    asked by liliana
  97. math plzz help

    Train A leaves Westtown and travels at 50 mph toward Smithville, 330 miles away. At the same time, Train B leaves Smithville and travels at 60 mph toward Westtown. After how many hours do the two trains meet? Enter your answer in the box.

    asked by liliana
  98. Physics

    Mass is measured in grams, acceleration is measured in meters per second squared, and distance is measured in meters. Force is equal to mass times accelaration, and work is equal to force times distance. What is the unit of work?

    asked by Jay
  99. English

    revise the following sentence to use modifiers correctly, clearly and effectively. Original 1.The student cafeteria is operated by a college food service system chain. Revised. The chain of student cafeteria is operated by a college food service system

    asked by Li
  100. Math

    Let n be any counting number. Using the two questions above as a guide, how many subsets does the set {1,2,3,...,n−1,n} have? Prove it as well. First question:Including itself, how many subsets does the set {1, 2, 3} have? List them. Second Question:

    asked by Em
  101. Chemistry

    7. A student conducts an experiment on a different hydrate. The empty crucible is heated to a constant mass of 24.330. A sample of the unidentified hydrate is placed in the crucible, and the total mass is 31.571 g. The crucible and hydrate are heated to

    asked by Alan
  102. help plzz asap

    Train A leaves Westtown and travels at 50 mph toward Smithville, 330 miles away. At the same time, Train B leaves Smithville and travels at 60 mph toward Westtown. After how many hours do the two trains meet? Enter your answer in the box.

    asked by liliana
  103. Math

    The large wheel on Jay's wheelchair has a diameter of 52cm. Jay moves her wheelchair forward 9.5 metres. Calculate how many times the large wheel goes round.

    asked by Vanessa
  104. Science , Earth , Waterce , Earth , Waterce

    How can I answer this question? Draw an overall conclusion: how does water compare to other substances? Why do you think so? Please help me...

    asked by CC
  105. physics

    A woman stands on a scale in a moving elevator. Her mass is 65.0 kg, and the combined mass of the elevator and scale is an additional 757 kg. Starting from rest, the elevator accelerates upward. During the acceleration, the hoisting cable applies a force

    asked by BrookeNeed
  106. MATH

    Write 3^2 x 3^-3 x 3^6 as a single exponent. A.) 3^4 B.) 3^5 C.) 3^11 D.) 27^5 ***

    asked by Bleach Sniffer
  107. Math (calculus 3)

    A football is thrown down the field by a quarterback from a height of 1 foot with an initial velocity of 40 feet per second at angle of pi/6 radians. If a receiver catches the ball downfield at a height of 1 foot above ground; a) How long was the ball in

    asked by Albert
  108. Math

    A cotton reel has a diameter of 3cm. 91 metres of cotton goes around it. How many times does the cotton go around the reel? And give your answer to the nearest ten

    asked by Kevin
  109. Language arts

    Please check my answers. Thank You! Use the text passage to answer the question. Whatever you post online—whether a silly picture, angry comment, or sharing about a chronic illness—is there forever. Delete it all you want, but colleges and employers

    asked by Anonymous
  110. Math

    The diameter of my trundle wheel is 50cm. I use it to measure the length of the school park. It rotates 87 times. What is the length of the car park, to the nearest metre?

    asked by Emily
  111. math

    are 8x^2y and -5yx^2 like terms? explain

    asked by AnimeLovelyLover
  112. math

    Write a two-column proof Given: 7y =8x =14; y=6 Prove: x=7

    asked by hi
  113. Social Studies

    Can someone help me Summarize the reasons why John Adams did not get reelected as president in the election of 1800

    asked by FluttershyK
  114. Algebra

    can a slope be negative in slope intercept form

    asked by Anonymous
  115. Trig

    Cosine theta=8/17 and 270 degrees is < theta, and theta is< 360

    asked by Sarah
  116. Math

    2 days to 14 hours ratiol as a fraction in lowest terms?

    asked by John Freeman
  117. Math

    The area if a square is 67 square meters. Estimate the length of each side of the square to the nearest tenth.

    asked by Amy
  118. English

    1. Choose the answer that best matches the word in italics. Samantha tried to look IMPASSIVE when they announced her essay as a finalist in the competition.  (1 point) surprised*** unemotional unsure vibrant 2.   Choose the answer that best matches the

    asked by L
  119. math

    Explain how u could write 35% as the sum of two benchmark percent or as a multiple of a percent.

    asked by ??????
  120. Math

    5,4,10,9,15,14,20

    asked by Adrian
  121. Math

    Break apart 54 to solve 54÷6

    asked by Malasia Riley
  122. maths

    Calculate the velocity of a stone7 seconds after falling from rest of the edge of a high cliff

    asked by christina
  123. maths/science

    A body falls from a position of rest at the top of a tall building and attains a velocity of 63.7m/s just before striking the ground. Calculate the time for the body to fall from the top of the building to the ground

    asked by christina
  124. Math

    (3?5)?4?(14?2)=12

    asked by Ricky
  125. maths /science

    A body calling from rest has a velocity of 25m/s at given instant. Calculate 1 the distance the body has fallen 2 the time taken

    asked by christina
  126. chemistry

    Calculate the percentage composition of sulphuric acid if the atomic masses are H=1u, S=32u and 0=16u

    asked by christina
  127. Math

    Write a real-world context for each ratio 3 to 8 6:12

    asked by Jayson
  128. chemistry

    A compound contains 74,27%C;7,79%H;12,99%N. Determine the empirical formula. C=12;H=1;N=14;0=16.

    asked by christina
  129. Physics

    A soccer ball accelerates from rest and rolls 6.5 m down a hill in 3.1 s. It then bumps into a tree. What is the speed of the ball just before it hits the tree? A formula to answer this question would be fine; you don't have to solve the whole thing.

    asked by Heather
  130. Chemistry

    How high can a person (assume a weight of 70 kg) climb on one ounce of chocolate if the heat of combustion (628 kJ) can be converted completely into work associated with vertical displacement?

    asked by Joesph
  131. CHM 1020

    Calculate the amount of heat required to raise the temperature of a 39 g sample of water from 9 ∘C to 21 ∘C

    asked by Anonymous
  132. Chemistry

    Write a net ionic equation for the overall reaction that occurs when aqueous solutions of potassium hydroxide and oxalic acid (H2C2O4) are combined.

    asked by Adriana
  133. Physics

    During an auto race, a car with a speed of 85m/s acceleration passed another car rate of 4.0m/s^2 for 3.5s. How far does the car travel during this time? Okay so I used D= Vi-t+(1/2)t^2 D= 85m-4.0m/s^2+(1/2)3.5^2 D= 87.125 ?

    asked by Math CAN Y0U CHECK MY WORK?
  134. CIVIC EDUCATION

    WHAT ARE THE REASONS WHY POLITICAL LEADERS FAIL TO PROTECT THE INTERESTS OF THE CITIZENS

    asked by APY QUEEN
  135. math

    At a street fair, a vendor keeps her stall open 6 hours per day. She also spends a total of 4 hours over the course of the fair setting up. Let d represent the number of days of the fair and h represent the total hours spent at the fair.

    asked by spencer
  136. CHM 1020

    alculate the amount of heat required to raise the temperature of a 39 g sample of water from 9 ∘C to 21 ∘C

    asked by Anonymous
  137. Algebra

    Which property is illustrated by the following statement? 2(-3/9)=(-3/9)2 A. Associative property of addition. B. Commutative property of multiplication. C. Inverse property of multiplication. D. Commutative property of addition.

    asked by Michael
  138. AGRIC SCIENCE

    WHAT IS THE BOTANICAL NAME OF CATTLE

    asked by APY QUEEN
  139. Math

    The temperature at moon is 75 degrees Fahrenheit. The temperature drops 3 degrees every half hour. What is the temperature at 4p.m.

    asked by Ruchon
  140. Physics

    A wooden block of mass 9 kg is at rest on an inclined plane sloped at an angle theta from the horizontal. The block is located 5 m from the bottom of the plane. A) Find the frictional force for theta = 20 B)If the angle is increased slowly the block starts

    asked by Olivia
  141. Math

    put brackets into these statements to make them true: a) 20 - 2 + 2 * 2^2 + 6 = 26 b) 20 - 2 + 2 * 2^2 + 6 = 120

    asked by Alyssa
  142. Math

    Write three fractions that can be written as percents between 50% and 75%. Justify your solution Can you please help me????

    asked by Jenna
  143. Language Arts

    How does the writer support the statement that dental floss promotes good dental health?

    asked by Anonymous
  144. geometry

    using the slope y-intercert equation, how do you write an equation that passes through point p and is parallel to the line. P(2,4), y = -3x. Is it y = -3x + 10? Thanks

    asked by jill
  145. Algebra 2

    Sam recently has a Square garden. He wants to redesign his garden and make it into a rectangle with a length that is 3 feet shorter than twice it's width. He decides that the perimeter should be 60 feet. What are the dimensions,in feet, of his new garden.

    asked by Marlene
  146. Math

    Which table correctly fills in the ratio table below? Boys 3 6 ___ 21 Girls 2 4 6 ____ A. Boys 3 6 9 21 Girls 2 4 6 20 B. Boys 3 6 9 21 Girls 2 4 6 8 C. Boys 3 6 13 21 Girls 2 4 6 8 D. Boys 3 6 9 21 Girls 2 4 6 14 I believe the answer is B Could you please

    asked by Matt
  147. AGRIC SCIENCE

    WHAT IS THE SCIENTIFIC NAME OF CATTLE

    asked by APY QUEEN
  148. Language Arts

    How does the writer support the statement that dental floss promotes good dental health? With personal opinions with opinions from experts with facts that and statistics with sales information

    asked by Anonymous
  149. Pre-Calculus

    csc theta = (sqr root 5) over 15, find sine theta

    asked by Sam
  150. Science

    What would the density of 8 g of the unknown substance from Zarkon be

    asked by Jennifer
  151. pre-calculus

    sin theta = 1/4, find sin (-theta)

    asked by Meilani
  152. Math

    Dani needs 6 times as many red beads as gold beads. She needs 7 gold beads. How many red beads does Dani need?

    asked by Tam
  153. pre-calculus

    sine theta = 1/3 and cos theta = 2/3, find tan theta

    asked by Meilani
  154. Statistics

    Obtain the area under the standard normal curve to the right of z=1.32 Round your answer to four decimal places. A = the tolerance is +/-5%

    asked by Maryan
  155. Math

    Use the digits 2, 4, 6, 8, and any operation or brackets to make an expression that equals to 60.

    asked by Anonymous
  156. Physics

    Explain why, when a polythene rod which has been rubbed with any cloth is held high above small pieces of paper on a table, the pieces of paper jump up and down repeatedly between the table and rod.

    asked by Jennifer Martins
  157. Math

    Your statistics instructor administers a test having five multiple-choice items with four options each. List the ways in which one can guess correctly on exactly four items on this test. Are there 24 ways, because: 4! (4)(3)(2)(1) =24?

    asked by Debbie
  158. Algebra

    Solve this system using substitution x+2y=8 y=3x+17 I got x=-26/7

    asked by Anonymous
  159. Science

    in scientific inquiry what is communicating?

    asked by Travis
  160. Math

    Molly has 15 marbles in a jar. What is the ratio of black to white marbles? There are 8 black marbles and 7 white marbles. A. 7:8 B. 7:15 C. 8:7 D. 8:15 My answer would be C Can you please double check my answer and tell me if I am right or wrong.

    asked by Matt
  161. math!!

    I have no idea how to do this!!! Let ΔABC be a triangle such that b=sqrt(3), c=sqrt(10), and cos(B)=3/sqrt(10). Find all possible values for side length a. Please show work

    asked by PLEASE HELP ASAP
  162. Auburn Hugh School

    The hypotenuse (side C) of a triangle is 13 inches long. Which of the following pairs of measurements could be correct for the lengths of the two sides of the triangle? (Note:A^2 + B^2 = C^2)

    asked by abeo
  163. Algebra

    Which property is illustrated by the following statement? 2(-3/9)=(-3/9)2 A. Associative property of addition. B. Commutative property of multiplication. C. Inverse property of multiplication. D. Commutative property of addition.

    asked by Michael
  164. math

    A kite flying in the air has a 12ft line attached to it. Its line is pulled taut and casts an 11 ft shadow. Find the height of the kite. If necessary, round your answer to the nearest tenth.

    asked by mo
  165. Compound Interest

    I have no idea how to do this!! Please show work! Starting with the first, on each of Gideon's birthdays, Dr. Joe deposits $1100 into an account earning 2% interest compounded annually. What is the total amount in the account after the deposit made on

    asked by PLEASE HELP ASAP
  166. Math

    The teacher says the correct answer for 18x24=432. How is it I keep getting 532.

    asked by Sue
  167. Physics

    A box slides down an inclined plane with an acceleration that is precisely two-thirds what it would have been if the slide had been frictionless. Calculate the angle of the incline if the coefficient of kinetic friction of the rough incline is 0.29 I know

    asked by Bex
  168. English

    PLEASE LET ME KNOW IF THESE ARE ALL RIGHT! 1. Choose the answer that best matches the word in italics. Samantha tried to look IMPASSIVE when they announced her essay as a finalist in the competition.  (1 point) surprised*** unemotional unsure vibrant

    asked by G
  169. Math

    A pool is 8 meters by 5 meters wide. It has a walkway around the pool that is .8 meters wide. What is the area of the walkway?

    asked by Max
  170. Math

    What does the variable n mean

    asked by Hannah
  171. math

    9+15÷5×13

    asked by Anonymous
  172. physics

    A neutron star has 10 km radius and rotation period 1.2 s What's the centripetal acceleration on its surface at the equator?

    asked by britt
  173. Statistics

    23 children born. What is the probability that 22 are boys & 1 is a girl?

    asked by Kevin
  174. math

    1. Use the given information to complete the table below Miles driven (x) Charge (y) 2. Use the slope formula to find the slope 3. Use a point and the slope to find the equation either in slope-intercept form or point slope equation 4. Plug 172 into your

    asked by HELP plz check(math)
  175. algebra

    An investor earned $1,462.50 on an investment of $90,000 in 65 days. Find the annual simple interest rate earned on the investment

    asked by Anonymous
  176. Calculus

    Write the equations of the circle in general form. 1. Points on circle (0,0), (0,8), (6,0) 2. Points on circle (1, -1), (2, -2), (0,-2). I don't know how to solve this given the fact that I don't know what the center or the radius of the circle is.

    asked by Stephanie
  177. English

    How does American patriotism value freedom of speech ?

    asked by Aria
  178. Math

    Ratio of minutes to draw and manage to wash is 4 to 3 how many minutes will a load need to walk if it takes 56 minutes to dry

    asked by Faye
  179. Science

    What is the answer for 3g of sugar in 300ml of water

    asked by Anonymous
  180. Chemistry

    0.250 g KCN is dissolved in 50 mL of water, and added to 2 mL of NaOH then mixed with 48mL of water. What is the molar concentration of KCN? I am stuck on this question. So far I have: 0.250gKCN/0.050L= 5M(g/L) Moles of KCN: 5M = mol/0.05L = 0.25mol KCN I

    asked by Zach
  181. science

    if the ball that was thrown to a fried has a mass of 0.15kg and it accelerates at 20m/s, what force did you exert on the ball?

    asked by Marilyn
  182. chem

    Calculate the number of grams of Fe formed when 0.350 kg of Fe2O3 reacts. m = g

    asked by matt
  183. Social Studies

    How can the Constitution be amended? I need help!!!

    asked by Adlyn
  184. Pre-Calculus

    csc theta = sqr root of 5, what is cot theta?

    asked by Jade
  185. computer science

    Acarrentalcompanyusesthefollowingtabletohelpcomputerentalfees. TABLE 9.3 Car Type Chevrolet Corvette Pontiac Buick Oldsmobile Cadillac Rate per Day 50.00 85.00 53.00 60.00 60.00 70.00 Rate per Mile 0.27 0.45 0.32 0.32 0.35 0.40 Write a program to calculate

    asked by kurt
  186. physics

    A baseball player standing on the ground throws a ball straight up. The ball leaves the player's hand with a speed of 6.22 m/s and is in the air for 2.70 s before hitting the ground. How high above the ground was the baseball player's hand when he released

    asked by lilly
  187. physics

    A horse is running across a field. The horse accelerates at 8.00 m/s2 over a distance of 9.70 m. It runs until its speed is 23.4 m/s and continues at this speed. What was the horse's initial speed?

    asked by lilly
  188. Chemistry

    The standard change in internal energy for the combustion of buckyball is -25,968 kJ/mol. What is the enthalpy of combustion? What is the enthalpy of formation of buckyball? What is the molar enthalpy associated with converting buckyball to graphite? How

    asked by Joesph
  189. English

    What part of speech is other in. The sentence The platypus is unlike most other mammals in that it lays eggs

    asked by Anonymous
  190. Algebra

    My answer *** What is the product of (–6.8)2? a. –13.6 b. 46.24*** c. –46.24 d. 13.6 2.   Simplify the expression - Square root 196 . a. 98 b. –14*** c. 14 d. 392 3.   Simplify the expression square root 100/49 . a. 10/7 b. 17*** c. 5/7 d. 20/7

    asked by c
  191. Math

    (4y to the fifth power) to the fifth power

    asked by Lola
  192. english

    A few minutes later he bolts suddenly into the woods, achieving full speed, almost forty miles per hour, for forty or fifty yards before he begins to skid, to lunge at a lodgepole pine cone. He trots away with it, his head erect, tail erect, his hips

    asked by jas
  193. chemistry

    Write the anodic reaction for the electrolysis of zinc chloride solution using platinum electrode

    asked by osmon armin
  194. math

    What is 2/3 , 3/4 , 7/12 on descending order

    asked by shanice henry