Questions Asked on
November 17, 2015

  1. Health

    The three lines of defense your body has against disease include all except? A. physical and chemical defenses B. inflammation C. immune system D. scarring True or false B cells and H cells are two important cells in the immune system that help fight

    asked by Annabelle
  2. Language Art

    1.)Knowing that the Latin root -equi- means "equal," choose the best meaning for the word equilateral as it is used in the sentence below. The box appears to be square, but I would have to measure its sides to prove that it is equilateral. A. equally

    asked by YRN DJ
  3. Algebra

    For question 3-4, use your calculator to create a scatter plot and line of best fit for the following set of data: Average height of a species of tree (in feet) after a certain number of years. Years:1/2/3/4/5/6/7/8

    asked by GummyBears
  4. Algebra

    A college football coach wants to know if the is a correlation between his players' leg strength and the time it takes for them to sprint 40 yards. he sets up the following test and records the data: Every day for a week, he counts how many times each

    asked by Anonymous
  5. LA 1 question plz help

    which of the following sentences from the excerpt provides clues that signal the first-person point of view? A. you know who won the Yugovision song contest?! B. The airport, train, and bus station are packed C. mommy, who's terrified of mice, had two

    asked by #AriannaGirl :)
  6. Math

    Leah is buying curtains for her bedroom window. She wants the curtains to hang from the top of the window to the floor. The window is 4 feet high. The bottom of the window is 2 and a half feet above the floor. What curtain length in inches should she buy?

    asked by Patrick
  7. Math

    Write a measurement division story problem for 6 divided by 3/4 and solve.

    asked by Briyanna
  8. Math-Sue

    Olivia ties 2.5 feet of ribbon onto one balloon. How many yards of ribbon does Olivia need for 18 balloons? What would be the process on figuring out the above?

    asked by Patrick
  9. IMPORTANT MATH NEED HELP NOW!!!

    . Evaluate the expression. 2(y + 2) for y = 3 (1 point) –4 8 10 2 2. The cost in dollars of a field trip is 64 + 14n, where n is the number of people attending. What is the cost for 48 people? (1 point) $736 $126 $896 $910 3. Write a word phrase for p

    asked by Eevee
  10. Social Studies (Ms. Sue) Please Proofread

    1. Population density is the number of people that live in a region divided by the number of (1 point) roads. square miles or kilometers in the region.•• waterways. people who used to live there. 2. How do demographers figure out population growth? (1

    asked by Sam
  11. Science

    How do the circulatory system and the endocrine system interact in helping to maintain homeostasis in humans? A. The endocrine system produces hormones that are transported by the circulatory system to target cells when changes are needed. B. The

    asked by Anonymous
  12. math

    A golf practice range has 245 balls. The owner bought a carton of golf balls.How many golf balls does the owner have after buying the carton? Golf Balls 12 balls to a box 15 boxes to a carate 5 crates to a carton pls help by explaining me Thank you

    asked by sam
  13. physics

    A commonly used method of fastening one part to another part is called "shrink fitting." A steel rod has a diameter of 2.0046 cm, and a flat plate contains a hole whose diameter is 2.0000 cm. The rod is cooled so that it just fits into the hole. When the

    asked by krissy
  14. english comp

    For sternberg, Don Juan's alleged serial sexual conquest illustrates: A)infatuation B)puppy love C)empty love D)fatuous love

    asked by nico
  15. Math

    A farmer divides 20 acres of land into one fourth acre sections. Into how many sections does the farmer divide her land? Please let me know how do I go about figuring the above?

    asked by Patrick
  16. SCIENCE check answers please :)

    1) Explain why Earth and other planets were not solid when they formed during the beginning of the Precambrian, approximately 4,600 million years ago (MYA). What was this particular time period called, and why is this time period not really considered a

    asked by Cami
  17. Career

    1. Jovanna has determined that she wouldn't want to be a nurse because she really doesn't like the sight of blood and she tends to not work well under pressure. Which stage of career matching is she in? (1 point) eliminating options that don't match her

    asked by YRN DJ
  18. Science

    1) Explain why Earth and other planets were not solid when they formed during the beginning of the Precambrian, approximately 4,600 million years ago (MYA). What was this particular time period called, and why is this time period not really considered a

    asked by Anonymous
  19. math

    A bag contains 16 white golf balls and 8 striped golf balls. A golfer wants to add 132 golf balls to the bag. He wants the ratio of white to striped golf balls to remain the same. How many of each should he add? This is not a test question i just suck at

    asked by |-/
  20. health

    PLEASE HELP 1. One of your friends plays video games for at least six hours each day and gets upset when he has to eat dinner with his family. This is a sign of? a. An anxiety disorder. b. A phobia c. Bipolar disorder d. An impulse-control disorder 2. A

    asked by bob
  21. Math

    Use similar triangle to solve. A person who is 6 feet tall standing 140 feet from the base of a tree and the tree casts a 150 foot shadow. The person's shadow is 10 feet in length. What is the height of the tree?

    asked by Luis
  22. chem

    Calculate the equilibrium concentration of NH3,Cu^2+,[ Cu(NH3)]^2+ ,[Cu(NH3)2]^2+,[Cu(NH3)3]^2+,and[Cu(NH3)4]^2+ in a solution made by mixing 500.0 ml of 3.00 M NH3 with 500.0 ml of 2.00*10^-3 M Cu(NO3)2. The sequential equilibria are Cu^2+

    asked by jack
  23. Math

    25% of my candies are chocolate candiea i had 25 chocolate candies. How many candies did i have altogether?

    asked by Lee
  24. math

    a ball of string is 50 yards long. a shipper uses 5 yards of string to tie packages, the remaining string is then cut into 7 equal pieces. what is the lengths of each of the 7 pieces of string?

    asked by Anonymous
  25. Career

    Which of the following are reliable sources of post-secondary information? Peterson's Collegeboard.c*m (Not letting me put it so i put a * of O) An institution or organization's website All of the above ***

    asked by Labbayk
  26. Chemistry

    Calculate the pH during the titration of 40 ml of 0.1000 M HCl with 0.1000 M NaOH solution after the following additions of base: A.) 28.00 ML B.) 39.80 ML C.) 48.00 ML

    asked by Braden
  27. Us history

    "Yellow journalism" during the late 19th century was marked by A) a decrease in readership B) over reliance on fossil evidence C) a decline of popularity of radio D) sensational headlines in questionable

    asked by Tasha
  28. Career Plz help................

    If the pay for a possible career is less than you required for your ideal lifestyle, then you will just have to learn to live on that budget. True*** False

    asked by Labbayk
  29. chem

    a little trouble with these, kindly help please 1) How many grams of vitamin B12 are present in a 100.0 mL blood serum sample with a vitamin B12 concentration of 148 ng/L? A)1.48 x 10-8 g B)1.48 x 10-5 g C)1.48 g D)1.48 x 10-9 g 2)Sodium fluoride is added

    asked by topanga
  30. physcis

    Disk 1 (of inertia m) slides with speed 2.0 m/s across a low-friction surface and collides with disk 2 (of inertia 2m) originally at rest. Disk 1 is observed to turn from its original line of motion by an angle of 15 ∘, while disk 2 moves away from the

    asked by yan
  31. chem

    what is [Ag^+] in a solution formed by mixing 25.0 ml of 0.10 M AgNO3 with 50.0 ml of 1.50 M Na3PO4. Ksp for Ag3PO4=1.0x10^-21

    asked by silvia
  32. chemistry

    i am working on a practice worksheet and need help with a few i can not understand. please and thank you. I have to post them separately sorry 49.how many grams of water are needed to completely hydrolyze 30.8 g of the ester? A.0.416 g B.30.8 g C.11.3 g

    asked by mark
  33. Career

    6.)Tyghe has realized after doing his career research that he doesn't have the GPA, or desire to obtain the appropriate GPA to be a lawyer. Which stage of self-assessment is he at? A.)gathering self-assessment materials B.)doing further research if needed

    asked by YRN DJ
  34. chemistry

    41. Ethyne, C2H2, used in welding react with oxygen as shown below.

    asked by mark
  35. PHYSICS

    Water flowing out of a horizontal pipe emerges through a nozzle. The radius of the pipe is 1.5 cm, and the radius of the nozzle is 0.42 cm. The speed of the water in the pipe is 0.68 m/s. Treat the water as an ideal fluid, and determine the absolute

    asked by Anonymous
  36. Career

    Joanie wants to be a plumber. Which post-secondary training or education would fit her best? an apprenticeship*** a bachelors degree a post-graduate degree or doctoral degree military training

    asked by Labbayk
  37. Physics

    Consider the 608 N weight held by two cables shown below. The left-hand cable had ten- sion T2 and makes an angle of 44◦ with the ceiling. The right-hand cable had tension T1 and makes an angle of 42◦ with the ceiling. a) What is the tension in the

    asked by Leslie
  38. general chemistry

    Determine the concentrations of Na2CO3, Na , and CO32– in a solution prepared by dissolving 2.57 × 10–4 g Na2CO3 in 1.50 L of water. Express all three concentrations in molarity. Additionally, express the concentrations of the ionic species in parts

    asked by Anonymous
  39. Career

    Match the following terms with their definitions. A. skills that can be used in more than one occupation B. following someone around at their job, as though you were their shadow C. a statistical projection of the numbers of job openings expected in a

    asked by Labbayk
  40. Math

    Use the blue and green rectangles. a. Find the ratio of the length of the blue rectangle to the length of the green rectangle. Repeat this for width, perimeter, and area. Blue Length : Green Length = ft : ft = 1 : 2 Blue Width : Green Width = ft : ft = :

    asked by Dehlna
  41. math

    a person on a moving sidewalk travels 21 feet in 7 seconds the moving sidewalk has the length of 108 feet how long will it take to move from one end of the sidewalk to the other

    asked by diana
  42. Math

    Samantha has homework in five subjects tonight. She has 15 minutes of science, 20 minutes of math, 30 minutes of reading, 20 minutes of writing, and 15 minutes of geography. If her mom walked in randomly while she was doing her homework, what subject would

    asked by Anonymous
  43. Geometry 1 question

    Find the image of O(-2, -1) after two reflections, first across the line y = -5 and then across the line x = 1. (-2, -1) (-1, -6) (4, -9) (1, -5) I am very confused, no idea what this means. Please help? Thanks

    asked by SkatingDJ
  44. Pre Algebra Math

    Hi I rlly need someone to check my answers ASAP, and I need help on number 5, im totally fried >.< I can't get any attachments up, but any of you took the Polygons and Angles Quiz? Pretty plz with cherries on the top I need help!

    asked by Kiki
  45. Science

    Inner transition metals are composed of which of the following? metals lanthanides and actinides halogens noble gases

    asked by Sara
  46. Mathematics

    A survey of 100 students produced the following statics: 32 study mathematics, 20 study physics, 45 study Biology, 15 study mathematics and biology, 7 study mathematics and physics, 10 study physics and Biology, 30 do not study any of the three subjects 1,

    asked by Mesh
  47. Social Studies

    Which ones are true? a) Some people in northern Chad are nomadic and raise camels and plant crops in oases due to lack of arable soil. True b) In parts of West Africa they are careful not to cut down trees to make arable land. False c) c. Tension exists in

    asked by Marija Dacosta
  48. Math

    Leslie needs 324 inches of fringe to put around the edge of a tablecloth. The fringe comes in lengths of 10 yards. If Leslie buys 1 package of fringe, how many feet of fringe will she have left over? 2. A jar contains 26 fluid ounces of spaghetti sauce.

    asked by Patrick
  49. Math

    Olivia ties 2.5 feet of ribbon onto one balloon. How many yards of ribbon does Olivia need for 18 balloons? I am confused on figuring out how to solve the above problem. 2. Darnell rented a moving truck. The weight of the empty truck was 7,860 pounds. When

    asked by Patrick
  50. Pre calc

    Let sin u=-8/17 and cos v= 12/13, with pie

    asked by Lizzy
  51. Science

    Which of the following shows three elements in order of increasing conductivity? Ge, O, Mn O, Ge, Mn Mn, O, Ge Mn, Ge, O

    asked by Sara
  52. PHYSICS

    A steel section of the Alaskan pipeline had a length of 58.4 m and a temperature of 24.5 °C when it was installed. What is its change in length when the temperature drops to a frigid -45.7 °C?

    asked by Anonymous
  53. Career Plz help........

    It is important to focus on only one career when determining what education or training you will need after high school. True False****

    asked by Labbayk
  54. chem 130

    what mass of sodium hydroxide will be required to neutralize completely 1.60x10^23 molecules of HCl?

    asked by Heather
  55. Math

    A rectangular garden covers 16,000 ft2. Its length is 60 ft longer than its width. What is the width of the garden?

    asked by Annonymous
  56. algebra 1

    A research scientist measures the outside temperature, in degrees Fahrenheit, at various times throughout a 24-hour period and records her findings in the graph below. In this real-world function, the hours represent the input values, and the temperature

    asked by Crissy
  57. Math

    Joe borrowed $2000 from the bank at a rate of 7% simple interest per year. How much interest did he pay in five years?

    asked by Kat
  58. Math

    A plant fossil lost 40 % of its carbon-14. How old is the fossil? (Half-life of carbon-14 is 5730 years.)

    asked by meriton
  59. Career Plz help................

    1. Jovanna has determined that she wouldn't want to be a nurse because she really doesn't like the sight of blood and she tends to not work well under pressure. Which stage of career matching is she in? eliminating options that doesn't match her

    asked by Labbayk
  60. LA 3 questions plz help me asap

    1) what does the present perfect tense show? A. Action that begin in the past and continues in the present B. Action that begins and ends in the present C. Action that begins in the present and continues in the future D. future action that begins in the

    asked by #AriannaGirl :)
  61. Career

    Human relations skills include; motivating others. counseling others. cooperation and teamwork. all of the above.***

    asked by Labbayk
  62. Chemistry

    A student adds 5.50 g of dry ice (solid ) to an empty balloon. What will be the volume of the balloon at STP after all the dry ice sublimes (converts to gaseous )?

    asked by Marquette
  63. physics

    A jumbo jet airplane has a mass of about 400,000 kg when fully loaded with over 400 passengers and takes off at a speed of 250 km/h. Determine;The takeoff speed when the airplane has 100 empty seats. Assume each passenger with luggage is 140 kg and the

    asked by Saleh
  64. Math

    You are buying orange juice for $4.50 per container and have a gift card worth $7. The function f(x)=4.50x-7 represents your total cost f(x) if you buy x containers of orange juice and use the gift card. How much do you pay to buy 4 containers of orange

    asked by Kaai97
  65. math

    A park planner is designing a rectangular butterfly garden. The plan is for the garden to have an area of 1;917 square feet. If the garden is9 feet wide how long is it

    asked by marlowe
  66. language arts

    •What are some factors that motivate people? Does every action have a motivation? •To what extent can goals and behaviors change as a result of learning? •Why are some people more motivated than others? Can we learn to be more motivated? •What

    asked by FluttershyK
  67. Science

    Which of the following is a characteristic of nonmetals? Nonmetals are often brittle solids. Nonmetals are often malleable. Nonmetals often conduct electricity. Nonmetals are often ductile.

    asked by Sara
  68. Algebra

    Sabrinia is building a rectangular raised flower bed. The boards on the two shorter sides are 6 inches thick, and the boards on the two longer sides are 4 inches thick. Sabrina wants the outer length of her bed to be 4 times its height and the outer width

    asked by HayLEY
  69. math

    explain how you can break apart arrays when you multiply by 3

    asked by Lakshmi
  70. Math 1 question plz help asap

    Write an equivalent time using only the smallest unit. 3hrs 14 min A. 74 min B. 166 min C. 180 min D. 194 min I would give u an answer but I don't understand what the question means im asking if you could help me plz

    asked by #AriannaGirl :)
  71. PHYSICS

    Astronauts on a distant planet set up a simple pendulum of length 1.2 m. The pendulum executes simple harmonic motion and makes 100 complete oscillations in 450 s. What is the magnitude of the acceleration due to gravity on this planet?

    asked by Anonymous
  72. geometry

    Raul is laying a cement concrete walkway in his backyard. He decides to put a turn of 30° from the horizontal in the walkway to go around a tree and flowerbed. Once he gets past the tree, he wants to continue the walkway in the same direction as before.

    asked by Danielle
  73. Chemistry

    A block of copper of unknown mass has an initial temperature of 69.1 ∘C . The copper is immersed in a beaker containing 93.4 g of water at 21.0 ∘C . When the two substances reach thermal equilibrium, the final temperature is 24.2 ∘C . Find mass of

    asked by Judy Blue
  74. Career

    There are two types of bachelors' degrees, a Bachelor of Art or a Bachelor of Science. True False***

    asked by Labbayk
  75. math

    Ms. Smith has 190 m of fencing to enclose a rectangular area. a. Write a function to express the total area enclosed as a function of the width. b. State the domain and range of the function. c. Determine the dimensions that give the maximum area.

    asked by XOXOX
  76. Chemsitry

    You are given a colored solution that is labeled 1M. You need to prepare a solution from this that is 0.5 M. Describe your procedure in detail.

    asked by Rucha
  77. Science

    Tellurium is a metalloid. How many valence electrons does tellurium have? 3 4 5 6

    asked by Sara
  78. U.s history

    How two main constitutional compromises dealt with the various sectional differences between the states ?

    asked by Anonymous
  79. Math

    In 5 years, Ana's age will be twice the age of her friend Jun. 5 years ago, she was 3 times as old as her friend. Find their present ages.

    asked by Marie
  80. Math

    Determine whether the following relation is a function. {(3,7),(3,8),(3,-2),(3,4),(3,1)} a. It is a function because the ordered pairs all have the same x-value*** b. It is NOT a function because there are multiple y-values paired with a single x-value c.

    asked by Kaai97
  81. Geometry

    You find an old scale drawing of your home,but the scale has faded and you cannot read it. How can you find the scale of the drawing?

    asked by RONDA
  82. physic

    A kid with a mass of 30 kg slides down a slide 2.5 meters high from rest a. What was his speed at the bottom? b. If his speed was only 1 m/s at the bottom, how much energy was lost due to friction?

    asked by Laurdiel
  83. health

    A person who is afraid of heights likely suffers from ( select all that apply ) a)anxiety b) a phobia c) obsessive-compulsive disorder d) an impulse control disorder Would Someone Please Help Me With The answer I Know One Is Phobia But I Don't Know The

    asked by Nick
  84. physics

    The heating element of a water heater in an apartment building has a maximum power output of 29 kW. Four residents of the building take showers at the same time, and each receives heated water at a volume flow rate of 12x10-5 m3/s. If the water going into

    asked by krissy
  85. Physics

    If 7.20 kg of ice at -5.00°C is added to 12.0 kg of water at 30°C, compute the final temperature.

    asked by Anonymous
  86. Honors Physics

    At Sirius A's surface, the gravitational force between Sirius A and a 8 kg mass of hot gas has a magnitude of 1480.2 N. Assuming that Sirius A is spherical, with a uniform mass of 4.851e+30 kg, what is Sirius A's mean radius? What is the radius? _______m

    asked by Donkey
  87. Figurative Language

    Q- The train screamed down the tracks - Clue: Simile, Metaphor Or Personification ? - Answer: Personification??

    asked by Cameron
  88. Career

    Job-specific skills are generally only useful on one job. True False***

    asked by Labbayk
  89. PHYSICS

    Suppose you are hiking down the Grand Canyon. At the top, the temperature early in the morning is a cool 3.36 °C. By late afternoon, the temperature at the bottom of the canyon has warmed to a sweltering 33.1 °C. What is the difference between the higher

    asked by Anonymous
  90. math

    Find the slope of the line. (If an answer is undefined, enter UNDEFINED.) −5x + 4y = 10

    asked by ryu
  91. Physics

    A solid ball is released from rest and slides down a ramp that makes an angle of 50 degrees with respect to the horizontal. a) What is the minimum coefficient of static friction between the ramp and the ball for no slipping to occur? b) Would this

    asked by Zack
  92. math

    A number cube is rolled 24 times and the results are recorded as follows: 2 ones, 10 twos, 6 threes, 3 fours, 1 five, and 2 sixes. What is the experimental probability of rolling an even number?

    asked by Anonymous
  93. Accounting

    In the table given below, reconstruct the remaining information using the available data. [ WHERE THE X's ARE] All of the raw material purchased during the period was used in production. (Indicate the effect of each variance by selecting "Favorable" or

    asked by Sara
  94. Science

    An engineer messed design a runway to accommodate airplanes that must reach a speed of 71 m/s before they can take off the planes are capable of accelerating at a rate of 1.6 m/s person per second the minimum length of the runway must be _______

    asked by Laci
  95. Science

    A 5.0 kg rock is dropped from the top of a building the speed of the rock after it has fallen for 4.2 seconds is _______meter per second

    asked by Laci
  96. Math

    Jake has proven that a function, f(x), is a geometric sequence. How did he prove that? - He showed that an explicit formula can be created - He showed that a recursive formula could be created - He showed that f(n)/f(n-1) was a constant ratio** - He showed

    asked by Macey
  97. writing

    In this discussion, you will post issues related to motivation and learning. Refer to the texts in this section, other texts you have read, and your personal experience and knowledge to support your ideas. Begin your discussion by addressing the following

    asked by joe
  98. math

    A simple random sample of 800 individuals provides 250 Yes responses.

    asked by bob
  99. Figurative Language

    Question : Fruit is fuel for a healthy body. Answer : Personification? - Clues: Personification, Simile, Or Metaphor.

    asked by Cameron
  100. MATH CHECK! 1 QUESTION

    Point E is located at (-2,2) and point F is located at (4, -6). What is the distance between points E and F? A. ã52 B. ã28 C. 10 D. ã20 Please show me how it works! I don't understand this question :(

    asked by OHI
  101. math

    a ball is thrown vertically upward from the top of a building 96 feet tall with an initial velocity 80 m/ sec .the distance s of the ball from the ground after t seconds is s= 96+80t-4.9 t^2.after how many seconds does the ball strike the ground

    asked by adeeba
  102. LA 2 questions plz help asap

    A. Action that begin in the past and continues in the present B. Action that begins and ends in the present C. Action that begins in the present and continues in the future**** D. future action that begins in the past, extends to the present and continues

    asked by #AriannaGirl :)
  103. health

    Identical twins often have similar interests even if they were not raised together. This shows how ________ influences personality development a) modeling b) a peer group c) environment d) heredity d would someone check this answer.

    asked by Nick
  104. PHYSICS

    The latent heat of fusion for water is 33.5 × 104 J/kg, while the latent heat of vaporization is 22.6 × 105 J/kg. What mass m of water at 0 °C must be frozen in order to release the amount of heat that 2.47 kg of steam at 100 °C releases when it

    asked by Anonymous
  105. Trig right triangle

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

    asked by Ken
  106. chem

    i have several problems i am caught on for my homework. I appreciate any help 1. As milk spoils, rancid components begin to coagulate. This could be interpreted as a: a.a colloid forming a suspension. b.solution forming a colloid. c.solution forming a

    asked by anthony
  107. math

    Mike's grandmother opened a savings account in Mike's name and deposited some money into the account. The account pays an annual simple interest rate of 11%. After 13 years, the interest earned on the account is $5720. How much money did Mike's grandmother

    asked by jacquie
  108. physics

    in a car, compressed air exerts a force F1 on a small piston having a radius of 5cm. this pressure is transmitted to a second piston of radius 15cm.if the mass of car to be lifted is 1350kg ,what is the force F1 necessary to accomplish this task?

    asked by sonam
  109. PHYSICS

    A duck is floating on a lake with 22% of its volume beneath the water. What is the average density of the duck?

    asked by Anonymous
  110. PHYSICS

    A spring is hung from the ceiling. A 0.477 -kg block is then attached to the free end of the spring. When released from rest, the block drops 0.153 m before momentarily coming to rest, after which it moves back upward. (a) What is the spring constant of

    asked by Anonymous
  111. Math

    At a baseball game, there were three times as many males as females. 5/6 of the males were boys and the rest were men. 2/3 of the females were girls and the rest were women. Given that there were 121 more boys than girls, how many adults were there at the

    asked by Haylee
  112. PHYSICS

    The amount of radiant power produced by the sun is approximately 3.9 × 1026 W. Assuming the sun to be a perfect blackbody sphere with a radius of 6.96 × 108 m, find its surface temperature (in kelvins).

    asked by Anonymous
  113. chemistry!

    a) Find the pH at the equivalence point when 40ml of 0.025 M of methylamine (NH2CH3 and Kb = 4.4x10^-4) is titrated with 0.025 M HCl. b) The Kf for the complex ion Ag(NH3)2+ is 1.7x10^7. The Ksp for AgI is 1.5x10^-16. What is the molar solubility of AgI in

    asked by Freddy
  114. Mechanical Behavior of Materials

    Determine the creep compliance J(t) of a material that responds like: a) an elastic spring with Young's modulus E J(t): b) a viscous dashpot with viscosity η as a function of time t) J(t): c) the Maxwell model (E for spring, and η for dashpot as a

    asked by please HELP
  115. Math

    Which of the following functions is the inverse of the function {(1,2),(3,4),(6,8)}? a. {(6,8),(3,4),(1,2)} b. {(2,1),(4,3),(6,8)} c. {(2,1),(4,3),(8,6)} d. {(2,1),(3,4),(8,6)}***

    asked by Kaai97
  116. ipc

    A ball at rest starts rolling down a hill with a constant acceleration of 3.2 meters/second2. What is the final velocity of the ball after 6.0 seconds?

    asked by coop
  117. Chemistry

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

    asked by Wex
  118. math

    What is the formula and the answer of; Two numbers are in the ratio of 4:7 if the difference between the two number is 48 find the sum of two numbers.

    asked by angela
  119. math

    2. Manufacturer A produces hammers that are normally distributed with a mean weight of 4.6 lb and a standard deviation of 0.8 lb. Manufacturer B produces hammers that are normally distributed with a mean weight of 6.3 lb and a standard deviation of 1.4 lb.

    asked by chloe
  120. biology

    The purines in DNA are A. thymine and cytosine B. thymine and guanine C. adenine and guanine D. adenine and cytosine

    asked by abdu
  121. java programming

    the learner is asked to write a program using java with user input that caculate and displays, the number of months it will take the user to save an amount of money. the user must enter the

    asked by omar
  122. Algebra 2

    A single engine aircraft can fly 120 mph in still air. If the aircraft can fly 490 miles flying with the wind in the same amount time it can fly 350 miles when flying against the wind, what is the speed of the wind? I can't figure out how to set up the

    asked by Tyler
  123. Eglish

    1. When he was ten, he went abroad. 2. When he was ten years ago, he went abroad. 3. When he was ten years, he went abroad. 4. At the age of ten, he went abroad. 5. At age ten, he went abroad. 5-1. At aged ten, he went abroad. 6. At ten, he went abroad.

    asked by rfvv
  124. Algebra 1

    Hudson is already 40 miles away form home on his drive back to college. He is driving 65 mi/h. Write an equation that models the total distance d traveled after h hours.

    asked by Jr
  125. Chem

    The solubility of calcium sulfate is1.90g of caso4 per liter of aquences solution at 25c. The formula weight of caso4 is 136.11 calculate the solubility product of caso4.

    asked by Kim
  126. Chemistry

    Describe an experiment using only hot and cold water that would allow you to verify that the heat capacity of a coffee-cup calorimeter is about 1.0x10^1 J/oC. Be specific.

    asked by Wex
  127. Math last two questions

    Leslie needs 324 inches of fringe to put around the edge of a tablecloth. The fringe comes in lengths of 10 yards. If Leslie buys 1 package of fringe, how many feet of fringe will she have left over? I figured 1 yard is 3 feet 10 yards is 24 feet 10 feet

    asked by Patrick
  128. Math

    I am a product.One of my factors is 7.The sum of my factors equals 11.What number am I?

    asked by Lena
  129. college readiness

    one number is 5 times another number.if the sum of the two number is 312,find the numbers

    asked by aphrodite
  130. English

    1. He likes reading novels and listening to music. 2. He likes reading novels and to listen to music. (Is #2 un grammatical?) 3. He proposed to go to the movies. 4. He proposed going to the movies. 5. He suggested to go to the movies. 6. He suggested going

    asked by rfvv
  131. 6th grade algebra

    what expression represents a number n divided by eight increased by five? n/8+5 is this correct?

    asked by Lynn
  132. Algebra 2

    The width of a rectangular box is twice the height. Twice the length of the box exceeds the sum of the width and the height by 5in. Given that the sum of the length, width, and height is 16in, find the length, width, and height. I got, w=2h 2L=w+h+5

    asked by Coly
  133. Algebra

    Flying against the wind, an airplane travels 28 km in 5 hours. Traveling with the win, the same plane travels 3760km in 4 hours. What is the rate of the plane and still air and what is the rate of the wind?

    asked by Bobby
  134. Chemistry (Help)

    Calculate the DHrxn of C57H110O6 (s) + O2(g) --> CO2(g) + H2O(l) with DHf. C57H110O6(s) -390.70 O2(g) 0 CO2(g) -393.5 H2O(l) -285.840 I balanced the equation: 2C57H110O6 (s) + 163O2(g) --> 114CO2(g) + 110H2O(l) and my work: DHrxn = [(114x -393.5)+(110x

    asked by Anonymous
  135. Honors Physics

    A mechanic jacks up the front of a car to an angle of 8.8° with the horizontal in order to change the front tires. The car is 2.92 m long and has a mass of 1330 kg. Gravitational force acts at the center of mass, which is located 1.02 m from the front

    asked by Donkey
  136. chemistry

    I know everyone guessed i had a few more i couldn't do. Sorry but assistance please: 1.Sucralfate (molecular weight: 2087g/mol) is a major component of Carafate® which is prescribed for the treatment of gastrointestinal ulcers. The recommended dose for a

    asked by mikey
  137. math

    Sara estimated 23 x 43 using 20 x 40. Sam estimated 23 x 43 using 25 x 40. Will Sara's or Sam's method give an estimate closer to the exact answer?Explain.

    asked by sam
  138. Figurative Language

    LAST ONE LOL - Question : Her smile was as sweet as sunshine on a rainy day. Answer : Metaphor since her smile is being compared as the sunshine on a rainy day. - Clues: Hyperbole, Personification, Simile, or Metaphor.

    asked by Cameron
  139. Last time I am posting this, sorry

    If the give you a ruled paper, write the other way. What figurative language is being shown and is this a compound sentence or a diffrent type of sentence

    asked by Help
  140. Math

    △ = Triangle If △ABC is similar to △DEF, and angle A is 62 degrees, angle B is 13 degrees, find the measure of angle F. (Also I don't want just the answer, I also want to know how to actually do it so I will know how to do this.)

    asked by Chris
  141. Trigonometry

    A plane flies 510 kilometers with a bearing of N43 degrees W from airport B to airport C. The plane then flies SW 790 kilometers from C to A which is due west of B. Find bearing of flight from C to A.

    asked by Shannon
  142. Chemistry

    A solution contains 0.50M Nh3 and 1.50 M Nh4cl. What is the maximum concentration of mg2+ that can be present in such a solution without precipitating Mg(oh)2?

    asked by Angel
  143. Chemistry

    Calculate the pressure in an evacuated 250mL container at 0 degrees C when the O2 in 1.00 cm^3 of liquid oxygen evaporates. Liquid oxygen has a density of 1.118 g/cm^3.

    asked by Sarah
  144. chem

    the following experiment was performed in the laboratory : an excess of solid SrCrO4 is vigorously shaken in water until a saturated solution is obtained. The excess solid is filtrated from the solution and 25.00 ml of the solution is titrated with 0.0115

    asked by jack
  145. PHYSICS

    Interactive Solution 12.29 presents a model for solving problems of this type. A thin spherical shell of silver has an inner radius of 5.64 x 10-2 m when the temperature is 24.1 °C. The shell is heated to 133 °C. Find the change in the interior volume of

    asked by Anonymous
  146. Chemistry

    al(i) Determine the number of moles of Ca2+ present in the titrated sample. (ii) Determine the [Ca2+] and hence the solubility of CaSO4.2H2O in the original 10.0 mL sample. so

    asked by Mara
  147. PHYSICS

    Ideally, when a thermometer is used to measure the temperature of an object, the temperature of the object itself should not change. However, if a significant amount of heat flows from the object to the thermometer, the temperature will change. A

    asked by Anonymous
  148. chem

    I am filing out a study guide and needed coaching on some question. thank you 0.765 g of He is placed in a balloon at 1.15 atm. The balloon expands to volume of 5.00 L. What is the temperature of the balloon? a,3.45 K b,91.6 K c,93.4 K d,366 K

    asked by david
  149. Radicals

    Express in simplest radical form. Do NOT give decimal approximations. 1. n^3/4 p^5/4 2. (3r)^2/5 s^3/5 3. (1/32)^0.2 4. 140^-1/2

    asked by Issac
  150. PHYSICS

    In an old house, the heating system uses radiators, which are hollow metal devices through which hot water or steam circulates. In one room the radiator has a dark color (emissitivity = 0.810). It has a temperature of 65.0 oC. The new owner of the house

    asked by Anonymous
  151. Figurative Language

    If the give you a ruled paper, write the other way. What figurative language is being shown and is this a compound sentence or a diffrent type of sentence

    asked by Help
  152. chinika

    Determine the mass of ammonium sulphate that would be produced from 68 grams of ammonium

    asked by leaha
  153. Calculus

    Find the first partial derivatives and evaluate each at the given point. Function w = 2x^2y − 6xyz + 10yz^2 Point (2, 5, −3) wx(2, 5, −3) = wy(2, 5, −3) = wz(2, 5, −3) =

    asked by akash
  154. Math

    It takes a company 4 hours to build 1,300 cell phones. If the company continues working at the same rate, how many hours will it take them to build 30,000 cell phones?

    asked by Amy
  155. Chemistry

    What is the unit m^-1? The question I'm working on says "an electron in the hydrogen atom makes a transition from an energy state of principal quantum number nt to n=1. If the photon emitted has a wavelength of 95 nm, what is the value of nt? I was trying

    asked by Quinn
  156. PHYSICS

    A block of mass m = 0.889 kg is fastened to an unstrained horizontal spring whose spring constant is k = 89.4 N/m. The block is given a displacement of +0.128 m, where the + sign indicates that the displacement is along the +x axis, and then released from

    asked by Anonymous
  157. English

    Which verb tense indicates continuing action?

    asked by Nina
  158. math plz help

    find the like terms in the expression y+ 1.2y + 1.2z A.y and 1.2y B. 1.2y and 1.2z C. y and 1.2z D. y, 1.2y, and 1.2z

    asked by awesomeguy123
  159. math

    Nina has a stick 5 ft. long. She saw it into 8 equal length pieces. How long will each piece be? Fraction Would it be 5/8 or 8/5 confused

    asked by Andy
  160. Biology

    how does a plant store the carbohydrates it produces in photosynthesis

    asked by Anonymous
  161. Physics

    A satellite is in a circular orbit 810 km above the Earth’s surface; i.e., it moves on a circular path under the influence of nothing but the Earth’s gravity. Find the speed of the satellite. The radius of the Earth is 6.37 × 106 m, and the accel-

    asked by Kiara
  162. math

    Given that 2

    asked by Josh
  163. calculus

    You have been hired by a farmer to design a fenced-in rectangular enclosure for emus. The emus will require 720 square feet of area in which to roam, and the fence will cost 20 dollars per foot. The rectangular area will adjoin an existing wall, so a fence

    asked by carl
  164. Is 201

    Math Describe a real- world problem that can be solved using the expression 29(3/8+5/6).

    asked by Millie
  165. English

    Another lay/laid asleep during the day and worked at night. I think lay because it does not have a direct object Would you like to lie/lay on a scaffold along the Sears Tower and watch the stars. I think lie because it does not have a direct object

    asked by kelley
  166. chem

    the tsp of magnesium fluoride is 3.7x10^-8.When 400.0 ml of 0.600 M NaF is mixed with 600. ml of 0.217 M Mg(NO3)2, a precipitate forms. (a) what mass of megangsim fluoride(M MASS=62.30g/mol) is produced ? (b) what will be the equilibrium concentrations go

    asked by silvia
  167. Math

    I am a number that is four times the product of 2 and 3.One of my factors is 4.What is my other factor?

    asked by Lena
  168. scale drawing

    given that the scale on a map is 1:0000 (a)calculate the actual distance between 2 points if the distance an map is 6.5cm (b)calculate the distance on the map that will represent an actual distance of 45km

    asked by Anonymous
  169. PHYSICS

    In an old house, the heating system uses radiators, which are hollow metal devices through which hot water or steam circulates. In one room the radiator has a dark color (emissitivity = 0.810). It has a temperature of 65.0 oC. The new owner of the house

    asked by Anonymous
  170. Chemistry (Help)

    Calculate the DHrxn of C57H110O6 (s) + O2(g) --> CO2(g) + H2O(l) with DHf. C57H110O6(s) -390.70 O2(g) 0 CO2(g) -393.5 H2O(l) -285.840 I balanced the equation: 2C57H110O6 (s) + 163O2(g) --> 114CO2(g) + 110H2O(l) and my work: DHrxn =

    asked by Anonymous
  171. Physics

    Beam supported by a rope that can rotate about a hinge. The beam is supported by a rope attached 1.00 meter from the end of the beam. The beam has a mass of 10.0 kg and is 6.00 meters long. The rope makes a 60degree angle. What is the tension in the rope?

    asked by Fred
  172. Figurative Language

    Question : Music is the salve that soothes us - Answer: Metaphor? - Clues: Metaphor, Simile or Personification?

    asked by Cameron
  173. Catholic university of Cameroon bamenda

    Mk y the subject of the equation 100x-500y-5x^2-5y^2=0

    asked by aristide
  174. Math

    Finneas plays with his toy mouse for 1/10 hour. then he chases a fly for 1/6 hour. How much longer does he spend chasing a fly than playing with his toy mouse?

    asked by Sandy
  175. Physics: Static Equilibrium

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

    asked by Adrian
  176. English

    1. He called me later. 2. He rang me back. 3. He gave me a ring back. 4. He telephoned me back. 5. He made a phone call to me back. 6. He gave a phone call to me back. 7. He made a call to me back. 8. He made a call for me back. ================ (I have

    asked by rfvv
  177. PHYSICS

    The truck in that example is traveling at 19 m/s. The density of air is 1.29 kg/m3. By how much does the pressure inside the cargo area beneath the tarpaulin exceed the outside pressure?

    asked by Anonymous
  178. Mathematics

    A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8

    asked by Mesh
  179. math

    if i ran 1&5/8 mile and than later ran 9/10 of a mile what is the amount

    asked by brian
  180. Chemistry - radioactivity

    Hello Dr.Bob, could you please help me with this problem: Which of the following nuclides are most likely to decay via beta decay? a)200 78 Pt b)192 78 Pt c)188 78 Pt d)196 78 Pt

    asked by Laurus
  181. Algebra(Please Help ASAP)

    Indirect Measurement: A tree casts a shadow 8 ft long. A 6 ft man casts a shadow 4 ft long. The triangle formed by the tree and its shadow is similar to the triangle formed by the mad and his shadow. How tall is the tree? **PLEASE give a step-by-step

    asked by *\|'*'|Autumn|'*'|/*
  182. Geometry

    The coordinates of a triangle are X(0,0, Y(2h,2h), and Z(4h,0). Is the triangle a right triangle? Show work to support your answer. I don't really know how to solve this, or show m work.

    asked by Sally
  183. MATH

    DUKE WORKS IN A BAKERY HE MUST BOX 96 ROLLS AND 72 MUFFINS SO THAT ALL BOXES THE THE SAME NUMBER OF EACH WHAT IS THE LARGEST NUMBER OF BOXES HE CAN USE

    asked by AY
  184. Biology

    What does synthesize mean in biology

    asked by Anonymous
  185. History vocabulary

    I have looked every where. I am in honors 7th grade history. Help please I need a sentence with the word mullah and jihad?

    asked by Daniel
  186. Math

    Megan has 9 yards of fabric. If she uses 5/8 of the fabric to make a quilt, how much fabric does she have left?

    asked by Bob
  187. Math

    Sally has 4.5 cups of sugar. She needs to bake brownies for for a bake sale. If each batch of brownies requires 2/3 cup of sugar, how many batches of brownies can she make?

    asked by Matt
  188. CHEMISTRY

    An analysis of a compound gave 40% carbon 3.7% hydrogen. the vapour density of the compound is 30. calculate the empirical and molecula fomular.

    asked by NEMUEL
  189. History

    1. Which data tell you how much the price of goods inflates over a period of time? A. consumer price index B. gross domestic product C. unemployment rate D. economic indicator 2. what does the gross domestic product measure? A. the value of the U.S. and

    asked by CountryQueen
  190. Louisiana State History

    1. what data tell you how much the price of goods inflates over a period of time? A. consumer price index B. gross domestic product C. unemployment rate D. economic indicator 2. what does the gross domestic product measure? A. the value of the U.S. and

    asked by CountryQueen
  191. Physics: Static Equilibrium

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

    asked by Adrian
  192. Chemistry (Help)

    Calculate the DHrxn of C6H12O6 (s) + O2 (g) --> CO2 (g) + H2O (l) with DHf. C6H12O6(s) -1260.04 O2(g) 0 CO2(g) -393.5 H2O(l) -285.840 I balanced the equation: C6H12O6 (s) + 6O2 (g) --> 6CO2 (g) + 6H2O (l) and my work: DHrxn = [(6x -393.5)+(6x -285.840)] -

    asked by Anonymous
  193. none

    Two short legs of right triangle are 16 each. How long is long side

    asked by barb
  194. English

    1. He is strong and an office worker. 2. He is diligent and strong. 3. He is diligent and wants to get a job. 4. He is strong and runs fast. 5. He hated to do the work and reading comic books. ---------------- Which ones are ungrammatical? Are #1 and #5

    asked by rfvv
  195. Physics

    Instead of the frictionless wheel in problem 7, imagine that the rope is tied to a frictionless pulley with radius R but an unknown moment of inertia. If the pulley always has half as much kinetic energy as the block, what must be its moment of inertia?

    asked by Matt
  196. Physics

    The MAVEN spacecraft, a NASA mission that is studying the Martian atmosphere, launched from Cape Canaveral in November 2013 on an Atlas V rocket. The rocket burns about 280,000 kg of fuel over 4 minutes (you can assume dm/dt is constant over that interval)

    asked by Omar
  197. HELP SCIENCE

    how the volume of air in a tank of compressed air would change if the volume of the tank doubled?

    asked by John Doswell
  198. Calculus

    A pharmaceutical corporation has two locations that produce the same over-the-counter medicine. If x1 and x2 are the numbers of units produced at location 1 and location 2, respectively, then the total revenue for the product is given by R = 700x1 + 700x2

    asked by akash
  199. English

    What is primary source?

    asked by stephania
  200. Math

    Given that an equation of the form f(x) = x^n has n solutions, and that the solutions are equally spaced at a given radius in the complex plane, discuss why complex solutions must occur in conjugate pairs when .

    asked by April
  201. Chemistry

    The standard entropy change for 1.00 moles of Ar as it evaporates at -185.7 °C (∆H°-185.7 = 1558 cal mol-1) is? 1. 17.8 J mol-1K-1 2. 87.5 J mol-1K-1 3. 15.0 J mol-1K-1 4. 46.0 J mol-1K-1 5. 74.5 J mol-1K-1 6. none of the previous answers I thought I

    asked by Anonymous
  202. English/Creative Writing

    Check, please! What do you think? Read the beginning of this tall tale and using your imagination, write an exaggerated ending. Beginning: Honey, the goat, Paul's rambunctious new pet, contentedly grazed in white picket fence posts. As she slowly ate her

    asked by Victoria
  203. Physics

    A tennis ball is dropped from 1.54 m above the ground. It rebounds to a height of 0.845 m. With what velocity does it hit the ground? The acceleration of gravity is 9.8 m/s^2 . (Let down be negative.) Answer in units of m/s.

    asked by Noel
  204. culinary arts

    what is the answer if 1/2 lbs of mushrooms cost $4.89 a pound?

    asked by Roberto
  205. Algebra 2

    The income from the school car wash is one, five, and ten dollar bills came to a total of $355. If there are 120 bills all together, and twice as many one dollar bills as five and ten dollar bills combined, how many bills of each denomination are there?

    asked by Nicole
  206. Math

    Which of the following functions has an inverse that is not a function? a. (1,1),(1,2),(3,4) b. (1,2),(1,3),(4,3) c. (1,4),(4,5),(5,6) d. (0,0),(1,1),(2,2)

    asked by Kaai97
  207. Trigonometry

    Law of Cosines a=4.7 b=3.2 c=5.2 Find B

    asked by Shannon
  208. Trigonometry

    Use trig form to find quotient 3/(2+3i)

    asked by Shannon
  209. Math / Pre-Algebra

    Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED TODAY! ASAP!! :( Thanks for your assistance in advance, NatR

    asked by NatR
  210. math (Calculus III)

    In this example we should use the beta function. But I'm a bit lost, because I don't know how to change the limits of the integral to fit the one that is needed when using B-function. The problem goes like this: integrate cos^7(x) dx, limits of the

    asked by Marie
  211. Calculus

    Find the four second partial derivatives and evaluate each at the given point. Function f(x, y) = x^3 + 2xy^3 − 9y Point (9, 2) fxx(9, 2) = fxy(9, 2) = fyx(9, 2) = fyy(9, 2) =

    asked by Calculus Help
  212. Calculus

    Find the first partial derivatives and evaluate each at the given point. Function w = sqrt(5x^2 + y^2 − 4z^2) Point (2, −4, 2) wx(2, −4, 2) = wy(2, −4, 2) = wz(2, −4, 2) =

    asked by Calculus Help
  213. Calculus

    Evaluate using long division. The integral of x/6x-5 dx How do I divide this?

    asked by Rucha
  214. Maths

    The ball of a float value is a sphere 200mm in diameter. Calculate the volume and surface area of the ball

    asked by Smith
  215. Chemistry

    If you have a 578 g of fat (tristearin) stored in your body, how much heat will be produced when it is metabolized? tristearin is C57H110O6 The chemical reaction: C57H110O6(s) + O2(g) --> CO2(g) + H2O (l) DHf: C57H110O6(s) -390.70 O2(g) 0 CO2(g) -393.5

    asked by Anonymous
  216. Math-Nick

    A jar contains 26 fluid ounces of spaghetti sauce. How many cups of spaghetti sauce do 4 jars contain? How were you able to compute 13 cups?

    asked by Patrick
  217. EFA

    write a cubic equation whose integral coefficient roots are -5 and radical 2

    asked by John
  218. Grammar

    Write these telling sentences correctly. Ex look at the hat I see a cat The cat is on the hat The cat will sit and sit There is a picture of a cat on the hat

    asked by Diana
  219. Business

    I have to write a two page paper about a journal article. The article is "Beware the Next Big Thing" published in the Harvard Business Journal, 2014. In the essay I have to include: a. methodology b. objectives c. summary of research results d. managerial

    asked by Sarah
  220. English

    5. In the following sentence, what is the subject complement? My neighbor is a newspaper reporter. A. Neighbor B. Reporter C. Newspaper D. My

    asked by Nina
  221. Science

    how the volume of air in a tank of compressed air would change if the volume of the tank doubled? My answer was: The volume of the air would increase and it would be more difficult to fit inside of the tank depending on if the tank was filled or not.

    asked by Steven
  222. Math

    It takes a company 4hrs to build 1,300 cell phones. If the company continues working at the same rate, how many hours will it take to bulid 39,000 cell phones?

    asked by Amy
  223. Social Studies

    What was some technology that influence the outcome of the civil war? Please answer fast.

    asked by stephania
  224. history/scocal studies

    which view did thomas jefferson not hold

    asked by bac
  225. science

    what is it called when electrons in the outer shell are available to bond with other atoms?

    asked by kelley
  226. business math

    If the interest rate is 18% per year, why is the total of the interest payments less than 90 dollars?

    asked by Makayla
  227. math

    If 2 is added to half of a number, the result is one more than the original number. What is the original number?

    asked by ehdz
  228. Science

    what do you round to find the mass number of the most common isotope of the element?

    asked by emily
  229. VERTEX,FOCUS AND DIRECTRIX

    Xsquare +3y-9=0. Find The Vertex, Focus, and directrix,

    asked by MAKULI
  230. chemistry

    How many milliliters of water has been dispensed if the initial buret reading was 0.45 mL and the final is 20.33 mL?

    asked by Anonymous
  231. Physics

    A length l, mass M of the rod can freely rotate about the fulcrum O in the vertical plane. A mass of m, velocity v of bullets at a distance within a fulcrum for the incident at the bar, when the maximum deflection angle of the rod 30 ¡ã,find the initial

    asked by Jenny
  232. chemistry

    anyone know how to do this and which choice is correct?thank you so much in advance. Use the Henderson-Hasselbalch equation to calculate the pH of a buffer that is 0.350 M acetic acid and 0.250 M sodium acetate. a.4.89 b.4.47 c.4.59 d.none of the above is

    asked by anna
  233. math

    8:9:18 8 = 184 what's 9 and 18?

    asked by heather
  234. Math

    Luis wants to divide a 3/4 pound box of skittles into small bags. Each of the bags will hold 1/12 pound of skittles. How many bags of skittles can he make?

    asked by Ashley
  235. Math

    Bob is building a house. He has a piece of wood that measures 2 1/3 feet long. He cuts off 3/4 feet, how long is the measure now?

    asked by Lisa
  236. Algebra

    Tom gets paid $2.80 per hour.overtime rate is 1 and half time more.He got $173.60 for 54hours of work.How many hours did he work overtime?

    asked by Ani
  237. Chemistry

    A 10.0 mL sample of supernatant liquid from the system described by equation 1 was titrated with 0.01022 M EDTA solution to an end-point at 16.90 mL. Titration of the blank gave a titre (end-point) at 1.45 mL. Determine the titration volume required to

    asked by Mara
  238. PHYSICS

    A person's body is covered with 1.28 m2 of wool clothing. The thickness of the wool is 2.07 × 10-3 m. The temperature at the outside surface of the wool is 13.8 °C, and the skin temperature is 34.6 °C. How much heat per second does the person lose due

    asked by Anonymous
  239. bvm

    one of the angle of rhombus is 65°. what will b the sum of larger angle and twice the smaller angle of the rhombus?

    asked by deepika
  240. math

    Cassandra entered the following problem into her calculator. 8E8 + 1000 what should the calculators output be?

    asked by elijah
  241. English

    1. Tom, answer the phone. 2. Tom, get the phone. 3. Tom, receive the phone. 4. Tom, have the phone. 5. Tom, take the phone. ============== Are they all the same in meaning? Which ones are commonly used?

    asked by rfvv
  242. Maths

    I have 1000m of fencing to make a paddock, there is a 1km wall in which I can build the paddock onto. I have to find the length or area (I'm not sure what) of a square shaped paddock, a triangle shaped paddock and half a circle. The notes I was given with

    asked by Stephany
  243. Integer Exponents

    1) (6abc^2) / 15a^2 x (2bc / 3a)^-2 = 2) (4x^3 2x^-4) / (5x)^-1 =

    asked by Marie
  244. maths

    three spheres of diameter 2,3 & 4cms formed into a single sphere.Find the diameter of the new sphere assuming that the volume of a sphere is proportional to the cube of diameter.

    asked by parth
  245. Algebra 1

    What is the slope of the line that passes through the points (-2, 5) and (1, 4) a.) -3 b.) -2 c.) -1/3 d.) 1/3 I think it's b, but I feel like it could also be a. Please help? My dyslexia is making this problem super tricky.

    asked by who knows
  246. chemistry

    how many grams of NaCl should be added in 15ml which must have a final concentration of 10mM

    asked by Josh
  247. Chemistry (Check)

    Calculate the DHrxn of C6H12O6 (s) + O2 (g) --> CO2 (g) + H2O (l) with DHf. C6H12O6(s) -1260.04 O2(g) 0 CO2(g) -393.5 H2O(l) -285.840 I balanced the equation: C6H12O6 (s) + 6O2 (g) --> 6CO2 (g) + 6H2O (l) and my work: DHrxn = [12mol(-393.5+(-285.840))] -

    asked by Anonymous
  248. Pre-Algebra

    how would I go about doing this problem? a (division sign) 4.9 = 8.33 Since this equation has a division sign...how would I solve it? Can I still do the original subtract and add method?...

    asked by SlightlyConfused:/
  249. Hasu

    What is limiting process?

    asked by Jaystar
  250. Business

    The following Trial Balance was taken from the ledger of F. Jackline, a sole trader, on 31st December 2002 Kshs Kshs Capital 40,000 Purchases 26,154 Sales 36,246 Salaries 4,814 Stock 4,307 Insurance 820 Rent 965 Buildings 25,000 Furniture 14,500 Debtors

    asked by Mesh
  251. Math

    The owners of the clinic invested $400,000. What is the return on investment? Is it adequate

    asked by Regina
  252. Chemistry

    Fuel values, reported in units of KJ/g, are useful in comparing the efficiency of various energy sources on a mass basis. Determine the fuel value of the glucose and the tristearin. Which one, carbohydrates or fats, have the highest fuel value (and hence

    asked by Anonymous
  253. Physics

    Imagine a horizontal spring with an elastic constant of 26.5 N/m, held in place just above an air table. If a 2.00 kg mass traveling at 1.50 m/s slams axially into the end of the spring, by how much will it be compressed in bringing the mass to rest?

    asked by Eric
  254. math

    how much flour will be needed to make 3 pies if using 1 3/4 cups of flour? i need two ways of solving this question please

    asked by christina
  255. math

    a metallic sheet is of rectangular shape with dimensions 28m×36m from each of its corners a square is cut off so as to make an open box the volume of the box is Xm^3 , whenthe length of the square is 8m the value of X is?

    asked by diya
  256. Pre-Algebra(please help ASAP!!!!!)

    how would I go about doing this problem? a (division sign) 4.9 = 8.33 Since this equation has a division sign...how would I solve it? Can I still do the original subtract and add method?...

    asked by SlightlyConfused:/
  257. science

    how the volume of air in a tank of compressed air would change if the volume of the tank doubled?

    asked by John Doswell
  258. math

    Given that 2

    asked by Josh
  259. chemistry

    Calculate the ionic strength of a solution that contains 1.45g Na3PO4 in 0.500L of solution.

    asked by tithi
  260. Geometry

    The area of a rectangle is 2160 square units and the diagonal is 78 units long. What are the length and width of the rectangle? I know the width and length are 30 and 72, but I am having trouble with the actual work.

    asked by Lib
  261. Math

    Tony is 2/3 as old as Pete; the difference in their age is 4 years. How old is Pete?

    asked by Saira
  262. Physics

    Starting with an initial speed of 3.86 m/s at a height of 0.480 m, a 1.78-kg ball swings downward and strikes a 4.75-kg ball that is at rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 1.78-kg

    asked by Hannah
  263. science

    how do i write a hypothesis for non truebreeding plants, i am in 7th grade

    asked by suzy
  264. AP Lang

    If they give you a ruled paper, write the other way. What kindof figurative language is being used and what type of sentence is this

    asked by Stephanie
  265. Polynomial

    Find all real zeros for each equation. 1. f(x)=x^3-3x^2-4x 2. f(x)= x^6-x^2 3. f(x)=x^3+3x^2-16x-48 4. f(x)=9x^4-37x^2+4

    asked by Pre-Calc
  266. maths

    how many panels do I need to enclose a pool area if it was 12 meters long and 6 meters wide and if the panels where 2 meters long each

    asked by Anonymous
  267. MATH

    Determine the slope of the graph of the linear function that passes through the given pair of point: 1.(4,5),(-3,6) 2.(12,8),(7,6) 3.(3,5),(-3,9) 4.(8,1),(-3,-1) 5.(15,5),(-20,16)

    asked by Camz
  268. physics

    a 50kg box on a ramp needs to be lifted 3m using a force of 100N. What tpe of pulley system could do the work? What type of lever system?

    asked by A
  269. science

    What is the molecular formula of Ethanoic acid?

    asked by tshegofatso
  270. Social Studies

    who was the general of the union forces

    asked by Lauren
  271. reading

    please unscramble sdettaietnsu

    asked by devan
  272. math

    Brandon bought a computer monitor that cost $150. He had to pay 6% tax. How much did Brandon pay in tax?

    asked by emily
  273. Math

    On Monday morning, Rosie naps for 3/5 hour. In the afternoon for 5/6 hour. How long does he sleep in all?

    asked by Rose
  274. Physics

    A block is on the end of a massless cable that is tied to a frictionless wheel (uniform disk) as shown in the figure at right. The wheel has a radius of 0.4 m. The system is initially at rest. If the block moves downward, with a constant acceleration, a

    asked by Jack