Questions Asked on
March 18, 2016

  1. chemestry

    if we did this experiment in a refrigerator (4 C) would you expect that the volume of collected gas be greater than or less than the volume of gas you collected today at room temperature?

    asked by Anonymous
  2. chemistry

    if we did this experiment in a refrigerator (4 C) would you expect that the volume of collected gas be greater than or less than the volume of gas you collected today at room temperature?

    asked by Anonymous
  3. Writing

    What does it mean "writing as activism"? -Thanks,

    asked by Suhna
  4. math

    How can you draw to show 42

    asked by shenique
  5. Physics HW Plz help

    Why can't most objects like an apple travel at speeds above the speed of light?

    asked by Student Lexi
  6. Chemestry

    What is the volume of 454 grams of Ferrous sulphate heptahydrate?

    asked by Will
  7. maths

    To fill a swimming pool two pipes are to be used.If the pipe of larger diameter I'd used for 4 hours and the pipe of smaller diameter for 9 hours only half the pool can be filled .Find ,how long it would take for each pipe to fill the tank separately, if

    asked by Harshita
  8. integration i need

    integration i need help integrate:(1-e^x)^5/e^4x..plz show full working

    asked by collins
  9. another integral...help

    integrate:xtan^-1/(1+x^2)^2....working plz

    asked by collins
  10. Writing

    In English class, we had a guest speaker who did a presentation. I have to do a response assignment based on that event. But, in this case, what kind of writing am I supposed to do? that's often my an obstacle to me. Any help, I'll really appreciate it.

    asked by Suhna
  11. math

    If Building A had 8 more storeys than Building B, it would have 2 more than half a building with 46 storeys. How many storeys are there in Building B

    asked by anna
  12. Math

    (4,57)(3,20)(2,1)(5,?) What is the missing number?

    asked by Nan
  13. physics

    a person, with his ears to the ground, seconds a huge stone strike the concrete pavement. a moment later two sounds are heard from the impact, one travels in the air and other in the concrete, and they are 0.80 seconds apart. How far away the impact occur?

    asked by Anonymous
  14. Maths

    Solve the following equations for 0《X《360 A) tan^2x + 3 tax -4 = 0 B) 2sin^2x - sinx-1 = 0 Please help Thankyou

    asked by Anonymous
  15. ELA

    This presentation should consist of 5 Gerund sentences (subject, subject complement, direct object, indirect object, and object of the preposition) 2 participles - (1 with an auxiliary verb and 1 as an adjective) 4 infinitives (subject, direct object,

    asked by Fred
  16. surface area and volume

    how many soils needs to be dug out in order to dig a well of depth 7 m and radius 2m?

    asked by sirisha
  17. Maths

    Solve the following equations for -180《 x《 180 A) 4+4cosx=sin^2x B) 2sin=5cosx Thankyou

    asked by Anonymous
  18. Physics

    How much work is required to bring a 1000 kg racing car traveling at a speed of 60 km/hr to rest?

    asked by Reed
  19. Physics

    A 3200 lb car traveling at 30 mi/hr speeds up to 60 mi/hr. How much useful work was supplied by the engine?

    asked by Reed
  20. Physics

    Suppose the 480 lb pile driver that drops 20 ft drives the pile 2 in. every time it strikes the pile. What is the average resisting force of the ground where the pile is driven?

    asked by Reed
  21. mathematics-evaluation

    evaluate e^3 to the fifth series

    asked by p1
  22. mathematics-state of rules

    . Given cos^2x+sin^2x=1 state it Osborne rule

    asked by p1
  23. Physics

    A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. A). In a hard board, the bullet penetrates 3.0 cm and comes to a stop. What is the average force exerted on the bullet by the board? B). For a soft board, the bullet goes

    asked by Reed
  24. Pre algebra

    The perimeter of a rectangle is 10 m. Twice the width is equal to one- half the length. Find the length and the width.

    asked by Anonymous
  25. Math

    In three more years, Miguel's grandfather will be six times as old as Miguel was. Last year, when Miguel's present age is added to his grandfather's present age the total is 68. How old is Miguel and his grandfather now? Miguel = 11 and his grandfather =

    asked by Anonymous
  26. chemistry

    A radioactive isotope of radium (Ra-226) has a half-live of 1620 years. How much of this isotope remains after three (3) half-lives? A. 1/2 B. 1/4 C. 1/8 D. None would this be C? please explain, thank you!

    asked by louren
  27. Math

    What is the probability of selecting a red card from a standard deck of 52 playing cardships that does not contain a joker?

    asked by Anonymous
  28. Physics

    A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. For a soft board, the bullet goes through the board and emerges with a speed of 50 m/s. What was the average force exerted on the bullet by the board? Answer= 27344 N Show

    asked by Bob
  29. Physics

    Suppose the 480 lbs pile driver that drops 20 ft drives the pile 2.0 in. every time it strikes the pile. What is the average resisting force of the ground where the pile is driven? Answer: 57,600 lbs Show Work

    asked by Bob
  30. chemistry

    What number is missing from this nuclear equation? ? 13Al + 1 0n --> 28 13Al A. 28 B. 41 C. 29 D. 27 would this be D? please explain, thank you!

    asked by louren
  31. Math

    How many times should you expect to roll a 5 on a number cube if you roll the cube 4,000 times?

    asked by Anonymous
  32. chemistry

    Which of the following is NOT true about a nuclear power plant? A. They can explode like a nuclear bomb. B. They produce radioactive waste that must be safely stored for many years. C. They produce fewer carbon emissions than a coal-fired power plant. D.

    asked by louren
  33. Math

    Find two numbers whose sum is -64, if twice the first is 1 more than the second

    asked by Anonymous
  34. Math

    A spinner is divided into 12 equal sections where 5 of the sections are red, 3 are blue, 2 are orange, and 2 are green. What are the frequencies of each color if you spend the spinner 60 times? I know I asked this question before but I wanted to check if

    asked by Anonymous
  35. English (HELP)

    Is this grammatically correct? I mean, it is alright for me to write who "one of them" is in an entirely new sentence? Is it considered a sentence fragment and therefore grammatically incorrect? "By one look of his now unnaturally light pupils, she could

    asked by Victoria
  36. Physics

    A 25 g bullet with a muzzle velocity of 300 m/s is fired into a board 4.0 cm thick. For a soft board, the bullet goes through the board and emerges with a speed of 50 m/s. What was the average force exerted on the bullet by the board? Answer= 27344 N Show

    asked by Andy
  37. Chemistry

    how much solid KNO3 will crystallize and a saturated solution of KNO3;if the solution is cooled from 65 degrees Celsius to 45 degrees Celsius.

    asked by Rachel
  38. chem 3

    80 ml of 1.0M ch3 cooh(aq), are titrated with 2.0M KOH(aq) in the rreaction Ch3cooh(s)+ KOH(aq)reacts with kch3coo(aq)+ H2O what is the volume of potassium hydroxide was used to reach the end point of titration

    asked by youssouf
  39. Math

    Shaahikala needs Rs.7000 after 15 weeks to send her daughter to school. She saved Rs.150 in the 1st week and raises by Rs.50 every succeeding week. Find whether she will be able to send her to school after 15 weeks? What value is created by the above

    asked by Megha
  40. Physics

    A 40.0 ohm resistor, 20.0 ohm resistor, and a 10.0 ohm resistor are connected in series across a 220-V supply. Which resistor is the warmest? a. 40.0 ohm b. 20.0 ohm c. 10.0 ohm d. they are all the same

    asked by Joe
  41. physics

    what is the heat capacity of a gold ring that has a mass of 7.00g

    asked by bob
  42. Physics

    A device that can alter the resistance in a circuit is known as a: a. switch b. potentiometer c. circuit breaker d. ammeter

    asked by John
  43. trig

    a building 60 feet high. from a distance at point A on the ground, the angle of elevation to the top of the building is 40 degree. from a little nearer at point B, the angle of elevation to the top of the building is 70 degree. What's the distance between

    asked by Anonymous
  44. Physics

    Suppose the 480 lbs pile driver that drops 20 ft drives the pile 2.0 in. every time it strikes the pile. What is the average resisting force of the ground where the pile is driven? Answer: 57,600 lbs Show Work

    asked by PAT
  45. geography

    A rectangular box with dimensions 2cm x 3cm x 5cm

    asked by Jamara Williams
  46. Chemistry

    K2co3.xh2o weighted in 10,5 gramms reacted with chloride acid till there are no more k2co3.xh20 . Co2 was volumed 1.12 litres (0 celsius, 1 atmosphere). Determine how the number of x is!

    asked by Axl
  47. ELA

    Which one of the following words has a negative connotation? (A)Middle? (B)Billows (C)Spoil (D)Done...........

    asked by Satoko
  48. math

    23 + 5 × 10 ÷ 2 – 33 + (11 – 8)

    asked by Anonymous
  49. Geometry (check)

    A model is made of a car. The car is 3 meters long and the model is 3 centimeters long. What is the ratio of the length of the car to the length of the model? A. 3 : 3 B. 1 : 100 C. 1 : 3 D. 100 : 1*** Deal or No Deal?

    asked by Carpe_Diem
  50. AP Calculus AB

    2. For an object whose velocity in ft/sec is given by v(t) = -t^2 + 6, what is its displacement, in feet, on the interval t = 0 to t = 3 secs? 3. Find the velocity, v(t), for an object moving along the x-axis if the acceleration, a(t), is a(t) = cos(t) -

    asked by Vikram
  51. History

    The mountain ranges on Southeast Asia’s mainland shaped the history of the region because the mountains. A. separated the mainland from the rest of Asia and isolated early societies. B. created a climate that was favorable for growing spices. C. blocked

    asked by jjiiddss
  52. Data management check

    A fabric store has 44 bolts of fabric on its clearance table. Of these bolts 28 are broadcloth, 17 floral prints, 22 have a blue background, 12 floral prints on broadcloth, 10 arare broadcloth with a blue background, and 5 are floral prints with blue

    asked by Rose
  53. Phys 2425

    Each of two long straight parallel wires separated by a distance of 24.0 cm carries a current of 5.00 A in the same direction. What is the magnitude of the resulting magnetic field at a point that is 14.0 cm from each wire? I have tried (U0I/2pir)2 as well

    asked by A
  54. Language Arts

    A "likely place" (p. 130) is a place that is promising** inhabited wonderful easy I'm not sure!!! please help me!!

    asked by meee
  55. science

    Briefly describe how you would prepare 500cm of 1mole of NaCl solution in the laboratory.(Na-23,Cl-35.5)

    asked by Precious Appiah
  56. math

    what is greatest common factor for 3 and 4?

    asked by Drew
  57. physics

    if the distance between two bodies is increased by 25% then % change in the gravitational force is

    asked by sana
  58. Science

    is there a chart available that show the vapor pressure of Isopropyl alcohol and water solutions at 68 degrees F ?

    asked by Daniel
  59. Health

    Women are at risk of developing alcohol dependence if they consume more than _______ drinks per week and ________ drinks on any single day. A. 7; 3 B. 5; 2 C. 10; 3 D. 4; 2 A?

    asked by Martin1162
  60. English

    In the following lines, Juliet is speaking of her tears, as if they have feelings: "The tears have got small victory by that:/For it was bad enough before their spite." Identify the type of figurative language that is being used. A: Simile B: Metaphor C:

    asked by Marylyn
  61. Math

    A new theme park will have five roller coasters, six water rides and eight suspension rides. How many different combinations of rides could you try at this park.

    asked by Rose
  62. Health

    Mutual-help groups are popular such as, Alcoholics Anonymous because people can attend MHGs as frequently and for as long as they want ________. A. Without insurance B. Without divulging personal information C. Without being locked into a specific day and

    asked by Martin1162
  63. Phys 2425

    Two parallel wires, separated by the distance of 2 cm, carry the currents I1 = 1 A and I2 = 2 A in the same direction. How far from the wire carrying the current I1 is the magnetic field zero? I am wondering if the answer might be that it can never equal

    asked by A
  64. Social Studies

    How did the three phases of industrialization affect the growth of cities? Please help ASAP! I am a traveling athlete and I am going out of town in about an hour. If I don't answer this question I wont pass my test.

    asked by Rayven M.
  65. Health

    How is family therapy a treatment option? A. Analyzes risk behaviors and aims to improve relationship factors, and learning to solve problems that might lead to drinking. B. Offers strategies to help patients better understand the factors and situations

    asked by Martin1162
  66. Word Equations

    Yochanan walked from home to the bus stop at an average speed of 5km/h. He immediately got on his school bus and traveled at an average speed of 60km/h until he got to school. The distance from his home to school is 35 kilometers, and the entire trip took

    asked by Ta'Shanna
  67. Science Please Check

    Please Check 1. How does nanotechnology help engineers make products for the future? a. By changing a materials atomic structure, it can be made from elements that are easier to obtain.*** b. By changing a material's atomic structure, its physical

    asked by Blair
  68. math

    find the area of the trapezoid A.95 units2 B.190 units2 C.150 units2 D.300 units2

    asked by Xxcody~kunxX
  69. Health

    What is cognitive-behavioral therapy? A. Uses family therapy principles to improve a person’s health-risk behaviors B. Offers strategies to help patients better understand the factors and situations that precede alcohol and other drug use as well as the

    asked by Martin1162
  70. Chemistry

    The specific heat of aluminum is 0.900*j/g*C How much heat is required to raise the temperature of a 30.0 g block of aluminum from to 25.0 oC to 75 oC?

    asked by Ashley
  71. Maths

    Alhaji Amed is to invest 100,000 naira in a bank in a period of four years at a simple interest rate of 10%. What is the interest element at the end of the period.

    asked by Onwunali
  72. physics

    In preparing to shoot an arrow, an archer pulls a bowstring back 0.49 m by exerting a force that increases uniformly from 0 to 277 N. What is the equivalent spring constant of the bow?

    asked by Lindsey
  73. MAth

    A fence measures 15 yards in length. Each bundle of flowers measures 6 inches in length. How many flowers can you fit along your fence?

    asked by Anonymous
  74. Math/Precal

    Given sinA=3/5 and cosA=5/13, find sin2x

    asked by Angel
  75. Math

    A hospital was out of juice at the end of September. They bought 200 cases on October 1 at $10/each and 200 more cases on November 1 at $12. There were 100 cases left at the end of October. What is the total of the first scare expensed on November 2nd?

    asked by Alex
  76. Language arts

    In which sentence does the prepositional phrase act as an adjective? A. In the morning, we rested in bed. B. We bought cookies in the red package? C. During the day, Peter played with the cat D. My sister is good at dancing? Is it C? Thank you

    asked by Barny
  77. Math

    one less than a positive number times three more than that number is 32. Find the number

    asked by Jony
  78. Chemistry

    Given the balanced equation: H2 + Cl2 2 HCl , how many moles of HCl will be produced if 18.4 g H2 reacts with 127 g Cl2?

    asked by Faith
  79. chemistry

    A chemist mixes 96.8 g of ammonia, NH3, with 188 L of O2 at STP. How many grams of NO will be produced? The balanced equation for this reaction is: 4NH3 +5O2 = 4NO + 6H2O

    asked by Faith
  80. Geometry

    a flag pole is 25 ft high. your line of sight is 5 ft from the ground. the angle of elevation is 23 degrees, how far away from the base of the flag pole are you?

    asked by Chloe
  81. Math

    What is the surface area of a rectangular prism with l = 14 in., w = 12 in., and h = 4 in.? * Show your work and solution below. I don't know how to solve this please help ASAP!

    asked by Aaliyah M
  82. Math

    a parallelogram has a height of 5 cm and a base of 10cm. what happens to the area if the parallelograms measurements double to a height of 10cm and a base of 20cm? A. the area doubles.

    asked by keykat
  83. Social Studies help

    1. In 1999, Canada's Inuits became •us citizens •industrialized •self governing •extinct

    asked by MADZ
  84. Physics

    A rocket which is 700000kg(given that the rocket never loses mass) working with 10.000.000 Newton, how much is the acceleration? basic question, but i was wondering about the gravitation how would you calculate this.

    asked by Steinar
  85. 1st grade math

    Hi, my son Jackson needs a lot of help on addition facts. Is there some kind of way we can get my son to work on his addition facts? He's 6 years old. Any worksheets or practice problems you can loan me? Thanks! -Quianna B.

    asked by Quianna B
  86. Social Studies

    Discuss the significance that segregation, voting rights, and education had on African American life in the South during the late 19th and 20th centuries. Is there any way I can get information for this or help Thank you

    asked by Anastasia
  87. Chemistry

    How do you write out and finish the equation when:1: iron(lll) reacts with calcium metal: 2: Magnesium sulfide reacts with calcium phosphate

    asked by Unknown
  88. MATH

    1. Which number is a irrational number? A. 0.12 B. 0.1257486... C. 0.12121212... D. 0.111111... 2. Which number is an irrational number? A. 121/ B. 150/ C. 400/ D. 1,000,000/ 3. Which number is a perfect square? A. 32 B. 144 C. 1,000 D. 36,000 4. Sam

    asked by HELP!
  89. MATHS

    While selling 15 copies, a man gains the cost price of 5 copies. Find his profit percent.?

    asked by Clive
  90. Math HELP

    4. what are the value of the function y=3x -4 for x=0,1,2, and 3? A. -4,-1,2,5•• B. 0,3,6,9 C. -4,2,5,8 D. 0,1,5,9 Correct my answer

    asked by Tanner fox
  91. Math ASAP

    1. What is the length of the diagonal for the rectangular prism with L=8cm W=3cm H=7cm to the nearest whole unit? 10 cm 11 cm

    asked by Anonymous
  92. Geometry 5 questions

    What is the image of point P (-2, 3, 5) after a reflection about the xy-plane? a. P' (-2, -3, 5) b. P' (2, 3, 5) c. P' (2, -3, -5) d. P' (-2, 3, -5) #2: What is the image point R (4, -1, -3) under the translation T (x, y, z) → T' (x - 2, y + 1, z - 4)?

    asked by Geometry Help!
  93. Science

    Please Check! 1. How does nanotechnology help engineers make products for the future? a. By changing a materials atomic structure, it can be made from elements that are easier to obtain.*** b. By changing a material's atomic structure, its physical

    asked by SpitFireRedHead
  94. sgfrsargehw

    . A car traveling at 25 mi/h accelerates to 48 mi/h over the first 5 seconds. It maintains that speed for the next 5 seconds, and then slows to a stop during the next 5 seconds

    asked by BLOBBY
  95. Public Speaking

    Transmission of messages in a communication is: A. a one-way street. B. a two-way street. C. only through a medium.**** D. any which way.

    asked by Carpe_Diem
  96. Math

    Find the perimeter of the rectangle with length 9 inches and width 7 inches? 32 in. 16 in. 63 in. (MY ANSWER) 64 in.

    asked by LOVE
  97. Algebra 2

    Simplify the sum. (w2 + 2w – 24 + ) / (w2 + w – 30) (All the other help I can find they add +8w and -5w) please help.

    asked by Sandra
  98. Health

    Stress is a normal part of life. A. The above statement is false B. The above statement is never true C. The above statement is true D. None of the above I think its C.

    asked by Anonymous
  99. statistics

    Suppose that you are in a class of 28 students and it is assumed that approximately 8% of the population is left-handed. (Give your answers correct to three decimal place. Compute the probability that exactly five students are left-handed

    asked by Kyra
  100. math

    A trapezoid has an area of 96 square inches. It has a night of 12 inches and one of its bases is 6 inches. Determine the length of its other base

    asked by monique
  101. Math

    A glass box shaped like a rectangular prism has width of 7 in., length 9 in., and height 12 in. . It is being shipped in a bigger box with width 10 inches, length 10 inches, and height 15 inches. The space between the box and the shipping box will be

    asked by A girl with problems.
  102. math

    a rectangular swimming pool measures 16 meters by 8 and 1/4 meters.what is the area of the swimming pool

    asked by Nunny
  103. Geometry

    If a/4 = b/7, what is the value of a/b? Can somebody guide me through a step by step please? I know it's cross multiplication, I just want to make sure I know what I'm doing since I'm a little confused with this one.

    asked by SkatingDJ
  104. chemistry

    Consider an isomeric mixture of alkenes of molar mass M=70g/mol. Determine the molecular formula of the alkenes.

    asked by vicky
  105. english

    “That person must belong to a gang; just look how he dresses”. How often have we heard somebody mention these things, yet, how often have we said something similar? how shall i start my opening i don't think this is good

    asked by helppppp
  106. Research and Design

    What changes did the Census Bureau make to the conceptualization and operationalization of race in the 2000 census?

    asked by Pamela
  107. english

    name three t.v heroes and why the are on your list

    asked by Anonymous
  108. Math/Precal

    How do i get left side to equal right side? (1-tanx)/(1-cotx) = -tanx

    asked by Manuel
  109. chemistry

    Rationalize how the addition of the silver nitrate to the Fe/SCN equilibrium system had an effect even though neither Ag nor NO3 appears in the equation shown in the text. Equation in text is FE3+ + SCN- [FeSCN]2+. I know that AgSCN is formed and

    asked by matt
  110. Math/precal

    Determine the exact value of tan(38pi/12) or tan(19pi/6)

    asked by Cabby
  111. Math

    at the end of 1999 you bought shares in a company for 100 euro. During 2000 the shares increase in value by 10%. During the 2001 the shares decreased in value by 10%. how much were the shares at the end of 2001?

    asked by Jacob
  112. Science

    Two teams are pulling on a rope. Team 1 pulls with a force of 124 newtons, while team 2 pulls with a force of 110 Newton in the opposite direction which of the following correctly describes the motion that will result A. Team 1 will move, team 2 will not

    asked by Tonya
  113. math

    Draw a line with 3 distinct pints on it. Label each with a different letter. How many different rays can you name using only the three given points? a)8 b)6 c)4* d)2 I'm guessing 4 but idk if it's two... can someone please explain?

    asked by SWIRLY
  114. Math

    I need help with this burrowing money questions. # 1: Zara received a credit card statement that has a new balance of $987.65 & a minimum payment of $43.21. The annual percent rate is 15% compounded daily and charged on the unpaid balance. Zara makes only

    asked by Derek
  115. Math

    Four people want to cross a bridge. They all begin on the same side. It’s night time and they only have one flash light with them. At most two people can cross the bridge at the same time, and any party who crosses, either one or two people must have a

    asked by Tiffany
  116. 7th Grade Science

    Hi, I really need help with this. I'm supposed to find information about biodiversity and fishing or housing and answer these two questions: "What challenges does [your topic] pose to biodiversity? What do you think should be done and why?" The websites my

    asked by Music Lover 14
  117. Math (Grade 12)

    Question 1: Robby wants a secured loan to start his own business. Robby will use his house as collateral. The bank will loan Robby 56.4% of his house's equity. Robby's house is worth $367 685. He owes $108 653 on it. What is the equity in Robby's house?

    asked by Miranda
  118. Math

    A hospital was out of juice at the end of September. They bought 200 cases on October 1 at $10/each and 200 more cases on November 1 at $12. There were 100 cases left at the end of October. What is the total of the first case expensed on November 2nd?

    asked by Alex
  119. History

    Describe the effect of Westerners on the Chinese economy and society.

    asked by Breanna L.
  120. Math

    In the expansion of (ax +by)^8, the first three terms are 256x^8, 6144x^7y and 64512x^6y^2. Find the values of a and b

    asked by Rose
  121. Nuclear

    Per GWe-year, a 3700 MWt Sodium Fast Reactor produces 558 kg and consumes 789 kg of fissile plutonium in the core while producing 455 kg and consumes 34 kg of fissile plutonium in the reflector (breeding blanket). Assume 200 MeV per fission and a

    asked by Adam
  122. Geometry

    #1: A ball has a radius of 1 foot. What is the surface area of the ball? A. 2 pi ft^2 B. 4 pi ft^2 C. 6 pi ft^2 D. 8 pi ft^2 #2: What is the approximate surface area of the sphere if the sphere has a measurement of 27 cm? A. 247,000 cm^2 B. 9,160 cm^2 C.

    asked by William M
  123. History help

    Describe the effect of the Westerners on the Chinese economy and society.

    asked by Breanna L.
  124. math help

    Question 1: Robby wants a secured loan to start his own business. Robby will use his house as collateral. The bank will loan Robby 56.4% of his house's equity. Robby's house is worth $367 685. He owes $108 653 on it. What is the equity in Robby's house?

    asked by Miranda
  125. english

    Most people find stereotypes to be unpleasant including, myself, especially when they have to do with sensitive subjects like gender or race. Personally I consider Stereotyping is a generalization about a group or category of people that can have a

    asked by help
  126. math help pls pls

    Analyze the following statement. Brandon puts his water in the refrigerator so it will stay cold. Is the statement an example of correlation or causation? A. Correlation because there aren't enough observable trials B. Causation because a refrigerator

    asked by Oscar
  127. math help pls pls pls

    A company is deciding whether or not to hire a new worker. The company must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 8x + 25, where x is hours. What is the

    asked by Oscar
  128. Help ASAP

    I'm having trouble with the surface area of the sphere. Like, here's a question I'm having trouble solving: What is the approximate surface area of the sphere if it is 7 centimeters? a. 615 cm^2 b. 539 cm^2 c. 154 cm^2 d. 84 cm^2 Please show all work and

    asked by W. Miller
  129. Chemistry

    How do i figure out if 2NO2 -> N2O4 is a redox reaction

    asked by Cabby
  130. Physics

    Given m=2.0kg h=2cm

    asked by AME
  131. Surface Area and Volume

    Hi I am confused on how to get the correct answer. The question states: What is the surface area of the sphere if the radius is 16 cm? Please show your work. Thank you!

    asked by Tyler P.
  132. Geo

    Hi I need some major help on surface area and volume. Do you think you can provide some examples for me to solve out? I don't get any of the formulas or how to get the correct answers. I'm struggling in Geometry this year I'm in K12 (homeschooled) and I

    asked by Aaden Caldwell
  133. Chemistry

    Is it possible to make a buffer with a strong acid and a strong base? So I know a buffer consists of a weak acid and its conjugate base or a weak base and its conjugate acid. And I believe it is possible to make a buffer with a strong acid and weak base or

    asked by Anonymous
  134. Chemistry

    Is it possible to make a buffer with a strong acid and a strong base? So I know a buffer consists of a weak acid and its conjugate base or a weak base and its conjugate acid. And I believe it is possible to make a buffer with a strong acid and weak base or

    asked by Anonymous
  135. English

    Laughing and giggling throughout most of the story, the students weren’t just engaged—they were also amused. How can I fix that sentence? Or is it ok?

    asked by Larry
  136. Quick Geo Question! :-)

    Using Cavalieri's Principle, determine which of these prisms does not have the same volume as the others? a. dimensions 10 cm, 6 cm, 4 cm, 8 cm b. dimensions 6 cm, 8 cm, 8 cm c. dimensions 4 cm, 8 cm, 12 cm d. dimensions 8 cm, 3 cm 9 cm I got for a. 1,920,

    asked by Aaden Caldwell
  137. english help please!!

    What do you provide in the body of your essay? supporting evidence concluding thoughts central ideas thesis details is it a

    asked by Oscar
  138. Language Arts

    1. Why does Scrooge object people enjoying Christmas? A. he is sad at Christmas because Marley died on Christmas Eve B. He actually likes Christmas and only pretends to dislike it. C. He believes poor people should be unhappy, even at Christmas. D. He

    asked by Carrie
  139. Geo

    What is the altitude of this cylinder: B ==> C? A. line BC B. segment BC C. ray BC D. Point BC MY ANSWER: A. Line BC What is the total surface area of this cylinder? Radius = 8 cm Height = 16 cm A. 128 pi cm^2 B. 256 pi cm^2 C. 384 pi cm^2 D. 1024 pi cm^2

    asked by Aaden Caldwell
  140. math help pls pls pls

    The local ice cream shop is deciding whether or not to hire a new worker. The shop must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 10x + 30, where x is hours.

    asked by Oscar
  141. Mrs. Sue

    What is the altitude of this cylinder: B ==> C? A. line BC B. segment BC C. ray BC D. Point BC MY ANSWER: A. Line BC What is the total surface area of this cylinder? Radius = 8 cm Height = 16 cm A. 128 pi cm^2 B. 256 pi cm^2 C. 384 pi cm^2 D. 1024 pi cm^2

    asked by Aaden Caldwell
  142. chemistry

    calculate the molarity of solution cacl2 . if on the chemical analysis . it is found that 200 ml of solution contains 3 into 10 raise the power 22 cl- ions

    asked by muskan
  143. English

    1.I'm worried about my looks. I want to become more handsome. What should I do? - Why don't you have cosmetic surgery? 2. I'm worried about my height. I am short. I want to become taller. What should I do? - Why don't you jump rope every day? 3. I'm

    asked by rfvv
  144. Precal/Math

    How do i get the left side to equal the right hand side? (Cosx)/(1+sinx) + (cosx)/1-sinx = 2secx

    asked by Mandy
  145. Math/Precal

    How do i find the exact value for (Cos 5pi/16)(Cos pi/16) + (sin 5pi/16)(sin pi/16)

    asked by Cherry
  146. Social Studies

    discuss four significant events that occurred during Georgia following words to present-day how did these events shape the state positively or negatively? Can you give me a outline to start off with because I don't really understand what they really are

    asked by Anastasia
  147. Calculus (Line Integral)

    Let c be a curve w/parameterization r(t). show that the line integral of T dr equals the length of the curve where T is the unit tangent.

    asked by Marie
  148. integral calculus

    find the volume of the solid generated by revolving the area by the given curves about the indicated axis of revolution y^2=4ax,x=a;about the y-axis

    asked by Anonymous
  149. integral calculus

    find the volume of the solid generated by revolving the area by the given curves about the indicated axis of revolution y^2=4ax,x=a;about the y-axis.

    asked by Anonymous
  150. English

    Why can learning be bad?

    asked by Boberto
  151. English

    1. Listen again and check on T if the sentences match with the dialogue. Check on F if they don't match. 2. Listen again and check T if the sentences match the dialogue. Check F if they don't match. ----------------- Which one is correct? Do we have to use

    asked by rfvv
  152. English

    1. Check V on the item which Tom is happy with. 2. Check a V on the item which Tom is happy with. 3. Check on the item which Tom is satisfied with. 4. Check the box of the item which Tom is dissatisfied with. --------------- Are they grammatical? Correct

    asked by rfvv
  153. English

    1. You should pay attention to me. 2. You should draw attention from the audience. 3. You should get attention from the classmates. ------------------- Are they all grammatical? Do we have to use only 'to' in Sentence 1? Do we have to use 'from' in

    asked by rfvv