Questions Asked on
March 29, 2018

  1. Math

    Write an expression to represent: Eight more than the product of two and a number xxx.

    asked by JAmal
  2. Physics

    A car travelling at 72km/h decelerates uniformly at 2m/s^2.Calculate(a)the distance it goes before it stops , (b)the time it takes to stop and (c)the distance it travels during the first and third seconds.

    asked by Vini
  3. AP Physics

    You're driving down the highway late one night at 18 m/s when a deer steps onto the road 42 m in front of you. Your reaction time before stepping on the brakes is 0.50 s , and the maximum deceleration of your car is 10 m/s2 . A.)How much distance is

    asked by Julia
  4. math 11

    How much alfalfa should be added to 60L of ostrich pellets to create a mix that is 32% alfalfa by volume? I have no idea how to start this question. If I let x be the alfalfa and x+60 = 32 be the mix

    asked by sam
  5. math HELP!!!!!!!!!!

    A rectangular prism has the following dimensions. length: 8 cm width: 13 cm height: 10.5 cm If all the dimensions of the prism are doubled, what will be its new surface area? 1,298 cm2 4,192 cm2 2,596 cm2 4,368 cm2

    asked by Kadence
  6. chemistry

    When 3,3-dimethyl-2-butanone is reduced, the product is a. 3,3-dimethyl-2-butanene b. 3,3-dimethyl-2-butana c.3,3-dimethyl-2-butanol d. 3,3-dimethyl-2-butananoic acid

    asked by kelly
  7. MATH *halp*

    Create two different real-world scenarios—one in which you would use permutations and one in which you would use combinations: Include specific details and an explanation about what makes each situation either a combination or permutation. Provide sample

    asked by Kitty Kat *^*
  8. MATh

    Prove by mathematical induction that 1+3+5+7+......+(2n-1)=n²

    asked by Simon
  9. Science

    Which of the following is not a property of a metal? Luster Malleability Permeability Ductility

    asked by T
  10. Science

    How do the products and reactants of a chemical change compare? The mass of the products is greater than the mass of the reactants because energy is absorbed by the reaction. The mass of the products equals the mass of the reactants because energy is not

    asked by T
  11. Pre-Calculus

    Find all of the fifth roots of 32i?

    asked by Joshua
  12. Math

    Explain why domain restrictions for inverse trigonometric functions are necessary? I’m having trouble understanding this topic could anyone explain? My teacher makes no sense :/

    asked by Benny
  13. math HELP!!!!!!!!!!

    If all the dimensions of a cube are increased by 5 units, how will the surface area change? increase by a factor of 5 increase by a factor of 10 increase by a factor of 25 increase by a factor of 50

    asked by Kadence
  14. Science

    If a neutral atom has a mass of 12 amu and an atomic number of 5, what is the number of protons, neutrons, and electrons in the atom?

    asked by T
  15. Material science

    Gaseous hydrogen at a constant pressure of 0.658 MPa is to flow within the inside of a thin-walled cylindrical tube of nickel that has a radius of 0.125 m. The temperature of the tube is to be 350°C and the pressure of hydrogen outside of the tube will be

    asked by jan michael vincent
  16. geometry

    The radius of a circle is 10. Using π, which equation expresses the ratio of the circumference of the circle to the circle's diameter? please help me

    asked by help please??
  17. Math

    To play a game you spin a spinner like the one shown. You win if the arrow lands in one of the areas marked "WIN". Lee played this game many times and recorded her results. She won 8 times and lost 40 times. Use Lee's data to explain how to find the

    asked by Patrick
  18. algebra 2

    Logs are stacked 7 rows high. The top row has 15 logs, the second row has 18 logs, and the third row has 21 logs. This pattern continues similarly. What is the total number of logs in the stack?

    asked by Leo
  19. Science~Energy

    which of the following is not a renewable resource? oil petroleum* corn gasoline

    asked by Mr. Skill's101.4
  20. Social Studies

    What was the effect of entertainment and sports on Georgia and its economy? a. they made the retail industry less economically sound b. They created the news channel CNN c. They added millions of dollars to the economy*** d. They increased Atlanta's global

    asked by Anonymous
  21. Physics

    The following table gives values for the mass defect ∆m for four hypothetical nuclei: A, B, C, and D, isotopes of an element. ABCD Mass defect, ∆m(×10^-29 kg) A. B. C. D -6.0 -2.0 0 +6.0 Which statement is true regarding the stability of these nuclei?

    asked by Sidiqi
  22. algebra

    Solve the system of equations using the linear combination method. {9x+5y=35 2x+5y=0

    asked by kim
  23. geometry

    The area of a circle is πr2. To find the area of a sector with a central angle of Θ, measured in radians, by what should you multiply πr2? A) Θ B) 2Θ C) Θ/2 D) Θ/2π is the answer D

    asked by help please??
  24. ELA

    How are these sentences similar grammatically? 1. The long and exhausting practice was scheduled by Jacklyn's coach. 2. Jacklyn's dance competition was finally set for next Saturday. A) Both sentences are expressed in active voice. B) Both sentences are

    asked by Carol
  25. Science

    Which of the following is a change from a more condensed to a less condensed state of matter? Freezing Condensing Evaporating ** Solidifying

    asked by T
  26. ELA

    Asthma Centers for Disease Control, Asthma, FAQs What Asthma Is 1 Asthma is a disease that affects your lungs. It is the most common long-term disease of children. It causes repeated episodes of wheezing, breathlessness, chest tightness, and nighttime or

    asked by Carol
  27. Social Studies help

    What is a cradle-to-grave system? A. a system of state-run hospitals and nursing homes B. an association of doctors and nurses C. an association of nursery schools and public schools D. a system of basic services for every stage of life **

    asked by Mark
  28. american government

    What would be a good title for a research paper on the U.S. political parties?

    asked by huncho jack
  29. Science

    What is true of energy as is passes through an ecosystem? All of the energy in an organism is used by the animal that eats it. Any stored energy in an organism is used by the animal that eats it. About 50 percent of the energy in an organism is used by the

    asked by T
  30. Science

    An organism that eats leaves, grass, algae, or seaweed would be considered a producer tertiary consumer primary consumer ** decomposer

    asked by T
  31. chemistry

    what is the condensed formula for the product of the hydrogenation of 2-butene using a palladium catalyst?

    asked by paul
  32. ELA

    If the author wanted to rewrite this story as a play with dramatic irony, what change would be MOST effective? A) Coach Wilkins would prepare a speech and share his feelings about retirement. B) The chorus would sing the school's fight song at the

    asked by Jadah
  33. Chemistry - Coordination Complex

    Determine the number of unpaired electrons expected in terms of crystal field theory: a) [Fe(NO_2)_6]^3− b) [Fe(H_2O)_6]^3+

    asked by Annie
  34. Chemistry

    A possible reaction for converting methanol to ethanol is CO(g)+2H2(g)+CH3OH(g)→C2H5OH(g)+H2O(g) ΔH0 for this reaction at 25∘C. ΔH0 = -165.7 kJ ΔS0 for this reaction at 25∘C. ΔS0 = -227.4 J/K ΔG0 for this reaction at 25∘C. ΔG0 = -97.9 kJ -

    asked by K
  35. Subtraction of Integers

    Which of the following will have a negative result A. -8 - (-10) B. 12 - 14 C. 7 - (-3)**

    asked by Renee :)
  36. Chemistry

    Calculate [H3O+] in the following solutions. 1) 0.100 M NaNO2 and 5.00×10−2 M HNO2 2) 5.20×10−2 M HCl and 7.62×10−2 M NaC2H3O2 please help thx

    asked by Lol
  37. Math

    Find the value of c for which the expression x^3 + (9-c)x^2 -c^2x -5c^2 +25c-100 is divisible by x+4 but not by x-5.

    asked by Anonymous
  38. Chemistry

    I only have a question. For an chemical Equation, what does it mean if there is a coefficient of 1? Is it the same as Nothing?

    asked by Anonymous
  39. Math

    Express (√3-¡)^8 in the form a+¡b there a,b € R Answer please

    asked by AGBOR
  40. Math

    Given that kx^3+2x^2+2x+3 and kx^3 -2x + 9 have a common factor,waht are the possible values of k?

    asked by Anonymous
  41. Social Studies

    How can personal finance decisions affect the economy? (3 points) a. Saving puts less of your money into the economy*** b. Spending your money doesn't put money into the economy. c. investing your money can aid businesses and services *** d. Widespread

    asked by Anonymous
  42. differential Equations

    laplace transform of f(t) = t sin (at) use integration by parts

    asked by George
  43. differential Equations

    laplace transform of f(t) = t^2 sin (at) use integration by parts

    asked by kojo
  44. Social Studies

    What is the importance of modern business to Georgia? (2 points) a. They provide jobs*** b. They are always found in shopping centers c. They drive Georgia's economy*** d. They are always in retail

    asked by Anonymous
  45. Chemistry - Solubility Equilibria

    Calculate the concentration (in M) of Tl^+ when TlI just begins to precipitate from a solution that is 0.0315 M in I^−. (Ksp = 5.54 ✕ 10^−8) Do I just set up an ICE table for this? So it would be 5.54X10^-8 = (.0315+x)x?

    asked by Jamie
  46. Trig

    A telephone pole that is 14ft y’all has fallen against a house. If the top of the telephone pole touches the house 8ft. Above the ground, what is the angle that the telephone pole makes with the ground? Stuck on this question on my quiz not sure how I

    asked by John
  47. Physics

    The binding energy of a nucleus is the amount of energy needed to A.Remove a proton from the nucleus. B.Remove a neutron from the nucleus. C.Disassemble the nucleus. D.Fragment the nucleus. E.Fuse or join two of the nuclei together. Please help!

    asked by A
  48. CHEMISTRY

    1. What volume of O¬2(g) is consumed in the combustion of 50.0 L of butane (C4H10) if both gases are measured at STP?

    asked by BB
  49. AVC CHEMISTRY

    5.0 g of aluminum reacts with 50.0 mL of 6.0 M hydrochloric acid to produce hydrogen gas. What is the volume of gas collected if the gas was collected at STP? 3. A 0.418 g sample of gas has a volume of 115 mL at 66.3 °C and 743 mmHg. What is the molar

    asked by Anonymous
  50. Math

    Find all real number X Which satisfy the inequality 1/3(X+3)-1>1/5(X+6) Pls I need answer with solution step

    asked by Simon
  51. CHEMISTRY

    5.0 g of aluminum reacts with 50.0 mL of 6.0 M hydrochloric acid to produce hydrogen gas. What is the volume of gas collected if the gas was collected at STP? 3. A 0.418 g sample of gas has a volume of 115 mL at 66.3 °C and 743 mmHg. What is the molar

    asked by Blanca
  52. math

    Find an equation of the circle with center at the origin and passing through (2,-5) in the form of (x-A)^2+(y-B)^2=C where A,B,C are constant.

    asked by Andrea
  53. math

    what is the distance between (-5,0) and (-9,11)? Please helpppppp!!!

    asked by Andrea
  54. Chemis

    How do i finish and balance these equations: 1. _____KClO3  _____ KCl + ______ O2 2. _____ H2C2O4 + _____ NaOH  ______Na2C2O4 + _____ H2O 3. _____ C10H22 + ______ O2 --> ______ CO2 + _______ H2O 4. _____ H2 + ______ Fe3O4 --> ______ Fe + _______ H2O

    asked by Anonymous
  55. English

    Ali is here Here Ali is Here is Ali Please tell what is Ali in sentences subject something else. and in first here is adverb please tell in other two sentences what is here .

    asked by Anonymous
  56. Math-Pre-Calc

    Suppose that Mr. X will be giving away a golden homework pass to one student in each class. The recipient of this pass is excused from homework all year. He has developed a unique system for determining who will get the pass. 1. First, he wants all

    asked by Ethan
  57. Math

    If y=x²-6x+9, Find the range of value of x for which y ≥ 0. Pls I need working answer

    asked by Nomis
  58. MATH

    Using binomial theorem to expand (2-¼x)⁴

    asked by Nomis
  59. Maths

    A rhombus has the same perimeters the circumference of a circle .If each side of the rhombus measures33cm ,find the radiusof the circle

    asked by Arohi obroy
  60. History

    How did the spoils system affect president James Garfield and his successor Chester A. Arthur?

    asked by Lana
  61. Math: Integers

    Is the sum of two integers always greater than the difference between them? Why or why not? Give examples to support your answer. I think the answer is no.

    asked by Renee :)
  62. Calculus 1

    Hi! Can I get some help with this questions. I am very confused about how to approach it. Find the point on the curve y=5x+4 closest to the point (0,6). Thank you!

    asked by Claudia
  63. Tourism

    A person personality stay the same throughout life

    asked by Rahul
  64. science

    Explain how sonar radars work in boats

    asked by Anonymous
  65. geometry

    The area of a circle is πr2. To find the area of a sector with a central angle of Θ, measured in radians, by what should you multiply πr2? A) Θ B) 2Θ C) Θ/2 D) Θ/2π is the answer D

    asked by help please
  66. geometry

    The area of a circle is πr2. To find the area of a sector with a central angle of Θ, measured in radians, by what should you multiply πr2? A) Θ B) 2Θ C) Θ/2 D) Θ/2π is the answer D

    asked by help please??
  67. math 11

    If a truck travels at 120km to a warehouse with an empty truck. On the return trip, with a full truck, the truck driver travels 20 km slower. If the entire trip took 3.5 hours then determine his speed to the warehouse. IF the rate is 120 when leaving and

    asked by sam
  68. social studies

    who was upset that he did not win the election of 1824 and there was a corrupt bargain in the house of representatives

    asked by jesus
  69. American Government Please Check

    Why is the Supreme Court case Snyder v. Phelps an example of competing rights? a. The right to privacy and speech causing emotional distress came into conflict with the freedom of speech. b. The freedom of religion came into conflict with the government's

    asked by girly girl
  70. Social Studies

    5. Which of the following was an effect of nativism in the United States in the 1920s? the Great Migration the Scopes Trial** the Jones Act of 1917 the quota system My answer choice is number two. I'm looking for confirmation of my answer and if I'm wrong,

    asked by SS help
  71. American Government Please Check

    Which of the following are reasons why Madison supported the ratification of the Constitution in the Federalist Papers? Select all that apply. a. power of the executive branch b. competent representation in government*** c. checks and balances d. limited

    asked by girly girl
  72. Business Calculus

    Find the derivative of the function y=ln(7+x^2) This is my first time doing these kind of problems so please walk me through it step by step!

    asked by RobBob
  73. ELA

    In which sentence is the ellipsis used INCORRECTLY? A) Abigail confessed that she "loved the novel by Jane Austen. . . ." B) Abigail confessed that she "loved the novel by. . .Austen more than the novel by. . .Twain." C) Abigail confessed that she "loved

    asked by Carol
  74. Muslim history

    Where did must Muslims in the Arab Empire live?

    asked by PLZZ HELP ASAP
  75. ELA

    What is the BEST description and explanation for the underlined word in this sentence? The barking dog woke the entire neighborhood with his incessant noise. A) Barking is an adjective form being used to modify the dog. B) Barking is a verb form being used

    asked by Susan
  76. Math~Geometry

    Find the circumference of the circle. Use 3.14 or pi. Round to the nearest unit. The circle has a line going through the center and under the line it says: 13 cm. A 16 B 41* C 20 D 62

    asked by Mr. Skill's101.4
  77. Science

    When ice melts, how does the liquid water compare to the ice? The liquid has a greater mass and greater volume than the ice. The liquid has less mass and less volume than the ice. The liquid has less mass but the same volume as the ice. The liquid has the

    asked by T
  78. Science

    A chemical or physical change that takes in heat from its surroundings is an exothermic process an explosion ** an endothermic process a phase change

    asked by T
  79. Science

    Is the mariana trench part a biome or is a biome?

    asked by Rylie
  80. CHEMISTRY 122

    The spectrophotometer was used to measure the abosrbance of each of a series of [FeSal]+ solutions. A standard curve was constructed by plotting the absorbance vs. concentration (M). The slope and y-intercept were found to be 1517 M-1 and 0.001,

    asked by Julie
  81. Trig

    Tan theta / 1- tan theta -cot theta /1-cot theta =cos theta + sin theta/cos theta -sin theta

    asked by Tanya
  82. US History

    How did the spoils system affect president James Garfield and his successor Chester A. Arthur??

    asked by Molly
  83. AP Physics

    You're driving down the highway late one night at 18 m/s when a deer steps onto the road 42 m in front of you. Your reaction time before stepping on the brakes is 0.50 s , and the maximum deceleration of your car is 10 m/s2 . A.)How much distance is

    asked by Julia
  84. Algebra

    A lawyer drives from her​ home, located 8 miles east and 17 miles north of the town​ courthouse, to her​ office, located 2 miles west and 7 miles south of the courthouse. Find the distance between the​ lawyer's home and her

    asked by Andrew
  85. research paper

    I'm starting off my research paper with "Did you know that the framers of the Constitution were actually against political parties?" Is it okay if after that I write, "That's right, they believed that political parties would corrupt the system." Or is that

    asked by huncho jack
  86. Math

    Dree rolls a strike in 6 out of the 10 frames in bowling. What is the experimental probability that Dree will roll a strike in the first frame of the next game? Explain why a number cube would not be a good way to simulate this situation. I am confused on

    asked by Patrick
  87. chemistry

    What reagent is commonly used for alcohol oxidation? a. Na2Cr2O7 b.Benedict's Solution c.H2SO4 d. Tollen's Reagent

    asked by paul
  88. Algebra II

    Of 100 students surveyed, 95 like milk or juice, 30 like both milk and juice, and 45 like juice. How many students like milk?

    asked by Kailey
  89. math

    A bag is filled with yellow and orange marbles. There are 97 marbles in the bag. If there are 25 more yellow marbles than orange marbles, find the number of yellow marbles and the number of orange marbles in the bag.

    asked by Anonymous
  90. Chemistry

    Are these Equations correct? 1. 2KClO3 = 2KCl + 3O2 2. 1H2C2O4 + 2NaOH = 1Na2C2O4 + 2H2O 3. 2C10H22 + 31O2 = 20CO2 + 22H2O 4. 4H2 + Fe3O4 = 3Fe + 4H2O 5. 4P + 5O2 = 2P2O5

    asked by Anonymous
  91. Math

    The names of the students in Mr. Hayes' math class are written on the board. Mr. Hayes writes each name on an index card and shuffles the cards. Each day he randomly draws a card and the chosen student explains a math problem at the board. What is the

    asked by Patrick