Most popular questions and responses by Dylan
  1. Health

    The functional unit of the nervous system is.. A. The Neuron B. The Brain*** C. A reflex D. The cerebrum

    asked on April 4, 2016
  2. Science

    1.) Why is it important to have a quiet study space? It is easier to concentrate in a quiet space, and concentration is needed to learn. * It is easier to leave all your study material in a quiet study space so you can find it. A quiet study space prevents

    asked on October 8, 2016
  3. English

    Which of the following sentences from "Five Hours to Simla" best supports the story's theme about the clash between modernization and traditional life? A:"After the first cacophony of screeching brakes and grinding gears, there followed the comparatively

    asked on May 17, 2016
  4. English

    26. identify the degree comparison for the underlined word the most original idea was suited by a pair of tenth graders (Most original is underlined) A. Positive B. comparative c. superlative d. none of the above I think it is c identify the degree of

    asked on May 19, 2016
  5. Science

    Which of the following would best explain why a species of wildflower native to Switzerland is observed growing in the wild in Montana? Wind dispersed seeds of the wildflower.* Water dispersed seeds of the wildflower. A human brought and dispersed the

    asked on March 14, 2017
  6. Chemistry

    consider the following reaction: 2CH3OH(g) yields 2CH4(g) + O2(g) change in enthalpy= 252.8kJ Calculate the amount of heat transferred when 26.0 g of {\rm CH_3OH} (g) is decomposed by this reaction at constant pressure.

    asked on March 5, 2012
  7. Physics

    A disk at rest experiences a constant angular acceleration for t = 85 s, at the end of which it is spinning with a frequency of f = 45 rpm. Please answer the following questions. A)Write an expression for the magnitude of the angular velocity of the disk

    asked on April 26, 2014
  8. Math

    The cost for a business to make greeting cards can be divided into one-time costs (e.g. a printing machine) and repeated costs (e.g. ink and paper). Suppose the total cost make 500 cards is $1,100, and the total cost to make 650 cards is 1,400. What is the

    asked on April 8, 2016
  9. geography

    How does plate movement create mountains? A.The pressure created by moving plates forces magma up through Earth's crust, forming mountains. B.When two plates push against each other, the pressure makes the crust bend to form mountains. C.When plates slide

    asked on August 15, 2019
  10. math

    Replace each letter with a number to make the problem correct. Identicle letters are placed with identicle numbers. PARTS x 4 = STRAP

    asked on January 31, 2008
  11. Math

    Find the measure of each angle to the nearest tenth of a degree. sin A=0.7245

    asked on February 6, 2014
  12. Algebra

    Radio signals travel at a rate 3 * 10^8 of meters per second. How many seconds would it take a radio signal to travel from a satellite to the surface of the Earth if the satellite is orbiting at a height of 3.6 * 10^7 meters? A.) 8.3 seconds** B.) 1.2 *

    asked on February 15, 2018

    For some positive constant C, a patient's temperature change, T , due to a dose,D , of a drug is given by T=(c/2-D/3)D^2 What dosage maximizes the temperature change The sensitivity of the body to the drug is defined as . What dosage maximizes sensitivity?

    asked on March 6, 2013
  14. Math

    What is the slant height for the given pyramid to the nearest whole unit? Pyramid base = 6cm Height = 4cm A.) 7cm* B.) 5cm C.) 9cm D.) 8cm Ca n someone please check this?

    asked on March 16, 2017
  15. Math

    Given the following values, which point would be considered an outlier? x - 1,2,3,4,5,6,7,8,9 y - 1.2, 4.3, 2.8, 4.1, 5.2, 6, 7.1, 7.9, 9.4. A.) (1, 1.2) B.) (2, 4.3) C.) (4, 4.1) D.) (6,6) * Can someone please check my answer?

    asked on April 28, 2017
  16. English

    Choose the answer that best matches the word in italics. One way to save money on electricity is to replace incandescent bulbs with compact fluorescent (CF) light bulbs. A.) outside visible spectrum B.) creating light by radiating heat* C.) emitting light

    asked on October 30, 2017
  17. Calculus

    Find constants a and b in the function f(x)=axe^(bX) such that f(1/8)=1 and the function has a local maximum at x=1/8.

    asked on March 6, 2013
  18. Chemistry

    consider the following reaction: 2CH3OH(g) yields 2CH4(g) + O2(g) change in enthalpy= 252.8kJ How many kilojoules of heat are released when 38.4 g of CH_4 g) reacts completely with O2 (g) to form CH3OH (g) at constant pressure?

    asked on March 5, 2012
  19. Science

    8. The balanced equation P4 (s) + 6H2 (g) --> 4PH3 tells us that 2 mol H2 a. reacts with 1 mol 4 b. produces 4 mol PH3 c. cannot react with phosphorus d. produces 2 mol PH3 e. reacts with 2 mol P4 idk y i cant seem to get the answer from the choices above?

    asked on January 18, 2011
  20. Algebra 1

    Determine if the number is written in scientific notation. 4.8 * 100^7 A.) No, it is not written as a number times a power of 10.* B.) Yes, the number is written in scientific notation. C.) No, the first factor is not a number between 1 and 10. 5.1 * 10^-8

    asked on February 14, 2018

    Mrs. Matthew called me stupid for not knowing the answer to this so...May I please get some proper help? The cost for a business to make greeting cards can be divided into one-time costs (e.g. a printing machine) and repeated costs (e.g. ink and paper).

    asked on April 8, 2016
  22. Chemistry

    Determine the pH of a solution made by diluting 25mL of 6.0 M HCl until the final volume of the solution is 1.75 L

    asked on April 21, 2016
  23. Math

    Joy knits a square blanket that has an area of 1,500 square inches. What is the approximate length of each side of the blanket? A.) 16 inches B.) 27 inches C.) 39 inches * D.) 42 inches Is this correct?

    asked on November 17, 2016
  24. Chemistry

    does BaCl2+Pb(NO3)2 form a percipitate

    asked on December 27, 2009
  25. Social Studies

    Which of the following best describes how the Intolerable Acts affected the American colonies? A.) The acts caused the colonies to set up their own militia to serve in times of emergency. B.) The acts caused the colonies to call for the First Continental

    asked on October 12, 2016
  26. history

    What group was in the highest caste? A. Dalits B. rulers and warriors C. priests D. landowners and merchants

    asked on October 24, 2018
  27. statistics

    Your mail-order company advertises that it ships 95% of its orders within three working days. You select an SRS of 100 of the 5000 orders received in the past week for an audit. The audit reveals that only 91 of these orders were shipped on time. A) What

    asked on April 24, 2013
  28. C# Programming

    There are three seating categories at an athletic stadium. For a baseball game, Class A seats cost $15 dollars each, Class B seats cost $12 each, and Class C seats cost $9 each. Create an application that allows the user to enter the number of tickets sold

    asked on September 2, 2012
  29. Algebra

    Image of one smaller cube labeled with fish food with dimensions of one-quarter feet on each side. Larger cube labeled shipping box with dimensions of length 3 and three-fourths feet; width of 3 feet; height of 3 and one-quarter feet. Determine how many

    asked on September 27, 2017
  30. Chemistry 1201

    An unknown compound contains only carbon, hydrogen, and oxygen (C?H?O?). Combustion of 6.50 of this compound produced 9.53 g of carbon dioxide and 3.90 g of water. 1) How many moles of Carbon? 2) How many moles of Hydrogen?

    asked on March 28, 2012
  31. Chemistry

    What is the oxidized substance in the following reaction? Fe + 2HCl → FeCl2 + H2

    asked on July 6, 2016
  32. Quadratics

    Find the vertex of the equation given. Equation: y=-2(x-5)(x-1)

    asked on April 8, 2019
  33. Math 11

    From a weather balloon high in the air, the angle of depression of a ground marker is 27.8 degrees. If the balloon rises 345 m straight up the angle of depression from this higher point is 46.2 degrees. How high above the ground is the balloon?

    asked on June 8, 2014
  34. Biology

    A chemical known as a fertex affects external fertilization of sea urchin eggs. An experiment was set up using three tanks to investigate the effect of fertex. Each tank had a different concentration of fertex: 1%, 2%, and 3%. Ten sea urchin eggs and 2mL

    asked on September 22, 2017
  35. Pre-Algebra

    1.) if m

    asked on February 23, 2015


    asked on October 23, 2018
  37. chemistry (Bohr model)

    The second ionization energy of He is almost exactly four times the ionization energy of H, and the third ionization energy of Li is almost exactly nine times the ionization energy of H: IE (MJ mol-1) H(g) --> H +(g) + e- (1.3120) He+(g) --> He2+(g) + e-

    asked on February 9, 2015
  38. US History

    Read the following quote from Thomas Jefferson: "A wise and frugal government, which shall leave men free to regulate their own pursuits of industry and improvement, and shall not take from the mouth of labor the bread it has earned—this is the sum of

    asked on May 22, 2018
  39. geometry

    there is a rectangular parking lot with a length of 2x and a width of x what is the ratio of the perimeter of the parking lot to the parking lot, in terms of x?

    asked on August 4, 2015
  40. english

    how to diagram this sentence The man in the back row brought his friends with him.

    asked on January 6, 2017
  41. Career

    What does it mean to govern? A: to make laws B: to enforce laws C: to lead community D: to put people in prison. Is it C? You are building a new home. You need permission from which of the following? A: city planner B: Mayor C: building inspector D: Health

    asked on September 25, 2019
  42. Science

    What happens when you combine lemon juice and ammonia?

    asked on November 13, 2008
  43. Math

    A running tap dispenses 0.15 gallons of water every second. How many pints of water is dispensed after 20 seconds? Please show me how to get the answer.

    asked on October 24, 2017
  44. Algebra

    How many real number solutions does the equation have? 0 = -7x^2 + 6x + 3 one solution two solutions** no solution How many real number solutions does the equation have? 0 = 2x^2 - 20x + 50 one solution two solutions no solution**

    asked on April 12, 2018
  45. Algebra

    The table shows the number of miles driven over time. Find the rate of change. x- y- 4 | 204 6 | 306 8 | 408 10 | 510 A.) 51/1; Your car travels 51 miles every 1 hour. * B.) 204; Car travels 204 miles C.) 1/51; Car travels 51 miles every 1 hour. * The

    asked on December 13, 2017
  46. social studies

    i need help on European history questions.

    asked on May 23, 2019
  47. College Physics I

    A helicopter traveling upward at 120 m/s drops a package from a height of 500 meters. To the nearest second how long does it take to hit the ground?

    asked on August 26, 2012
  48. Social Studies

    Why did Adams increase the size of the American Navy? a.) He wanted to prepare for an all-out war on Britain. b.) He hoped it would deter more attacks by French ships. * Is this right?

    asked on November 21, 2016
  49. Algebra

    pete has twice as many $2 bills as $5bills. together they total $ 153. how many $5 bills does he have.

    asked on February 21, 2019
  50. Business Calc

    Meg's pension plan is an annuity with a guaranteed return of 3% per year (compounded quarterly). She would like to retire with a pension of $30,000 per quarter for 5 years. If she works 25 years before retiring, how much money must she and her employer

    asked on September 14, 2016
  51. physics

    A particle carrying a charge of 6.0uC is located at the origin of a rectangle coordinate system, and a particle carrying a charge of 4.0uC is located at (0,5.0m). What are the magnitude and direction of the electric field at the positions (5.0m,0),

    asked on February 5, 2015
  52. Algebra

    A carpenter is putting a skylight in a roof. If the roof measures 10x + 9 by 7x + 7 and the skylight measures x + 5 by 3x + 3, what is the area of the remaining roof after the skylight is built? A.) 67x^2 + 115x + 48** B.) 73x^2 + 151x + 78 C.) 70x^2 +

    asked on March 22, 2018
  53. Math

    What is the three digit mystery number? Clues: It is less than 300, the tens digit is 4 more than the hundreds digit, the sum of the digits is 9, the hundreds digit is 2 less than the ones digit.

    asked on January 9, 2013
  54. Social Studies

    7. What two answers are reasons that Congress decided the election of 1800? a.)Based on the outcome, it was mandated by the U.S. Constitution.* b.)The popular vote was a tie. c.)No candidate won the electoral vote.*

    asked on November 21, 2016
  55. physics

    A small relief package is dropped by a helicopter that is descending steadily at 2.0 m/s. a) After 2.5 s, what is the speed of the relief package? b) After 2.5 s, how is the package below the helicopter? I think I need to use the kinematic equations.

    asked on September 28, 2014
  56. Algebra

    Find a formula for the amount A of CO2 a car produces in terms of the number n of miles driven and the gas mileage G mi/gal of the car.

    asked on September 17, 2019
  57. Math

    Leila will rent a car for the weekend. She can choose one of two plans. The first plan has no initial fee but costs $0.70 per mile driven. The second plan has an initial fee of $65 and costs an additional $0.50 per mile driven. How many miles would Leila

    asked on October 19, 2017
  58. Chemistry

    How many moles of oxygen (O2) are required to completely react with 27.4 mol of H2?

    asked on March 29, 2016
  59. Inorganic Chemistry

    Use Slater's rules to calculate the effective nuclear charge, Z* or Zeff, for a 4f electron in Eu, Tb, and Dy.

    asked on February 2, 2015
  60. Trigonometry

    A bridge across a valley is 150 m in length. The valley walls make angles of 60° and 54° with the bridge that spans it, as shown. How deep is the valley, to the nearest metre?

    asked on June 13, 2019
  61. consumer math

    amy miller's insurance policy has a $218.00 premium for 25/100 bodily injury limits and $25,000.00 property damage limits. the collision premium is $74.00. amy's driving-rating factor is 2.4. what is her annual premium?

    asked on February 25, 2013
  62. Earth Science

    Minerals are classified into groups based on _______. Characteristics?

    asked on September 29, 2017
  63. Math

    If you place $1000 in a savings account with an interest rate of 5.25% a month how much should you earn an interest at the end of the month?

    asked on March 2, 2015
  64. College Physics

    On planet Z, the standard unit of length is the foose. Ann the Astronaut is 5.90 feet tall on earth. She lands on planet Z and is measured to be 94 foosi tall. Her partner Rachael is 88 foosi tall. How tall is Rachael on Earth?

    asked on February 4, 2012
  65. Math

    The coordinates of a point on a coordinate grid are (−3, 7). The point is reflected across the x-axis to obtain a new point. The coordinates of the reflected point are A. (−3, −7) B. (3, −7) C. (−3, 7) D. (3, 7) I think the answer is A

    asked on November 28, 2017
  66. Chemistry

    For the following reaction, identify the substance being oxidized and reduced CH4 + 2 O2 = CO2 + 2 H2O

    asked on July 6, 2016
  67. physics

    A positively charged solid sphere of radius 100 mm has a uniform volume charge density of 250 nC/m^2. Determine the electric field (a) 20 mm, (b) 90 mm, and (c) 110 mm from the center of the sphere.

    asked on February 5, 2015
  68. Math

    A turtle crawled 21 meters in 12 minutes. How long did it take her to crawl 14 meters if she crawled at the same rate the whole time???? 21÷12= 1.75 meters per min so 14÷ by 1.75 is 8 min correct. Or am I way off if so please explain

    asked on May 15, 2018
  69. Math

    A rectangular prism has a volume of 7.875^3 and a hight of 3.5. What is the area of the base of the prism Show me the steps

    asked on May 1, 2018
  70. Visual Basic - Computer Science

    I'm trying to right a program with Multidimensional Arrays. These are the instructions for the program: The Valley Boulevard (VB) Auto Center management is pleased with your progress in developing their system. They require you to develop a new feature for

    asked on December 19, 2010
  71. Physics

    1. A photographer uses a camera lens with focal length of 50.0 mm to photograph a tree that is 4.60 m tall. She wishes to fill her 24.0-mm slide with the tree. (a) How far from the lens should the film be? 1/o + 1/24 = 1/50 600 + 25o = 24o o = -600/13 or

    asked on December 1, 2016
  72. physics

    GPS satellites orbit the earth about 20,000 km above the surface of the earth. The radius of the earth is 6,371 km. What is the acceleration due to earth’s gravity on the GPS satellites? i've tried fooling around with the A = V^2/ R and V = 2pir/T

    asked on May 1, 2015

    which of the following represent a buffer system? A.) NaOH and NaBr B.) HF and NaF C.) HC2H3O2 and C12H22O11 D.) HCl and KOH

    asked on March 3, 2012
  74. english

    what is the adverb in the sentence They are always late for ballgames. is it always

    asked on November 17, 2011
  75. Science

    Which terrestrial planet has an atmosphere similar to Earth's? Mars* Venus None of the above

    asked on January 5, 2018
  76. Physics

    A boat is pulled through a canal by horses walking parallel to the canal and exerting a force of 1000 N on a tow rope 40 meters long. If the distance from the boat to the horse track is 15 meters, what is the magnitude of the effective component pulling

    asked on March 5, 2013
  77. Physics

    A helicopter traveling upward at 106 m/s drops a package from a height of 500 meters. To the nearest second how long does it take to hit the ground? I'm not sure what numbers to use. What formula to use or anything.. I think 106 m/s is the Vo^2 and 500 m

    asked on August 26, 2012
  78. English

    Which of these sentences from the story is an example of a hyperbole? Orpheus and Eurydice. A.) Soon he saw the River Styx, which separates the Underworld from the world of the living. B.) He was the King of Thrace, the most musical of all the Greek

    asked on February 22, 2018
  79. Physics

    A crow is flying horizontally with a constant speed of 2.50 m/s when it releases a clam from its beak. The clam lands on the rocky beach 2.20 s later. Consider the moment just before the clam lands. (Neglect air resistance.) A) What is its horizontal

    asked on October 24, 2011
  80. geography

    What does Pig ears stand for?

    asked on September 21, 2010
  81. Health

    The legal drinking age in the US is 21. True * False The legal BAC for underage drivers is less than 0.4 True * False If you have food in your stomach, it will soak up the alcohol. True False* If someone takes an aspirin before they drink, it'll prevent a

    asked on October 27, 2017
  82. Math 11

    From a window in a building 20 m above ground the angle of depression of the top of a statue across the street is 30 degrees, and the angle of depression of the base of the statue is 34. How tall is the statue?

    asked on June 8, 2014
  83. physics

    A ferry is crossing a river. The ferry is headed due north with a speed of 1.1 m/s relative to the water and the river’s velocity is 4.2 m/s to the east.Find the direction in which the ferry is moving (measured from due east, with coun- terclockwise

    asked on October 23, 2012
  84. Algebra

    Evaluate this expression for a= -2 2a to the 3rd power times (2a) to the 3rd power

    asked on April 24, 2018
  85. Chemistry

    If a gas sample has a pressure of 30.1 kPa at 0.00C, by how many degrees Celsius does the temperature have to increase to cause the pressure to double?

    asked on September 10, 2019
  86. World History

    The Vedic Age is known for of all of following except A. the concept of zero B. Hinduism C. the Vedic calendar D. the use of manure to enrich the soil

    asked on February 25, 2018
  87. Algebra

    To which subsets of real numbers does -22 belong in? A.) whole numbers B.) rational numbers C.) integers * D.) irrational number * E.) natural numbers

    asked on September 18, 2017
  88. History

    1. Abraham Lincoln cause four states to join the confederacy by _____ A. Declaring War B. Firing on Fort Sumter C. Emancipating the enslaved people D. Calling for troops*** 2. What Confederate capital was only about 100 miles from Washington D.C.? A.

    asked on April 8, 2016
  89. Algebra

    In the expression -7x - 5x^2 + 5, what is the coefficient of x? A.) 7 B.) 5 C.) -5 D.) -7* I don't know if -7 or 5 is the coefficient, but -7 was my first choice. Can someone check this?

    asked on May 22, 2017
  90. Algebra

    What are the first four terms of the sequence represented by the expression n(n - 1) - 4? A.) -2, 2, 6, 10 B.) -3, 0, 3, 6 C.) -4, -2, 2, 8 D.) -5, -4, -2, 6 I don't get this question, can someone help please?

    asked on May 20, 2017
  91. chemistry

    How many milliliters of 3.0 M hydrochloric acid are i required to prepare 500 milliliter of 1.0 M Hydrochloric solution

    asked on March 15, 2011
  92. physics

    A truck is stopped at a stoplight. When the light turns green, it accelerates at 2.7 m/s2. At the same instant, a car passes the truck going 18 m/s. Where and when does the truck catch up with the car?

    asked on September 7, 2010
  93. math

    The equation 9c-5f+160=0 describes the relationship between temperature, C, in degrees Celsius, and temperature, F, in degrees Fahrenheit. b)graph this relation.

    asked on January 24, 2010
  94. math

    The number of students at a university is 1320, and the number increases by 8% each year. Write an exponential function to model this situation. Then find about how many students there will be in 5 years.

    asked on June 9, 2013
  95. Chemistry

    I have a few problems im having trouble with, any help..? 1. If a peice of aluminum with mass 3.90g and a temperature of 99.3C is dropped into 10.0cm^3 of water at 22.6C, what will be the final temperature of the system? 2. If a peice of cadmium with a

    asked on September 23, 2009
  96. Modern World Studies

    How does climate affect the ways that Latin Americans live? Climate only affects the success of crops. Climate does not affect the way people live. Climate affects the variety and success of crops and they type of clothing and shelter needed to survive.

    asked on April 30, 2019
  97. Math

    Complete these ratio tables for two paint mixtures Peacock purple 2 5 ___ 15 14 __ Purple plum 7 3 __ 15 14 ____

    asked on May 14, 2018
  98. Math

    Maria plots the locations of 4 places on a coordinate grid as given below Her house is at (−4, 9). Her school is at (−4, 3). The community center is at (1, 3). The grocery store is at (−4, −8). Part A: Use absolute values to calculate the distance

    asked on December 8, 2017
  99. chemistry

    The reaction described by the equation Zn + Hg2Cl2 2Hg +Zn+2 + 2Cl is run on electrochemical cell. The E^0 of the cell at 25 degrees C is 1.03V. In the same cell, [Cl-]=.10 M and [Zn+2] is unknown, and the measured cell voltage is 1.21V. Compute the value

    asked on April 12, 2012
  100. Algebra

    Seven times the smaller of 2 numbers plus 9 times the larger is 178. When 10 times the larger is increased by 11 times the smaller the result is 230. Find the numbers.

    asked on February 21, 2019


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