Questions and answers by visitors named anon


  1. 1.   The average individual should consume ______ calories on a daily basis.

    1,000 2,000 3,000 5,000 i think it is 2,000 but not sure

  2. what was the flaw in the act passed by congress that established a tax on whiskey?

    a. it rewarded farmers who grew corn b. it did not spread the tax burden evenly** c. it was similar to taxes britan had proposed d. it had to be collected in person by tax

  3. Given that a+1/(b+(2/c))=17/5, where a is the integer part of the mixed number, and c is the numerator of the fraction part of the mixed number when the mixed number is written in least terms, find the product abc.

  4. I would appreciate it if someone could check my answers immediately please!!!!!!! I don't need answers, I just need someone to see if mine are correct.

    1. Translate the following into Spanish: "Where is the door?" A-Dónde es la puerta? B-Dónde están la

  5. Three dynamics carts have force sensors placed on top of them.(cart 1, with mass of 2.2 kg, has one sensor --> cart 2, with mass of 2.5 kg, has sensors two and then three --> cart 3, with mass of 1.8 kg, has sensors four then five). Each force sensor is

  6. A 15.27 g sample of Mo2O3(s) is converted completely to another molybdenum oxide by adding oxygen. The new oxide has a mass of 18.33 g. Add subscripts below to correctly identify the empirical formula of the new oxide.

  7. What is the minimum amount of 6.0 M H2SO4 necessary to produce 19.0 g of H2(g) according to the reaction?


  8. Lesson 1: Final Exam

    Physical Education Unit 4: Final Exam answers please i need to check mine

  9. Check my answers, please? I put an asterisk next to which ever ones are my answer. Thanks!

    Why do you think the Inuit have retained aspects of their early culture? *A.because they are used to that lifestyle B.because such adaptations allow them to survive

  10. A stairway runs up the edge of the

    pyramid. From bottom to top the stairway is 92 m long. The stairway makes an angle of 70° to the base edge, as shown. A line from the middle of one of the base edges to the top of the pyramid makes an angle of elevation

  11. Measures of Central Tendency and Dispersion Practice

    2. Tell which measure of central tendency best describes the data. Time spent on Internet (min/day) 75 38 43 120 65 48 52 A. Mean B. Median C. Mode Help? I really don't understand this :/

  12. According to Al Gore in An Inconvenient Truth, how is wind power beneficial in the fight against global warming?

    a.) it uses wind panels to trap the power of the wind b.) it emits water vapor, which cools the atmosphere c.) it creates a vast amount of

  13. Given that S=7a+b+7c and also S=6a+8b+6c, where 51<S<149 and S is an integer, find the sum a+b+c.

  14. Find two positive numbers such that the sum of the first and twice the second is 100 and their product is a maximum.

  15. A qualified expert witness can be compensated (paid) _[blank]_.

    Which option correctly completes the sentence? a reasonable amount any amount decided by the jury time and a half whatever they want It's not C I already tried that. Is it B?

  16. 1. What are the minimum, first quartile, median, third quartile, and maximum of the data set?

    18, 20, 11, 10, 8, 6, 12, 4 A: Minimum: 4; First Quartile: 7; Median: 10.5; Third Quartile: 17.5; Maximum: 20 B: Minimum: 4; First Quartile: 5.5; Median: 12.75;

  17. Q.1 Cellular respiration is an exothermic reaction and photosynthesis is an endothermic reaction. How does the required activation energy compare for these two reactions?

    1. Cellular respiration needs a smaller amount of energy to activate the reaction

  18. 1) what significant effect did The Treaty of Paris, signed after the French and Indian War, have on the French (1 point)

    a) France had to withdraw its empire to Central and South America b) France had to allow the British to claim and settle the Ohio

  19. suppose u = (1, 2, 3, 4, 5, 6, 7, 8) is the universal set and p = (1, 2, 3, 4). what is p?

    a.) (5, 6, 7, 8)*** b.) (1, 2, 3, 4, 5, 6, 7, 8) c.) (1, 2, 3, 4) d.) cannot be determined i think it's a.) (5, 6, 7, 8)- am i right?

  20. Hello, I was hoping that I could get some help with calculating the mass needed to completely react with this question.

    In the following chemical reaction between H2 and N2 to produce NH3, what is the mass of N2 needed to completely react with 0.65 g H2 to

  21. which expression gives the solutions of -5+2x^2=-6x

    2+-\sqrt(4-(4)(6)(-5)) over 12 -5+-\sqrt(25-(4)(2)(6) over -10 -6+-\sqrt(36-(4)(2)(-5)) over 4 6+-\sqrt(36-(4)(2)(-5)) over 4

  22. The point-slope form of the equation of the line that passes through (–5, –1) and (10, –7) is y plus 7 equals negative StartFraction 2 over 5 EndFraction left-parenthesis x minus 10 right-parenthesis.. What is the standard form of the equation for

  23. There were 1090 people on a beach. If 10% of the people left. How many remained?

    thank you.

  24. Determine vector, parametric and, if possible, symmetric equations for the line through Q(2, -1, 3) and the mid-point of the line segment from L(3, -2, 5) to M(1, 4, -7).

  25. A person is jumping straight up and down on a trampoline. The height of the center of mass of the person is measured every tenth of a second. It takes just over one second to complete one full bounce.

    (A video of this situation is displayed above.) t

  26. Anita can clean a typical pool in 8 hours. Chao can clean a typical pool in 6 hours. How long should it take Anita and Chao working together to clean a typical pool? I'd like to know how to work out this problem in order to find the answer.

  27. Consider an amphoteric hydroxide, M(OH)2(s), where M is a generic metal.

    M(OH)2 (s) <--> M^2+ (aq) + 2OH- (aq) Ksp=4e-16 M(OH)2 (s) + 2OH- (aq) <--> M(OH)4 ^2- (aq) Kf=0.06 Estimate the solubility of M(OH)2 in a solution buffered at pH= 7.0, 10.0, and 14.0

  28. A cylindrical space colony 8 km in radius and 60 km long has been proposed as living quarters for future space explorers. Such a habitat would have cities, land and lakes on the inside surface and air and clouds in the center. All this would be held in

  29. Divide 6.1 x 1020 by 3.2 x 105. Express your answer in scientific notation.

  30. Which choice most accurately describes voltage?

    A. the amount of electrical energy in a circuit B. the amount of electrical energy converted every second C. the amount of charge moving through a point in a circuit every second D. the amount of work required

  31. Study the chemical reaction.

    A + B ⟶ C + D A scientist studying this reaction states the reaction is first order with regard to A and zeroth order with regard to B. What is the rate law for this reaction? Rate = K [A] Rate = K [B] Rate = K [A]^2[B] Rate =

  32. Which of these things could be taken as a denial of entry, making it okay to enter by force with a warrant?​

    (Select all that apply.) the sound of an explosion or gunfire the sound of people running the sound of a game show on TV the sound of a flushing

  33. An engineer is trying to determine the maximum speed at which a vehicle travel around the curve without skidding. She know the coefficient of friction between the wheels and the road is 0.75 when the road is dry and 0.35 when the road is wet. She knows

  34. Find the missing value to the nearest hundredth.

    tan (?) = 15

  35. Ben Guslists, vice-president of sales, has recommended adding a new product line. A market study and cost analysis show that the new line should yield the following annual results:

    New Sales $2,800,000.00 Cost of Sales $1,600,000.00 Operating Expenses

  36. -1/2 + 1/3 =

    Adding and subtracting fractions with rational numbers.

  37. Choose the meaning that best matches the word in italics.

    The speaker spoke with such eloquence and passion that he received a standing ovation at the end.   emptiness distraction incompetence expressiveness

  38. List all of the subsets of the following set: {-2, 2}

    A.) {2};{-2};{-2,2} B.) {};{-2};{2};{-2,2};{2,-2} C.) {};{-2};{2};{-2,2} D.) {};{2};{-2};{2,2};{-2,-2} I think it's B, but I'm not 100% on that. This topic of sets is really confusing for me.

  39. You measure the pH of a 0.50 M unknown acid solution using a pH meter and it is found to be 1.74. What

    is Ka for the acid? I know ph=-log{H+} Where do I go from here?

  40. A poll asked 500 adults if they thought Ontario should produce more, less or maintain current production of ethanol.

    -160 people responded "more ethanol production" -136 people responded "less ethanol production" -155 people responded "maintain current

  41. A website promoting the use of alternative energy vehicles and hybrid technologies claims that, \"A typical automobile in the USA uses about 40 gallons of gasoline every month, producing about 750 lbs of carbon dioxide.\" To determine the truth of this

  42. a framed picture of weight 15N is hung on a wall, using a piece of string. The ends of the string are tied to two points, 0.60 m apart on the same horizontal level, on the back of the picture.Find the tension in the string if the string is 1.0m long

  43. C2H4+3 O2->2 co2+2 H2O

    If you start wit 45 grams of C2H4 how many grams of carbon dioxide will be produced?

  44. An airplane turns by banking the wings such that the lift of the wings has a component in the direction of the centre of the turn. A pilot wishes to turn the aircraft in a radius of 800.0m while flying at a constant speed of 55.6 m/s. Determine the angle

  45. State the missing reasons in this flow proof.

    Given: angle 5 = 40, angle 2 = 140. Prove: a is parallel to b. Statements: angle 5 = 40 a. ____________. angle 2 = 140 b. _____________. angle 5 and angle 2 are supplementary angles c.________. Angle 5 and angle

  46. What is the value of a charge if moving it 0.692m opposite to the direction of a 3470N/C electric field to store 5.53J?

    a) 434C b) -434C c) 0.00230C d) -0.00230C

  47. Dhani has 4 cards numbered 1 through 4. He removes 2 cards at random and adds their values. What is the probability that the sum is less than or equal to 5?

    7/12 3/5 -------incorrect 3/4 --------incorrect 2/3 It's not 3/5 or 3/4.

  48. which expression gives the solutions of -5+2x^2=-6x

  49. Copper, like cobalt, is also an important metal in the making of smartphones. How should a company like Apple respond to learning about such an environmental mining disaster at a copper mine from which the company acquires material? Explain.

  50. Which identify key colonial holdings that Allied power nations continued to control after World War I?

    Select all that apply. Britain in India Russia in Poland United States in Japan France in Vietnam I think its a and c but my text didnt explain it very

  51. Identify any outliers in the following data set by first calculating the median and the interquartile range.

    Number of texts sent Frequency Cumulative Frequency 0 10 10 1 8 18 0 5 23 0 3 26 0 1 27 Median I got was 14 (27/2 = 13.5 rounded up to 14) = score

  52. An object is moved from the outdoors, which is at a temperature of 100 ºF, to a room at a temperature of 70 º F. What happens to the object when it’s placed in the room with a lower temperature?

    a. The object gives off more energy than it absorbs until

  53. Based on Teach Every Child About Food, which two passages best identify the speaker’s perspective on the importance of educating people about healthier eating?

    Select all that apply. a There’s sugar in everything. I knows the ins and outs of those

  54. A question that is asked based on the information in Teach Every Child About Food is “Why do we need to teach our children about food?”

    How does Jamie Oliver effectively answer this question using persuasion? Teach Every Child About Food a. by stating

  55. Let X and Y be independent random variables, uniformly distributed on [0,1] . Let U=min{X,Y} and V=max{X,Y} .

    Let a=E[UV] and b=E[V] 1. Find a 2. Find b 3. Find Cov(U,V) . You can give either a numerical answer or a symbolic expression involving a and b .

  56. My answers have the star

    1. The nervous system is the body’s ______________ network. (1 point) communication*** organization reactive production 2. The central nervous system (CNS) consists of the brain and the ___________. (1 point) heart neural network

  57. Given these reactions :

    X(s) + 1/2O2(g) --> XO(s) (Delta)H= -707.7 kj XCO3(s) --> XO(s)+CO2(g) (Delta)H= +381.9kj What is (delta)Hrxm for this reaction? X(s)+1/2 O2(g)+CO2(g) ---> XCO3(s) (Delta)H= ?

  58. Write the equations in cylindrical coordinates.

    (a) 3z = 2x^2 + 2y^2 (b) 7x^2 + 7y^2 = 4y

  59. What is the oxidation state of Cr in K2Cr2O4?

  60. Write a function that represents the situation. Find the balance A in the account after the given time period t.

    $2000 deposit that earns 5% annual interest compounded quarterly; 5 years A function is A= The balance of the account after 5 years is $_

  61. Please help me out on answering this question: For a working bibliography, how is a title for a website cited?

    Thank you tutors for reviewing the question. I might have more social studies questions and then algebra questions, so if you see more questions

  62. A spring scale hung from the ceiling stretches by 6.1 cm when a 2.0 kg mass is hung from it. The 2.0 kg mass is removed and replaced with a 2.5 kg mass.

    Part A What is the stretch of the spring?

  63. more on hypotheses

    hypotheses help explain puzzling situations or events. hypotheses answer "how", "what, and "why" questions. explain each of the following situations with a hypothesis: 1. you hang a bird feeder, fill it with food, but no birds come to it.

  64. A student mixes 5.0 mL of 0.00200 M Fe(NO3)3 with 5.0 mL 0.00200 KSCN. She finds that the

    concentration of FeSCN2+ in the equilibrium mixture is 0.000125 M. Follow these steps to determine the corresponding experimental value of Kc for the reaction of Fe3+

  65. Explain why knowing the height is needed when finding the perimeter of a right triangle.

  66. Kinetic energy and Potential energy are often considered to be forms of mechanical energy. List three other forms of energy and state a source for each.

  67. The underlined words (I put them in parantheses) are an example of a(n) ___________.

    (When the earth, moon, and sun are in line), an eclipse occurs. A. adverbial clause B. adjectival clause C. noun clause My answer is C.

  68. A bungee jumper of mass 60 kg jumps from a bridge tied to an elastic rope which becomes taut after he falls 10 m. Consider the jumper when he has fallen another 10 m and is travelling at 15 m/s.

    Work out how much energy is stored in the rope. Take g=10

  69. Mg+2 NaF-> MgF2+2 Na

    If you start with 5.5 grams of lithium chloride, how many grams of calcium chloride will be produced?

  70. Explain how humans use technology to store (potential) and/or use (kinetic) energy.

  71. A mixture of gases is heated and rises to the top of its container. Which statement best explains this result?

  72. A circle has a circumference of 43.96 cm and a radius of 7 cm.

    What number represents the ratio of the circumference to the radius of this circle?

  73. 1 evaluate -5g - 6 for g= -2

    4**** 16 10 -13 2 write an algebraic expression for the sum of 3 coins and c coins c+3**** c/3 3c c-3 3 what value of x is a solution to the equation 14 18**** 21 12 4 use mental math to solve the equation 7 -60 -17 60**** 5

  74. What is the bond order of the C-O bond in HCO2- ?

  75. How excatly do you find the point of consumption on a CPF? Is it simlar to finding the point of production on a PPF?

  76. find m angle 1

    a. 103 degrees b. 13 degrees c. 77 degrees d. 26 degrees

  77. Question 1 (1 point)

    Which statement is NOT true? TbrL0GslhK71Ch4Ictm1-03c-r2Pz3VUGFkdZDOOIjf3dKOa14-HCmUd9QE-qhOjF3zpbTvR68tfNlyQM2TT2rbxT04380SzQgZFyV-ZhfrXWZbo_frHkZB_YqzwXzPsb5C_ow1b_gR-K_k53jG8iak-NYTukA a:Sulfur (S) has similar properties to Sodium

  78. Which statement is a correct description of the difference between these two numbers?

    a:One of the numbers in standard form is positive and the other number in standard form is negative. b:One of the numbers in standard form has 5 zeros, while the other

  79. Maria wanted to bring back 5 million grains of sand from her trip to the beach. Each grain of sand weighs approximately 6.7 x 10^-7 kg. How heavy is the bag of sand that Maria brings home? note:i couldnt post a image

  80. Which molecular orbital is the LUMO for P2?

  81. Is Al2 paramagnetic according to the MO theory?

  82. cosx-sinx=1/4, find cosxsinx

  83. I need some help for this question:

    Why did the British want to expand control into the Ohio Valley in the mid-1700s to force the French out of North America to put French settlers under English rule to demonstrate Britain's strength to France and Spain to

  84. what mass of solute is needed to prepare 400 mL of 0.850 M CuSO4 from CuSO4.5H2O

  85. does anyone have the answers for the geometry B semester exam Unit 9 Lesson 2, please give help i’m really struggling and i need to finish today please help

    i have 55 questions but 51 are multiple choice please help

  86. Show that if a, b, c, and d are integers, where a ≠ 0, such

    that a ∣ c and b ∣ d, then ab ∣ cd.

  87. A rubber stopper with a mass of 50.0 g attached to a string is being rotated in a vertical circle with a radius of 0.72 m at a constant speed of 7.3 m/s. (/2)

    What is the tension in the string when the stopper is at the top of the circle? What is the

  88. A car rounds a curve on a level road. The radius of curvature of the road curve is 48 m, and the coefficient of friction between the tires and the road is 0.67. Determine the speed at which the car can safely take the curve.

  89. A small bug with a mass of 8g is sitting on the edge of a vinyl record spinning at 25 revolutions per minute (rpm). The radius of the disc is 12 cm. What is the frictional force required to keep the bug in uniform circular motion?

  90. Will the following salt, NaNO2, dissolve in water to make an acidic, basic or neutral solution? (HNO2 Ka = 4.0 x 10-4)

  91. how do you do this question with distributive property

    3(4-2)+2(6-1) , the answer is 16 but for some reason i got 1 higher when i was using distributive property

  92. Every person at the park received a ticket. Of those tickets, only 45 were winning tickets. In a random sample of 25 people, 2 people had winning tickets.

    Part A: Write a ratio to represent the number of winning tickets to all tickets in the sample

  93. A real estate agent sells a house for $92,000. She receives a 6% commission on the sale of the house.

    How much did she earn on the sale? Round your answer to the nearest cent.

  94. Zoe's pizza cost $12.99. She gave a tip of $2.00.

    What percent did Zoe leave as a tip?

  95. A tablet computer costs $189.69. It is marked up 30%.

    What is the final price of the tablet computer after it is marked up?

  96. How to calculate the atoms of each element in Fe2 (SO4)3?

    And an explanation on how to calculate for other formulas. ​

  97. I was having trouble figuring this out, but would thrift shops be included in the GDP, especially since they could be considered secondary goods? Most of the products sold in thrift shops have already been counted in previous GDP's because it was likely

  98. Locate the relative extremum and point of inflection as ordered pairs: y = 3x − ln(3x).

  99. For the function f(x)=x^3-2x^2+2x, what is (f^-1)'(4)?

    A. 1/4 B. 1/6 C. 1/34 D. 6 E. 34

  100. For the function f(x)=x^3+2x-1, find (f^-1)'(2) (or: find the derivative of the inverse of f(x) at x = 2).


  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8