Questions Asked on
October 24, 2017

  1. Computer science

    Which of the following statements does not contain an error? 1. string firstName= in.next(); 2. string lastName= in.nextline(); 3. system.out.print("\n"); a. 1 only b. 2 only c. 3 only d. 1 and 3 only e. 2 and 3 only is the answer 1 and 3

    asked by help please
  2. Chemistry

    Use the information below to answer this question C(s) + O2(g) -> CO2(g) ΔH = -394 kJ/mol H2(g) + 1/2 O2(g) -> H2O(l) ΔH = -286 kJ/mol 4C(s) + 5H2(g) -> C4H10 (g) ΔH = -126 kJ/mol The standard enthalpy of combustion of butane, in kJ/mol, is: A -2880 B

    asked by Autumn
  3. Math

    Determine whether or not the first number is divisible by the second number 10,199; 3

    asked by Tasha
  4. math (trigonometry)

    if tan A/2 =cosecA-sin A then prove cos^2 A/2=cos 36 degree

    asked by Binoy kumar mahato
  5. chem

    why is aniline soluble in HCl and nitrobenzene not?

    asked by Anonymous
  6. Algebra

    Hello! I understand that the answer is 6, but do not know the equation to graph it. I would appreciate any help! I have to use Desmos to graph it. You are making your weekly meal plans and are working with the following constraints: It costs $8 to go to

    asked by Emma
  7. English

    1. I'd like you to meet my family. 2. This is my dad, mom and little brother. 3. This is my dad, my mom and my little brother. 4. This is my dad. This is my mom. And this is my little brother. 5. These are my dad, mom and little brother. 6. These are my

    asked by rfvv
  8. English

    1. Peel the potatoes and cut them in pieces. 2. Peel the potatoes and cut them into pieces. 3. Peel the potatoes and cut them in three pieces. 4. Peel the potatoes and cut them into three pieces. ........................... Are they all grammatical? Do we

    asked by rfvv
  9. Chemistry

    Back with another question similar to the one I asked before, but this one's a bit more confusing 4NH3 (g) + 5O2(g) → 4NO(g) + 6H2O(g) ∆H= –909 kJ/mol 2NO(g) + O2(g) → 2NO2(g) ∆H= –115 kJ/mol 3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g) ∆H = –117

    asked by Autumn
  10. Physics

    A train slows down as it rounds a sharp horizontal turn, going from 90 km/h to 54 km/h in the 15.0 it takes to round the bend. Compute the acceleration at the moment the train reaches 50.0 km/h. Assume the train continues to slow down at this time in the

    asked by Mike
  11. English

    posted by rfvv yesterday at 6:06pm. [With some straws, she is making a musical pipe.] 1. When you blow across the top of "a)the straw", the air vibrates inside "b)the straw" and makes a sound. --------------------------------------- a)the straw b)the straw

    asked by rfvv
  12. English

    1. He is a student of our school. 2. He is the student of our school. 3. He is the only student of our school. ................................ #1 is correct. What about #2? Does #2 mean #3? Does #2 mean there is only one student at our school?

    asked by rfvv
  13. Math

    Lee walks along the edges of a rectangular pool from point A to B to C to D, a distance of 38 metres. Marina walks along the edges of the same pool from B to C to D to A, a distance of 31 metres. What is the perimeter of the pool, in metres?

    asked by Al
  14. Maths

    Bacteria in a culture grow 15 per thousand in an hour. If the count of bacteria in a sample is 1000000,after 2 hours it will be (a)1030225 (b)1080225 (c)1030125 (d) 1030200 The correct answer is option (a) help me to find the answer.

    asked by Dipti Singh
  15. English

    1. The sun is much brighter than the star. ------------------------------------- Is the star in generic use? Or does the star refer to the specific star? In my opinion, some stars are brighter than the sun, aren't they?

    asked by rfvv
  16. Math

    1/3(12+x)=-8(6-×) What the steps to solving this?

    asked by Anonymous
  17. Pre-Algebra

    A right triangle has an area of 21 m2. The dimensions of the triangle are increased by a scale factor of 4. What is the area of the new triangle? A. 42 m2 B. 84 m2 C. 168 m2 D. 336 m2 How would I solve this?

    asked by BruteForce
  18. English

    What belief does Whitman share with Ralph Waldo Emerson and other transcendentalists? a. We should live our lives well to achieve everlasting happiness. b. Man learns his most important lessons and insights in the present, through direct experience. I am a

    asked by Girly Girl
  19. Physics

    A wire-wound resistor with a resistance of250ohm Will overheat if the power dissipated exceeds 10W.What is the maximum constant voltage V that can be applied across the terminals of this resistor?

    asked by Evans
  20. math

    philippine airlines transport around 800 passengers a month between manila and bacolod. a round trip ticket is 5,000.00 pesos. the company executives estimate that for each 300 pesos increase in the ticket price, 30 passengers would be lost to the

    asked by seondeok05
  21. History

    During the Sadat years, what was the relationship like between Egypt and Israel? What were different events that happened during those years.

    asked by Darlene
  22. Health

    I just need this question checked. According to the Dietary Guidelines for Americans, which of the following is most important in order to maintain a healthy weight? 1. Get all the nutrients your body needs. 2. Balance calories eaten with activity

    asked by kyl3
  23. Math

    My son is 1/3 my age now.Five years ago,he was 1/4 my age then.How old is my son?

    asked by Coco
  24. Maths

    If the sum of first n,2n,3n terms of the AP are S1,S2,S3 respectively,then prove that S3=3(S2-S1).

    asked by Nishi sen
  25. English

    Correcting faulty Parallesim sentences. 1.The professors test were long,difficult,and produced anxiety. 2.Medical tests showed that neither being allergic to dust nor seasonal hay fever caused the child’s coughing fits. 3.The hair stylist warned her

    asked by Jane
  26. math

    1. 1/3 times 7 2. -7/9 times 3/5 3. 1/3 divided by 5/6 4. 2 1/8 divided by 34 5. -3/5 divided by - 3/4 6. -4/5 divided by 8/9 7. 3/5 divided by 9/10 8. 4/7 divided by 9/14 i dont know the answers.

    asked by madison
  27. computer science

    Which of the following statements does not contain an error? 1. string firstName= in.next(); 2. string lastName= in.nextline(); 3. system.out.print("\n"); a. 1 only b. 2 only c. 3 only d. 1 and 3 only e. 2 and 3 only is the answer 1 and 3

    asked by help please
  28. Government

    State three basic facts of legitimacy List five factors which affect the legitimacy of any government Outline six uses of legitimacy in the society

    asked by Bennie
  29. Civic Education

    Attempt an analysis of five goals of citizenship goal

    asked by Bennie
  30. 9th Grade Journalism

    Hi, I was wondering, is cyber-journalism one word or two words? I need to know because I'm writing a lead about this career and it's hard. Thank you!

    asked by Music Lover 14
  31. Algebra

    Malia had $2.30 but wanted to buy a moive ticket for $4.00. How much does she need?

    asked by Mitu
  32. English

    Correcting faulty parallelism. 1.Medical tests showed that neither being allergic to dust nor seasonal hay fever caused the child’s coughing fits.

    asked by Mandy
  33. 9th Grade Journalism

    Hi, this is my assignment. I did make it 30 words long but, I think it's terrible. It's very hard for me to do. Could someone please give me some suggestions as to what to change or improve please? You must draft a lead sentence for your news story about

    asked by Music Lover 14
  34. English

    Which of these lines from Sir Gawain and the Green Knight(most) clearly exemplifies the medieval ideal of chivalry? A:"Sober and thoughtful her stood there and stroked his beard and with patience like a priest's he pulled down his collar. B:"And then,

    asked by marylyn
  35. Photography

    Could someone check my answer for me?? :) If a photograph is balanced, it has what?? A) All of the color in one corner B) Two focal points that are the same size C) Objects, Color and Texture distributed throughout the piece*** D) A healthy Diet I'm pretty

    asked by Mougarb
  36. One more Photography Question

    Sorry, I forgot to put this in my last question!! Shape is only a consideration in photographs of man made objects True or False I'm really confused on this one, but I would say.... False, right??

    asked by Mougarb
  37. MATHS

    THREE NUMBERS ARE IN AP AND THEIR SUM IS 24 IF THE FIRST NUMBER IS DECREASED BY ONE SECOND NUMBER IS DECREASED BY TWO THEN THE NEW NUMBERS ARE IN GP FIND THE NUMBERS

    asked by LINGARAJ
  38. math

    1000000 + 100000000000000

    asked by bob
  39. Physic

    A force of 10N act on a object making 30 degree angle north of east and another force of 20N act on it along north. Calculate resultant force and it's direction ?

    asked by Adil
  40. math

    Suppose you put $2000 in a savings account at an APR of 8% compounded quarterly. Fill in the table below. (Calculate the interest and compound it each quarter rather than using the compound interest formula. Round your answers to the nearest cent.) Quarter

    asked by Erin
  41. Chemistry

    A block of wood has a mass of 6.0 g and a volume of 12.0 cm3 whats the density of the block of wood?

    asked by Anonymous
  42. geometry

    10 y 11 rectangle is enlarged by 300%. How does the perimeter of an original rectangle compare to the new perimeter?

    asked by ann
  43. science

    You are given the melting points of three unknown substances and are asked to predict which one is an ionic compound. You would select the compound with the ---------- meting point. My answer is highest

    asked by hola
  44. Maths

    Let the function f be defined by: f(x)={x+66if x−3. Sketch the graph of this function and find the following limits, if they exist

    asked by Amilia
  45. Geography

    Which group in Chinese society not given equal education and job opportunities. A the wealthy. B women. C men. D. Buddhist

    asked by Hal
  46. science

    Why does Earth get more energy from the sun than from all the other stars in the universe combined? BTS ARMY

    asked by kyri
  47. Science+Help

    Please help I don't understand how to find my calculations and this is due today The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the length of a football field, you will find that each yard on the field

    asked by I need help
  48. biology

    Which is a form of active transport? A. Proteins open up channels in the cell membrane. B. Proteins push molecules through the cell membrane. C. Proteins create openings on another side of the cell membrane. D. Proteins enter and exit the cell freely. i

    asked by Lilly
  49. Science

    Two identical copper spheres are separated by 1 meter in vacuum . How many electrons would have to be removed from one sphere and added to other sphere so that they now attract each other with a force 0.9 Newton?

    asked by Anonymous
  50. Math

    Please help! I would really appreciate it. I only have the answer to think first question. I don't know if it's correct. |x| + 5 = 18  (1 point) 5 or –5 13 or –13***** 18 or –18 23 or –23 |y + 4| < 1  (1 point) −5  < y < –3 –3 < y < 5

    asked by bluah. PLEASE HELP ME!
  51. READING

    The press had no response for her accusation of slander. Which literary device does the author use in this sentence? 1. alliteration 2. metonymy 3. oxymoron 4. simile My answer is Number 2. B

    asked by h
  52. Physics

    The position of a particle moving along the x axis varies in time according to the expression x=4t^2+2 where x is in meters and t is in seconds. Evaluate it's position at the following times a) Find the displacement from 0s to 3s b) Find the average

    asked by Pedro
  53. algebra 2

    simplify the number using the imaginary unit i √-28

    asked by the world forgot
  54. Algebra

    I just need to confirm an answer I got when trying this out myself. I'm not too confident so I would appreciate it if someone could tell me if this is correct before I turn it in? 2x^2-16x+32=0 My answer was simply x=4. I got this from using the quadratic

    asked by Mitch n' Joey
  55. Algebra 1 (PLZ HELP)

    I just need to check a few answers, I really don't want to do bad Which number is a solution of the Inequalty y + 2 > 8 A) -5 B) -6*** C) 6 D) 7 Which number is a solution of the Inequality 6 > z(10 - z) A) 0 B) 1 C) 2** D) 3

    asked by Bri83
  56. Math Universal Set Help

    Suppose U = {1,2,3,4,5,6,7,8}, Is the Universal set, and P = {1,3,5,7}, What is P A) {2,4,6,8} B) {1,2,3,4,5,6,7,8} C) {1,3,5,7} D) {1,3,5,7,8}*** Right??

    asked by Morrrrrrrria
  57. Geography

    Calculate the distance between town a latitude (30n) and town b on(latitude 70)

    asked by Sylvia
  58. English

    Read this excerpt from "The Pardoner's Tale." in which the old man is speaking to the rioters. "Well, sirs, he said, "if it be your design/to find out Death,turn up this crooked way/Towards that grave,I left him there today/Under a tree, and there you will

    asked by marylyn
  59. friction

    Our 10kg mystery box rests on a horizontal floor. The coefficient of static friction is 0.4 and the coefficient of kinetic friction is 0.3. Determine the force of friction acting on the box if a horizontal external applied force is exerted on it of

    asked by WyeCee
  60. math

    1: 4/5 = 8/x + 2 x=4 x=9.5 x = 2 x = 8 2. 2/3 = 1.2/x x = 18 x = 1.8 x = 0.2 x = 10 My answers: 1. x = 8 2. x = 0.2

    asked by PLEASE CHECK MY ANSWERS ASAP!!!
  61. chemistry

    how many moles of potassium hydroxide needed to neutralize one mole of nitric acid

    asked by marake
  62. English

    What are some similarities and differences of Gloria Anzaldua with your own ideas ?

    asked by Karina Gonzales
  63. Math

    The average travel time to work for a person living and working in​ Kokomo, Indiana is 17 minutes. Suppose the standard deviation of travel time to work is 4.5 minutes and the distribution of travel time is approximately normally distributed. What is the

    asked by Promise
  64. History A level

    Examine the contribution of the sans-cullotes in the French revolution

    asked by Rufaro
  65. Math

    Human body temperatures have a mean of 98.20degrees°F and a standard deviation of 0.62degrees°F. ​Sally's temperature can be described by zequals=minus−1.5. What is her​ temperature? Round your answer to the nearest hundredth.

    asked by Promise
  66. math

    12x12x12

    asked by Anonymous
  67. Geography

    List three benefits of farming

    asked by Help Please
  68. Math

    Find the variance for the given sample data. Round your answer to one more decimal place than the original data. 7 7 2 5 1

    asked by Promise
  69. history

    Why did Daoist painters choose water to represent Daoist beliefs?

    asked by harveen
  70. History

    Which accurately describes the role of mercantilism in the role of trade for European countries during the 16th century? european nations aimed to decrease how much merchants were taxed, believe this would increase trade and the nation's wealth european

    asked by malia
  71. Chemistry

    The Haber process developed to produce fertilizer from nitrogen and hydrogen, is governed by the following unbalanced reaction: a N2 + b H2 -> c NH3 . If 10.5 kg of NH3 product is required, how many kg of hydrogen are required if nitrogen is in excess?

    asked by Rachel
  72. math

    determine whether the sequence is arithmetic,geometric,both,or neither. 16,8,4,2,... a.arithmetic b.geometric c.neither d.both

    asked by 7th grade
  73. English

    I appreciate your help. There is a sentence related to a generic noun. 1. The peeled orange weighs a lot for its size. [Is 'the peeled orange' in generic use? Or is it the specific peeled orange? There is a water container, and the peeled orange is sinking

    asked by rfvv
  74. physics

    A boy in a wheelchair (total mass, 46.9kg) wins a race with a skateboarder. He has a speed of 1.30m/s at the crest of a slope 2.35m high and 12.6m long. At the bottom of the slope, his speed is 6.28m/s. If air resistance and rolling resistance can be

    asked by Faith
  75. math

    how do you come up with 4x+x+8

    asked by ashlee
  76. physics

    A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from zero to 5.47m/s in 0.919s. What linear impulse does a 74.1kg passenger in the car experience?

    asked by Laa
  77. math (please help, test tmrw)

    Determine a possible linear function f(x) such that x^2-x-2 < f(x)< x^3-x^2-2x has a solution and state the solution.(the < are supposed to have lines under that indicate less than/equal to) I just don't really get what it's asking. So I factored each

    asked by Laura
  78. physics

    High-speed stroboscopic photographs show that the head of a golf club of mass 230g is traveling at 56.1m/s just before it strikes a 44.6g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 41.4m/s. Calculate

    asked by Jelaa
  79. physics

    High-speed stroboscopic photographs show that the head of a golf club of mass 230g is traveling at 56.1m/s just before it strikes a 44.6g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 41.4m/s. Calculate

    asked by lyn
  80. physics

    A physics professor is going ice skating for the first time. She has gotten herself into the middle of an ice rink and cannot figure out how to make the skates work. Every motion she makes simply cause her feet to slip on the ice and leaves her in the same

    asked by Davii
  81. math

    The height of a square-based box is 4 cm more than the side length of its square base. If the volume of the box is 225 cm3. What are its dimensions? So this is what I did: v = l x w x h v = 1x x 1x x (x+4) v = 2x^2 + 8x 225 = 2x^2 + 8x 2x^2 + 8x - 225 = 0

    asked by Laura
  82. Math

    A mother is 20 years older than her daughter.if the daughter is y years old. (A) How old is the mother? (B) in terms of y how old was the daughter 4 years ago . (C) In terms of y, how old was the mother 4 years .(I) 4 years ago if the ratio of ages was7:3

    asked by Angela
  83. Math

    At a “1/3 off” sale, the sale price of an item is $360. How much money do you save by buying the item on sale? Explain your reasoning clearly.

    asked by Ashley
  84. math

    I accidentally deleted the L2 column on my TI-84 calculator - is there a way to get it back on? Currently it goes L1 to L3

    asked by Carly
  85. Language Arts 8 A

    I don't want test answers or anything, I just want to double check something. Due to recent unfortunate events I have been completely behind in school and NEED to get my Language Arts grade up, by doing that I need to complete the 'Final Draft' for Unit 2

    asked by hELP BEFORE I FAIL.
  86. Math

    A woman makes n baskets and sells them all at the same price (A) If she sells all but 3 of the baskets . she will get 5,700. Express the selling price of a basket in terms of n. (B) If she makes 3 more baskets and sells them all, she will get 7,500. Write

    asked by Angela
  87. Linguistics

    I am reposting this because I did not receive an answer and am still stuck. (a) The lexicon and phrase structure grammar cannot provide hierarchical structures (i.e., trees) for sentences such as the following: -A lion escaped from the zoo yesterday. -An

    asked by Andrea
  88. math

    In the correlation coefficient, what is the difference between r^2 and r? I know the correlation coefficient is r, and to find r you take the square root of r^2, but why do they show r^2?

    asked by Carly
  89. Algebra

    Let "n" be a positive integer. How many points (x,y) in the coordinate plane are there such that x and y are integers and 0

    asked by Laurie
  90. Agriculture

    1; What is advertising 2; 5 media mean s of advertising 3; roles of science and technology in advertising 4; 5 benefits of advertising.

    asked by Angela
  91. Business

    What strategies could I use to re-sell products at the flea market and earn a higher profit? I watched the show the apprentice that this question is based on and in that the winning team chose to have their booth outside and sell women's jewellery and

    asked by S.S
  92. Science

    How would you figure the number of protons or electrons in an atom?

    asked by Anonymous
  93. History

    Which best describes the reason for increased European sailing voyages during the Age of Discovery?Which best describes the reason for increased European sailing voyages during the Age of Discovery? explorers were seeking to find the lost ark of the

    asked by malia
  94. Math

    A sports store has 116 soccer balls. Over 6 months , it sells 8 soccer balls per month . How many soccer balls are in inventory at the end of the 6 months?

    asked by Andrea
  95. maths

    jerry bought a piece of wood 5m long. he used 3/8 of the wood for a frame. and 1/5 to fix a door. he used the remainder of the wood on a kitchen cupboard. what fraction did he use on the cupboard

    asked by indira
  96. physics

    High-speed stroboscopic photographs show that the head of a golf club of mass 230g is traveling at 56.1m/s just before it strikes a 44.6g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 41.4m/s. Calculate

    asked by faith
  97. physics

    A boy in a wheelchair (total mass, 46.9kg) wins a race with a skateboarder. He has a speed of 1.30m/s at the crest of a slope 2.35m high and 12.6m long. At the bottom of the slope, his speed is 6.28m/s. If air resistance and rolling resistance can be

    asked by faith
  98. Math

    What is the greatest odd number less than 250?

    asked by Jue
  99. Math

    The surface area of the Sun is about 4x3.141x(7x10^5)^2 square kilometers. Simplify the expression

    asked by Juan
  100. Math

    We believe that 77​% of the population of all Business Statistics I students consider statistics to be an exciting subject. Suppose we randomly and independently selected 38 students from the population. If the true percentage is really 77​%, find the

    asked by Promise
  101. chem

    what would the equation for this reaction be?; KAL(SO4)2.12H2O crystallizes out when water is cooled enough to cause the soluble ions to coalesce and precipitate out of solution.

    asked by Ty
  102. History

    What was the purpose of the Dutch East Indian Company? it was the worlds largest shipping company in the 16th century and was located in Holland it was a ship-building company in India that was financed and run by the Dutch government it was a multination

    asked by malia
  103. Math

    you mix 2/5 cup of red paint for every 1/4 cup of blue paint to makw 1 5/8 gallons of purple paint. how much red paint and blue paint do u use

    asked by Sasha
  104. Algebra

    1.Is the equation true false or open ? 9p+8=10p+7 A. Open; there is a variable B. True; the expression are the same for all values of the vaiables. False; the expression are never the same 2.Which is the solution of the equation 5-4x=-3? A.0 B.2 C.-3 D.1/4

    asked by Anonymous
  105. math

    you mix 2/5 cup of red paint for every 1/4 cup of blue paint to makw 1 5/8 gallons of purple paint. how much red paint and blue paint do u use

    asked by Anonymous
  106. Chemistry

    What is the precipitation of CaSO4 and Na2CO3 when mixed? What is the net ionic equation?

    asked by Coco
  107. Math

    1. Five medium apples have about 475 calories. Three medium oranges have about 186 calories. Apple:_____________ Orange:____________ ______________ have fewer calories. How do you do this?

    asked by Anonymous
  108. Math

    Find the unit costs. Solve. 6. A. A 15-inch link of silver chain costs $82.99 B. A 15-inch link of gold chain costs $112.59 How do you do this?

    asked by Same Anon
  109. Chemistry

    How do you calculate the heat lost by the hot water in the calorimeter? (Qhot water)

    asked by milo
  110. MATH

    Emma pays $108 every 6 wks for tennis lessons. What is the price per year for tennis lessons? 6 * 7 = 42 days 109/42 = x /365 42x = 39420 x= 938.57

    asked by help
  111. Math

    A rancher wants to fence in an area of 2000000 square feet in a rectangular field and then divide it in half with a fence down the middle parallel to one side. What is the shortest length of fence that the rancher can use?

    asked by Ramin
  112. math

    Find the point on the line 7x+5y−8=0 which is closest to the point (−1,−1).

    asked by Ramin
  113. Algebra

    In assembling her bookshelves, Keri finds that she needs a bolt that'll reach through 5/8 inch wood, a1/8 inch thick washer, & a 1/4 inch thick nut. How long must the bolt be?

    asked by Anonymous
  114. Algebra I

    what is the slope of the line that passes through the points (-2,5) and (1, 4)?

    asked by Anonymous
  115. math

    write the phrase as an expression... 7 more than the quotient of a number y and 5

    asked by robin
  116. Math

    Identify the two numbers less than 20 with the most factors.explain how you solve the problem

    asked by Raelynn
  117. 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 by Dylan
  118. Writing - College

    Hello! I am in need of some assistance, please! I have to write a personal response essay based on an interview I conducted, and it needs to be between 1,000 to 1,500 words. I was actually here just the other day, asking for help on how to lay out the

    asked by Emily
  119. Science

    what will my space instruments need to do? its basically asking me what instruments I need and what they need to do for space travel, help anyone ?

    asked by blynn
  120. Chemistry

    How do you calculate the heat gained by the calorimeter after adding aluminium?

    asked by kevin
  121. Physics

    Tucker, from a 20 m tower, throws a ball horizontally that travels a distance of 60 m. At what speed, in m/s, is the ball thrown?

    asked by Sam
  122. Chemistry

    Back again with another problem :) How do you calculate the enthalpy change, in kJ/mol for the reaction of copper(II) sulfate? 0.0210 mol of copper sulfate was added to 25 cm3 of water. The temperature increased by 14°C. The specific heat capacity of

    asked by Autumn