Questions Asked on
October 1, 2019

  1. math

    Which table shows a function that is decreasing only over the interval (–1, ∞)?

    asked by jerry
  2. algebra

    Your goal is to save at least $360.00 over the next 6 weeks. How much money must you save each week in order to meet that goal? Write and solve an inequality. A. 6 + x ≥ 360; x ≥ 354 B. 60x ≤ 360; x ≤ 10 C. x over 6 ≤ 360; x ≤ 2,160 D. 6x ≥

    asked by hipniblet
  3. Math

    If 3,p,q,24 are consecutive terms of an exponential sequence. Find the value of p and q.

    asked by Lucy
  4. Maths

    Sally drove 560 miles in her car. The car travelled 34.5 miles for each gallon of petrol used. Petrol cost £1.08 per litre. 1 gallon = 4.55 litres. Work out the cost of the petrol the car used in October.

    asked by Haris
  5. Mathematics

    Solve the simultaneous equations, giving your answers in base two. 11x +11y =1001 10x - y =11 Pls help

    asked by Fatai Teslim
  6. Math

    A farmer wants to fence in an area of 15000 m² in a rectangular field and then divide it into half with a fence parallel to one sides of the rectangle. How can he do this so as to minimize the cost of the fence?

    asked by Gwapo
  7. math

    Tournament scores for 92 golfers are distributed normally. Two statistics from this tournament are given below. Mean score: 74 Standard Deviation: 2.5 (Refer to the given golf tournament statistics.) What is the approximate percentage of golfers that

    asked by tay
  8. Math

    On which interval is log(5 – x) negative?

    asked by JJ
  9. Math

    A barrel of jelly beans stands inside a candy shop. Which of these processes uses statistics to estimate the percentage of strawberry jelly beans that are in the barrel? A. Take a scoop of jelly beans from the barrel; find the percentage of strawberry

    asked by Cassie
  10. geography

    How has urbanization affected population distribution in the United States? please?

    asked by marlyn
  11. english

    Which of the following quotations from the text describes the setting of Maya Angelou's "I Know Why the Caged Bird Sings"? A."The girls often held hands and no longer bothered to speak to the lower students." *** B."Parents who could afford it had ordered

    asked by hipniblet
  12. Chemistry

    Silver chloride[solid] and sodium trioxonitrate(v)[aqueous] can be separated by which separation techniques

    asked by Dharmy
  13. math

    Tournament scores for 92 golfers are distributed normally. Two statistics from this tournament are given below. Mean: 74 Standard Deviation: 2.5 What is the approximate percentage of golfers that scored higher than 79?

    asked by tay
  14. science

    When an electric current is passed through water during the process of electrolysis, two gases are formed. One gas has a boiling point of negative 183 degrees celcius and the other has a boiling point of negative 253 degrees celcius. Has a physical or

    asked by Marius
  15. math

    A researcher suspects that a new popular food supplement has substantial negative health effects. What procedure would be most appropriate for a study aimed at clarifying this issue? A. Recruit volunteers from the local college and randomly assign them to

    asked by Bailey
  16. math

    Which graph represents the solution to the given system? y = –4x + 4 y = 1/2x – 2 i know theres no graphs included, but can someone explain to me how to solve this please?

    asked by hipniblet
  17. math

    Which describes a random selection procedure? A. A computer program randomly selects 100 students, splits the list in half alphabetically, and accordingly sends one of the two new forms of the report card. B. A flip of a coin determines which of the two

    asked by James
  18. science

    How do scientists use relative and absolute dating and the geologic time scale to organize Earth's 4.6-billion-year-old history?

    asked by god
  19. english

    Identify the part of speech for the underlined word. The storm remains a threat to the coastal village. A. action verb B. linking verb *** C. direct object D. indirect object

    asked by hipniblet
  20. physics

    If a bat with a mass of 5 kg and acceleration of 2 m/s2 hits a ball whose mass is 0.5 kg in the forward direction, what is the reaction force of the ball on the bat? 10 N, backward 0.5 N, upward 10 N, forward 0 N, forward I suck at physics, please help!

    asked by anon
  21. algebra

    One student will be randomly selected out of 100 as follows. 1. Each student will be assigned a number with the digits 1 through 5 allowed. 2. Several wheels with five sectors labeled 1 through 5 will be spun, and a number will be read from each wheel. 3.

    asked by tay
  22. precalculus

    A study investigated whether injecting mice with a certain hormone would affect the time it takes them to learn a task. Learning times of 12 mice with the hormone injected were compared with those of 12 mice without the hormone injected. The mean of the

    asked by Sara
  23. English

    What are the indications that there is are black knight in his territory?

    asked by Pema
  24. Math

    One brand of canned salmon is sold in four different sizes. Size A The 7 1/5 -ounce can costs $3.49. Size B The 16 1/2 -ounce can costs $6.49. Size C The 24 3/4 -ounce can costs $8.49. Size D The 30 2/3 -ounce can costs $10.99. What is the unit rate for

  25. History

    How did the publication of Martin Luther’s 95 Theses affect European understanding of government?

    asked by Vasthy
  26. social studies

    What conditions most directly resulted from the Imperial Crisis? Select the three correct answers. A. adoption of Christianity as official religion B. devaluation of money and high inflation C. increase in taxes and greater disparity D. ongoing civil wars

    asked by HELP
  27. algebra

    how do i round the square root of - 86 to the nearest integer

    asked by hunter connor
  28. math

    An enclosed field is made up of three sections: • One section is a 10-yard by 10-yard square. • Another section is a larger square. • A third section is rectangular with a width of 10 yards. It shares a side with the larger square. The total area of

    asked by Kelly
  29. Calculus

    Steve thinks that he has a fair coin with equal probability of landing head or tails. He is ready to change his mind if in a long enough series of flips the coin will land on the same side. Steve decided that "long enough" means the probability of a fair

    asked by boo
  30. Algebra

    Write an equation of the line passing through each of the following pairs of points. (5, 7), (−6, −3)

    asked by Helen
  31. Math

    I'm playing a riddle game thing and one of the questions is "How many dollars does Johnson & Johnson make every 20 seconds?" I found that they make 81.1 billion dollars yearly, but I have no clue how to get it to 20 seconds. Help?

    asked by Anonymous
  32. Algebra

    Can anyone simplify what deductive reasoning is? I know what inductive is, but i dont understand deductive reasoning. can anyone help? i need answers asap

    asked by DIGGLE DOGE
  33. science

    When ice melts, the volume of water is smaller than the volume of the ice. How does the mass of the water compare to the mass of the ice?

    asked by ridreck
  34. math

    Points​ P, Q,​ R, and S are collinear. Point Q is between P and​ R, R is between Q and​ S, and PQ overbar congruent RS overbar. If PSequals30 and PRequals23​, what is the value of​ QR

    asked by bunz
  35. Art

    Art can have many purposes. What is the most likely purpose of this art? A: Art as a utilitarian tool B: Art as a historical tool C: Art as an entertainment tool D: Art as an expressionist piece The picture shows a lot of robots in one area

    asked by Anime_Fan0945
  36. Algebra

    A minor league baseball team plays 89 games in a season . If the team won 17 more than twice as many Games as they lost. How many wins and loses did the team have?

    asked by Liz
  37. Art


    asked by HELPS PLS
  38. World History

    How did Darius govern over the vast Persian Empire? A. He divided the empire into provinces and appointed leader for each province. B. He banned local customs and imposed Persian ways on all people. C. He created a uniform set of laws that applied to each

    asked by Mouse User
  39. chemistry

    In today’s exercise, you will separate a heterogeneous mixture of salt, sand, and chalk (calcium carbonate, CaCO3). Salt is the only compound in this mixture that readily dissolves in water, so washing the mixture with water will remove it from the other

    asked by dd
  40. Math

    Which theorem states that the measure of the exterior angle of a triangle is equal to the sum of the measures of the two remote interior angles of the triangle? A. Triangle Sum Theorem B. Remote Interior Angle Theorem C. Exterior Angle Theorem D. Exterior

    asked by Help
  41. physical science

    i dont understand this question:( Study Figure 10-3. How much nitrogen-14 will be produced from a 200-g sample of carbon-14 after 17,190 years?

    asked by hipniblet
  42. math

    Lynn has two jobs. She earns $7.50 per hour as the hostess for a restaurant and earns $10 per hour babysitting for a neighbor. Lynn babysat for 11 hours. How many full hours will she need to work at the restaurant to earn at least $150 total? Use only the

    asked by Kelly
  43. Science

    What element has 7 Valence Electron and 3 energy levels?

    asked by ineedhelp
  44. algebra

    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

    asked by hipniblet
  45. college math

    A company finds it can produce 5 heaters for $ 1750​, while producing 10 heaters costs $ 2900. Express the​ cost, y, as a linear function of the number of​ heaters, x. Express the​ cost, y, as a linear function of the number of​ heaters, x. y=

    asked by jordyn
  46. Calculus

    An aircraft pilot wishes to fly from an airfield to a point lying S20oE from the airfield. There is a wind blowing from N80oE at 45 km/h. The airspeed of the plane will be 550 km/h. (a) What direction should the pilot steer the plane (to whole degree)?

    asked by Anon
  47. Physics

    A particle with a charge of -3.2 μC and a mass of 4.0 x 10-6 kg is released from rest at point A and accelerates toward point B, arriving there with a speed of 58 m/s. The only force acting on the particle is the electric force. What is the potential

    asked by Anon
  48. Programming

    Why is the output of the code 14, not 8 : alpha=3+5=8? public class Application4{ public static void main(String[] args) { int alpha=3; int beta=5; switch (beta){ case 3:alpha=alpha+3; case 4:alpha=alpha+4; case 5:alpha=alpha+5; default:alpha=alpha+6; }

    asked by Ashley
  49. Algebra

    Solve using long polynomial division (5x^2-x^2+x-2)/(x^2+2)

    asked by Omar
  50. chemistry

    Calorimeter lab. What is the change in enthalpy for magnesium after the reaction with vinegar? vinegar is 60ml magnesium is 0.7g T1 = ? T2 = 31.8°C find the initial temperature if 123.4 KJ energy has been released. THIS IS ALL THE INFORMATION THAT I GOT

    asked by anonymous
  51. physics

    There is two match officials carry an injured rugby player from a rugby field on a stretcher. The rugby player weighs 95kg and the stretcher is 2.5 m long. One of the stretcher-bearers (bearers A) is able to lift a weigh of 60kg; the other (bearer B) is

    asked by Candace
  52. Government

    This is my answer and the comment for it was to answer in the greater detail could you tell me where I can expend my answer? Thank you. 1. In your opinion, what is the importance of the United States being "a nation of law, not of any individual, or group

    asked by Abi
  53. Algebra

    The cost for class trip is $5 per student plus$100 for the bus. Input(x) rule output(x) 18 22 24 30

    asked by Nicole
  54. Calculus

    What are the y-intercept and x-intercept of y= x-1/x^2-2x+5

    asked by Hanna
  55. Math

    4, 12, 16, 48, 64, 192,__? What is the next number in the series?

    asked by Sophia
  56. Math!

    12. Match each point with one of the following fraction: 1/8,1/4,7/8,5/8 0 1 O A=5/8,B=7/8,C=1,4 D=1/8 O B=1/8 A=1/4 C=5/8,D=7/8 OA=1/4,B=1/8, C=5/8,D=7/8****This my answer! O A=5/8,D=7/8,C=1/4,D=1/8 IS THAT CORRECT ANWER PLS HELP

    asked by xXxQueenWolfiexXx
  57. Civics

    Which of the following is a law passed by congress A. common law B. Constitutional law C. Natural law D. Statutory law Which is the only crime defined in the constitution? A. Treason B. Bank robbery C. Murder D. Arson Which of the following happens if

    asked by Oof
  58. health

    Is 115.2Ib a good weight for a 13 year old, petite, girl?

    asked by May
  59. social studies

    What was Alexander Hamilton’s main reason for insisting that all the nation’s debts must be paid in full? A. so the country could borrow in the future B. so the country would be seen as a world leader*** C. because many citizens needed the money D.

    asked by help
  60. Math

    1. x/5 _______ _____ y/20|_______| ________________| | Y x/25 y/4 |_____________________| Tile X Bathroom Using the diagram above(that i tried to replicate out of ascii), if rectangular tiles are used to completely cover the L shaped bathroom floor without

    asked by Nahil
  61. math

    use aninterger to describe the situation A debt of $32

    asked by Anonymous
  62. math

    write each mixed number as an improper fraction 1 7/8

    asked by kiemonii 13 years old
  63. english

    Which of the following topics is the clearest example of the informative purpose? editorial published in newspaper B.a critique of a new book by a librarian C.a report describing the dangers of a particular sport *** interview between a celebrity

    asked by hipniblet
  64. english

    Use the graph to answer the question. Which excerpt from An Inconvenient Truth would be best demonstrated by the graph? A.“But when too much of the atmosphere is made up of greenhouse gases, it leads to global warming.” *** B.“The amount of CO2 in

    asked by hipniblet
  65. english

    The date, time, and location of a local robbery would most likely be included in A. a feature article. B. an editorial article. C. a hard news article. *** D. a letter to the editor.

    asked by hipniblet
  66. Math

    Y-11square Root Y +24=0

    asked by Mubarak
  67. math

    An animal shelter has 1008 cats, dogs, and rabbits. The ratio of the number of dogs to the number of cats in the animal shelter is 3:7. The ratio of the number of rabbits to the number of dogs is 2:5. How many rabbits are there in the shelter? Show how to

    asked by Anonymous
  68. English

    Choose the term that describes the underlined phrase. When you’re finished, please lock the door. A. adverbial clause*** B. adjective phrase C. infinitive phrase D. appositive phrase

    asked by hipniblet
  69. American History

    Please Help Quick They say its B is it right Why did the Puritans open schools in every town they settled? A. to teach people about democracy B. so children could learn to read the Bible C. so newcomers could learn Puritan laws D. to keep children from

    asked by Nic
  70. Pre Algebra

    In the figure shown, lines 1 and 2 are parallel. The sum of the measures of angles 4 and 5 is 150 °. What is the measure of angle 1?

    asked by Tori
  71. Math

    In a train, the ratio of the number of males to the number of females is 5:6. At a train station, 8 males got off the train. The ratio of the number of males to females is now 3:4. Find the number of people in the train now.

    asked by Anonymous
  72. Math

    An anatomy model of an adult human is 7 inches tall. Most adult humans are between 5 feet and 6 feet tall. What is the approximate scale factor of the model? A. 1/20 B. 1/10 C. 10 D. 20

    asked by HELP PLEASE
  73. Math

    If two quantities are directly, which must be true of a graph showing relationships between them? Select all that apply. A. The graph is a curve B. The point on the graph are connected C. The graph increases from left to right. D.the points of the graph

    asked by Kid
  74. english

    Choose the term that describes the type of sentence shown. If you are in line early, you’ll be sure to get the best tickets. A. compound-complex B. complex *** C. compound D. simple

    asked by hipniblet
  75. History

    1. Why did the British want to expand control into the Ohio Valley in the mid 1700s? A.To force the French out of North America***** B.To put French settlers there under English rule C.To demonstrate Britain’s strength to France and Spain D.To gain

    asked by meh
  76. Pre Algebra

    Determine the measures of ∠L and ∠M When N is 48

    asked by Tori
  77. Algebra

    I need help with this assignment. The directions confused me. I cannot measure a room because I don't have the supplies and I don't have paper either. Here are the directions: Try It The best way to explain a process is to first follow the process

    asked by Jasmine
  78. Pre-Algebra

    2^-4=-2 x -2 x -2 x -2 = -16 A. Taylor changed the negative exponent to a negative base. The problem should be 2^-4=1/2^4=1/2x2x2x2=1/16**** B. Taylor did not multiply correctly. The answer should be 16. C. Taylor made the answer positive. The answer

    asked by Anonymous
  79. Math

    what decimal equivalent to 3/50 1.6.0 2.0.6 3.0.06 4.0.006

    asked by Jordan
  80. Chemistry

    Determine the enthalpy of formation for chlorine trifluoride, C1F3(g). 2C1F3(g) + 2NH3(g) --> N2(g) + 6HF(g) + Cl2(g) +1.200*10^3 KJ

    asked by anonymous
  81. math

    15 slips are numbered from 1-15 and placed in a hat. one slip is drawn at random, find the probability that the slip is divisible by 3.

    asked by sara
  82. math

    what is the range of 12,24,15,26,16,and 18

    asked by need help ASAP
  83. Math

    diameter of a white blood cell under magnification appears to be 0.3 centimeters. What is the diameter of the white blood cell in millimeters?

    asked by I
  84. Math

    Roll a dice twice. What are the chances you'll get a 2 and a 4?

    asked by Anonymous
  85. Math

    PLEASE HELP( just want a explanation or a way to slove this( The diameter of a white blood cell under magnification appears to be 0.3 centimeters. What is the diameter of the white blood cell in millimeters?

    asked by Izzy
  86. math

    An anatomy model of an adult human is 7 inches tall. Most adult humans are between 5 feet and 6 feet tall. What is the approximate scale factor of the model?

    asked by Jaxon
  87. social studies

    Use the drop-down menu to complete the sentence. The western Roman empire finally collapsed due to --------------------------------------------------------------------- - attacks by the Persians - civil wars between army commanders - attacks by Germanic

    asked by shane dawsons new series
  88. Health

    what is a blastocyst -a solid mass of about one thousand cells -a two-celled developing structure -a zygote covering to prevent sperm from entering -a sphere of cells surrounding a hollow center

    asked by roseee
  89. Social studies

    Tibetans are an ethnic minority in Blank? A.China B.Japan C.North Korea D.South Korea

    asked by Help
  90. Math

    Determine whether y varies directly with x. If so, find the constant of variation k and write the equation. X Y 7 11 8 13 9 15 10 17 I’m not quite sure how to answer this and I’m super behind on work.

    asked by Name
  91. Physics

    A small 6.90-kg rocket burns fuel that exerts a time-varying upward force on the rocket. This force obeys the equation F=A+Bt2. Measurements show that at t=0, the force is 119.0 N , and at the end of the first 2.40 s , it is 193.0 N . Part A Find the net

    asked by A
  92. physical science

    i have trouble with balancing nuclear equations, can someone help please? What particle will balance the following nuclear equation?

    asked by hipniblet
  93. Social Studies

    Guys, I understand it's a bit much to read but please. I need these answers checked today. In order for me to finish my other essay, I need to have assignments completed, and these are one of them. So please, help me out with this. Thank you. 1. Which is a

    asked by 𝓒𝓻𝔂𝓼𝓽𝓪𝓵 𝓢𝓷𝓸𝔀
  94. physical science

    An artifact contains one-fourth as much carbon-14 as the atmosphere. How old is the artifact? Use Figure 10-3 to answer this question.

    asked by hipniblet
  95. physical science

    A sample of phosphorus-32 has a half-life of 14.28 days. If 55 g of this radioisotope remain unchanged after approximately 57 days, what was the mass of the original sample? help please, im confused.

    asked by hipniblet
  96. Math

    An airplane is at an an altitude of 3300 feet. It ascends 800 feet a minute for 3 minutes. What is the new altitude? 800 x 3=2400 3300 2400 -------- 5700 is this right

    asked by Johnnie
  97. Physics

    The resultant of forces x and y will be greatest when the angle between x and y is. answer please

    asked by PINEGA BELA
  98. chemistry


    asked by JAY_ndabeh
  99. Math

    If you walk 25 minutes a day 5 days a week how much time will spend walking over 20 weeks

    asked by Dorothy
  100. Science

    A 10.0 kg animal is running at a rate of 3.0 m/s what is the kinetic energy of the animal

    asked by joshuA
  101. social studies

    which innovation allowed people and good to travel across country within a week

    asked by nunu want help
  102. Math

    Farmer Brown has cows and ducks. There is a total of 148 "feet." Figure out how many of each Farmer Brown has. Could someone help me with this question.

    asked by Ashley
  103. Science

    List four methods that modern mapmakers use to make accurate maps.

    asked by SALLY
  104. Math

    The bearing of X from Y is 045 and of Z from Y is 145 ,where X,Y and Z are three points in a plane .if You is equidistant from X and Z find the bearing of Z from X

    asked by Latifa
  105. Algebra

    If a right triangle has one leg measuring 27 inches and one leg measuring 22 inches, what is the length of the hypotenuse to the nearest inch?

    asked by Help
  106. Math

    Farmer Brown has cows and ducks. There is a total of 148 "feet." Figure out how many of each Farmer Brown has. Could someone help me with this question.

    asked by Ashley
  107. chemistry

    *Please help I don't know how to do any* *THE EXPLANATION* Lacy obtained a dry empty flask with a stopper and placed it on an analytical balance. She found the mass to be 36.765 g. Lacy then completely filled the flask with distilled water and forced all

    asked by Lexy
  108. math

    3. ONLY ONE of these statements about multiplying decimals is true. Please click on the correct statement: * 4 points When multiplying decimals, do not align the decimal points. Multiply the decimals as you would multiply whole numbers. Then count the

    asked by Elliot
  109. Math

    Clark wants to give baseball cards to each of his friends. If he gives 6 cards to each of his friends he will have five cards left if he gives eight cards to each of his friends he will need 7 more cards how many friends is he giving the cards to

    asked by Anonymous
  110. physics

    a stone projected from a catapult with aspeed of.60m/s attains a height of 120m 1:time of flight 2:angle of projection 3:range attained

    asked by john
  111. chemistry

    ensity of Unknown Liquid: Lacy obtained a dry empty flask with a stopper and placed it on an analytical balance. She found the mass to be 36.765 g. Lacy then completely filled the flask with distilled water and forced all the air out with the stopper. She

    asked by Lexy
  112. Chemistry

    write the ground and ionic electronic configuration of the following atomic numbers ; 16,49,35,48, 39?

    asked by El chapo
  113. Math

    What is -11+|-19| Is it -30?

    asked by Starfire77712
  114. math

    Which is a solution of the equation y = 2x + 5? A. (5, 20)*** B. (6, 12) C. (3, 11) D. (4, 14)

    asked by hipniblet
  115. math

    (Estimate) kaylynn earns 8.75$ per week and she works for 37.5 hours estimate how much kaylynn earns in a week

    asked by brianna
  116. Algebra 1

    Less than 39 of the orange trees were lost during the frost last month. Write and graph an inequality for the situation above would the answer be x

    asked by Amber
  117. Science

    _____ describes the life cycle of a star. Nuclear fusion Nebular clouds Stellar evolution The big bang

    asked by Lily
  118. algebra

    A company finds it can produce 25 heaters for $ 6100​, while producing 30 heaters costs $ 7200. Express the​ cost, y, as a linear function of the number of​ heaters, x. y=

    asked by jordyn
  119. math

    The cost and revenue functions for producing and selling x units of a product are given. Cost and revenue are expressed in dollars. Upper C left parenthesis x right parenthesis equals 36 comma 048 plus 11 x Upper R left parenthesis x right parenthesis

    asked by jordyn
  120. algebra

    Solve. vertical bar z minus 8 vertical bar equals 4 A. z equals negative 4, z = 4 *** B. z equals negative 12, z = 12 C. z equals negative 12, z equals negative 4 D. z = 4, z = 12 im confused, can someone explain it to me please?

    asked by hipniblet
  121. Language

    unscramble sdettaietnsu

    asked by Courtney
  122. Programming

    Design an algorithm that accepts two values, the hourly rate and the number of hours worked by an employee. If the number of hours exceeds 40, then the excess hours should be paid at an overtime rate of twice the hourly rate. Calculate wages (including

    asked by Ramesh
  123. math

    a student answered 86 problems on a test correctly and recieved a grade 98%.How many problems were on the test, if all the problems were worth the same number of points? (Round to the Nearest whole number.)

    asked by kj
  124. Algebra

    Write each equation in slope-intercept form of the equation of a line. Underline the slope and circle the y-intercept in each equation. 3x+4y–12=0

    asked by Helen
  125. algebra

    For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. x y 4 28 6 48 8 72 A.yes; y = 2x B.yes; y = 5x C.yes; y = 7x; y does not vary directly with x. ***

    asked by hipniblet
  126. Calculus

    Using a specific example, prove the vector property: For vectors u⃗ and v⃗ and scalar p > 1, show p(u⃗ +v⃗ )=pu⃗ +pv⃗ . It works for all p-values, but I am asking you to narrow your examples to a semi-specific example. (The squares mean its a

    asked by Anon
  127. chemistry

    What is the enthalpy change when 4.608 g of ethanol, C2H5OH(ℓ), undergoes complete combustion? C2H5OH(ℓ) + 3O2(g) --> 2CO2(g) + 3H2O(ℓ) + 13 668 kJ my answer: N (C2H5OH) = m/M n = 4.608g / 46.08 g /mol n= 0.1000 mol the question said to use this

    asked by anonymous
  128. math

    What is the solution of the system? y equals 9 x minus 2 line break y equals 7 x plus 3 A. left parenthesis negative 5 over 2 comma negative 29 over 2 right parenthesis B. left parenthesis 5 over 2 comma 41 over 2 right parenthesis C. left parenthesis 2

    asked by hipniblet
  129. Math

    A study investigated whether injecting mice with a certain hormone would affect the time it takes them to learn a task. Learning times of 12 mice with the hormone injected were compared with those of 12 mice without the hormone injected. The mean of the

    asked by JJ
  130. History

    9. What attracts thousands of visitors to missions in Texas each year? A. Spanish-influenced historic architecture**** B. Natural views of rugged landscape C. Unique wildlife, including migratory birds and rare sea turtles D. Historic information about

    asked by please help :,,,,(
  131. Math

    A person runs 1 4 of a mile in 1 32 of an hour. Compute the unit rate by setting up a complex fraction and simplifying

    asked by yeet
  132. Math

    Farmer Brown has cows and ducks. There is a total of 148 "feet." Figure out how many of each Farmer Brown has. Could someone help me with this question. I do not understand this some please help me

    asked by Ashley
  133. Math

    Cows have 4 legs, chickens have 2 legs, so cows ---x , chickens ---- y 4x + 2y = 148 2x + y = 74 y = 74 - 2x Could you tell me where the 74 come from I still do not understand it

    asked by Ashley
  134. Math

    solve in the number 488 the 8 in the ones place is how many times the value of the 8 in the tens place

    asked by Johanna
  135. Chemistry

    A solution of a drug was freshly prepared at a concentration of 225 ug/mL. After 15 days in solution, the drug concentration in the solution was 147 ug/mL. Assuming first order kinetics, when will the drug decline to one-half of the original concentration?

    asked by Lauren
  136. Math

    2/3X + 15=17 I am having trouble doing this. Can someone please help me step by step.

    asked by Patrick
  137. Math

    The price of a stock decreased $2 per day for four consecutive days. What was the total change in value of the stock over the four-day period?

    asked by Emily