Questions Asked on
November 18, 2015

  1. Statistics

    An urn contains three yellow,four green and five blue balls. Two balls are randomly drawn without replacement. Find the probability of the following events: a.both balls are blue. b.the first ball is green and the second yellow. c.there is one green and

    asked by Dominiq
  2. PHYSICS

    A meter stick lies along the x-axis, centered at the origin. An upward force of 6.0 N is applied at x = 30 cm, and an upward force of 8.0 N is simultaneously applied at x = −40 cm. What is the net torque on the meter stick, taking into account usual sign

    asked by Anonymous
  3. math

    estimate the product. choose a method. 63×19

    asked by tasha
  4. statistics

    how even numbers greater than 40,000 may be formed using the digits 3,4,5,6,and 9 if each digit must be used exactly once in each number?

    asked by sharfun
  5. Chemistry

    Calculate the density of methane gas, CH4, in kilograms per cubic meter at 25 degrees C and 956 mmHg. I got .8252 g/L but am getting confused with the converting units.

    asked by Sarah
  6. Chemistry (Check)

    What is the volume of the gas in a balloon at -195 degrees C if the balloon has been filled to a volume of 5.0L at 25 degrees C? Vf = 1.3L

    asked by Sarah
  7. Chemistry

    Calculate the pressure of 4.80g of ozone, O3, in a 2.45 L flask at 25 degrees C. Assume that the ozone completely decomposes to the molecular oxygen. 2O3(g) --> 3O2(g) Calculate the pressure inside the flask once the reaction is complete.

    asked by Sarah
  8. Business Calculus

    The skeleton has lost 56 percent of their carbon-14. The constant proportionality is approximately k=0.000124. Estimate the age of the bones.

    asked by Amy
  9. chemistry

    please show the step by step for theoretical yield /yield % of 1.963g NaHCO3-Na2CO3

    asked by Anonymous
  10. Chemistry

    Silver chloride has Ksp=1.6x10^-10 and silver cheomate has Ksp=9.0x10^-12. We have 1.00 liter of a solution contains both nacl(0.10M) and Na2cro4(0.10M) solid AgNo3 is added slowly and the solution is stirred well. a) which precipitate first Agcl or

    asked by Anonymous
  11. SS PLZ HELP ME ASAP

    What are the two major forces that shape and reshape earth? Describe how each one works. plz plz plz help me there are no answer choices hope u can still help

    asked by #AriannaGirl :)
  12. Ancient History

    How did the Roman people feel about Rome being shifted to an Empire from a Republic? I cannot seem to find anything so far from any reputable sources, so if you could suggest some, that would be appreciated

    asked by Emma
  13. Algebra II

    How can you completely factor the following polynomial: 6x^5-51x^3-27x

    asked by Jack
  14. math

    If rt=3+t²,then dr∕dt=−−−−−−

    asked by Haroon Gondal
  15. Lang arts

    which word choice supports the idea that the author has a positive point of view of rolling skating? A. been around since 1700 B. loved winter ice skating C. hard to roll D. more popular p.s I am on connections academy

    asked by dasha
  16. Finance

    Mr Joe is trying to plan for retirement in 10 years, and currently he has RM150,000 in a saving account and RM250,000 in common stocks. In addition, Mr Joe plans to add to his savings by depositing RM8,000 per year at the end of each year for the last 5

    asked by Noorain
  17. History

    were there any similarities between the roman emperors nero and caligula, and the roman general mark antony?

    asked by Gemma
  18. maths

    a mathematics question contained 20 items. every wrong answer scores -2marks, every correct answer scores 4marks and no mark for no answer. find the maximum possible score

    asked by Elijah
  19. mathss

    ( )+ ( ) +( )=30.to find the answer in this numbers.1,3,5,7,9,11,13,15

    asked by surumi
  20. Analytic Geometry

    A line Q has an equation of x+5y+5=0. Find the equation of the line that is "perpendicular" to Q an passes through (3,1). Find the equation of the line that is "parallel" to Q and passes to through (3,1). Find the equation of the line that passes through

    asked by Kimbaza
  21. math

    a mathematics question contained 20 items. every wrong answer scores -2marks, every correct answer scores 4marks and no mark for no answer. (a) find the minimum possible score (b) Tembo had 10 correct answers, 8 wrong answers and 2 no answers. What was his

    asked by chisenzi
  22. English

    In indirect speech, is it correct to write Joe asked Nelson when did Gabriel reach home or when Gabriel had reached home. Please explain

    asked by Ramesh
  23. Analytic Geometry

    A line Q has an equation of x+5x+5=0. Find the equation of the line that is "perpendicular" to Q and passes through (3,1). Find the question of the line that is "parallel" to Q and passes to through (3,1). Find the equation of the line that passes through

    asked by Kimbaza
  24. chemistry

    At room temperature (25 °C), the gas ClNO is impure because it decomposes slightly according to the equation 2ClNO(g) Cl2(g) + 2NO(g) The extent of decomposition is about 4%. Based upon this, the approximate value of ΔG°298 for the reaction at that

    asked by annoymous
  25. math

    In a class of 30 students, 18 offer mathematics (M), 15 offer science (S) and 13 offer english (€). The number of students who offer all the three subjects is equal to the number of students who do not offer any of these subject. 10 students offer both

    asked by Ethel
  26. math

    Twice the sum of two numbers exceed three times their difference by 8, while half the sum is one more than the difference. What are the numbers?

    asked by Marie
  27. math

    If the digits of the number are reversed, the number is increased by 36. The sum of the digits in the number is two and one–half times their difference. What is the number?

    asked by Marie
  28. math

    The sum of two numbers is a twice the bigger number minus the smaller is 17. Find the two numbers

    asked by che
  29. Math

    A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8

    asked by Mesh
  30. Physical science

    A train with a mass of 200,000 kg manages to brake to a speed of 3 m/sec before colliding with a truck with a mass of 2,000 kg that is stuck on the track. What speed does the truck move away from the train.

    asked by John
  31. Math

    A Company manufactures two products X and Y by means of two process A and B. The maximum capacity of process A is 17500hours and of process B 400hrs. Each unit of product X requires 3hours in A and 2 Hours in B, while each unit of product Y requires I hour

    asked by Mesh
  32. chemistry

    Maximum mass of water in combustion of 20g hydrogen?

    asked by Anonymous
  33. math

    (sin x+tan x) if x=pi/3

    asked by arshad raza
  34. Physics

    Tarzan tries to cross a river by swinging from one bank to the other on a vine that is 11.2 m long. His speed at the bottom of the swing is 7.0 m/s. Tarzan does not know that the vine has a breaking strength of 1.0 ✕ 103 N. What is the largest mass that

    asked by Jackson
  35. physics

    A fence post is 52.0 m from where you are standing, in a direction 37.0 degree north of east. A second fence post is due south from you. What is the distance of the second post from you. If the distance between the two posts is 80.0 m?

    asked by tweetie
  36. Intro to Chemistry

    Does the Periodic table have any kind of pattern for brittleness? If so, what is it? For example, the elements on the left are more brittle, while the ones on the right are less brittle.

    asked by Claire
  37. Science

    1. Which organisms are capable of converting gaseous nitrogen in the air into a form that other living organisms can use? (1 point) A.)nitrogen-fixing bacteria B.)denitrifying bacteria C.)decomposers D.)producers 2. Which step in the nitrogen cycle is

    asked by YRN DJ
  38. SQL PROGRAMMING INFORMATION SYSTEMS

    In the following SQL query why do they have an independent letter then period then the table name? I seemed to have missed something in the reading and cannot find it for the life of me SELECT D.DNAME, E.ENAME FROM DEPT D LEFT OUTER JOIN EMP E ON D.DEPTNO

    asked by Phil
  39. Physics

    Kim an entrepreneur students walks 20m,30°NE,then turns N 30m,and takes 40m W and finally 20m 45°SE to reach the building for his next class.what is kims total displacement

    asked by Anie
  40. Maths

    Jill spent 40% of her money . If she had €120 left , how much had she at the start ?

    asked by Kate
  41. AP Human Geography

    1. What role does migration play in the geographic pattern? 2. How about interaction & isolation after migration takes place? 3. When do dialects begin to become so different that they may be viewed as a different language? 4. How has the Internet

    asked by Sara
  42. physics

    A fence post is 52.0 m from where you are standing, in a direction 37.0 degree north of east. A second fence post is due south from you. What is the distance of the second post from you, if the distance between the two posts is 80.0 m?

    asked by tweetie
  43. lanuage arts

    Which value is reflected in Heracles?

    asked by aamir
  44. English 2

    Write an essay of at least 250 words that describes and explains examples of figurative language you found in Animal Farm when you completed your response journal on that topic. Include one example of each of the five types of figurative language from the

    asked by Selena
  45. culinary arts

    what is the answer if you buy 2 lbs of squash and the squash costs $2.05 a pound?

    asked by Roberto
  46. english 9a

    which of the following statements would best state the main theme of the call of the wild? 1.)True courage cannot be learned. 2.)have faith in the values of humanity 3.)it id better to be clever then strong 4.)we are driven by our ancient animal instincts

    asked by lizzie duran
  47. geometry

    given: -n+6=8n+6n prove:n=0

    asked by sarah
  48. Health ASAP

    12. Spinach and other leafy green vegetables are nutrient-dense foods. (1 point) true * false 13. Most of the absorption of nutrients into the bloodstream takes place in the large intestine. (1 point) true false * 14. Every person has the same calorie

    asked by Pie
  49. physics

    A pistol of mass 2 kg fires a bullet of mass 50 g. The bullet strikes a stationary block of mass 1 2 kg. If the block, with the bullet embedded in it, moves with a velocity of 4 m/s, the recoil velocity of the pistol will be (Ignore friction and air

    asked by aparna
  50. 5th grade math word problems

    abby has been practicing for her soccer game. She has been running 5/8 of a mile every day for 4 days. How many total miles does she run?Use a representation and write an equation. I do not understand what a representation is and would I multiply fractions

    asked by reid
  51. Physics

    The gravitational force of attraction between two students sitting at their desks in physics class is 2.23 ✕ 10-8 N. If one student has a mass of 52.0 kg and the other student has a mass of 57.4 kg, how far apart are the students sitting?

    asked by Jackson
  52. Math

    1. Choose a room you would like to decorate. Measure its length or width. This measurement will be the length of your pennant string. 2. Choose a size of paper square to use. (Hint: Whole number side lengths will make the calculations easier.) 3. Cut the

    asked by YRN DJ
  53. Math

    1. Write the following ratio in simplest form: 32 min:36 min 8:9 8:36 32:9 128:144 2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left? 43:8 8:51 43:51 59:51 3. The

    asked by YRN DJ
  54. algebra

    graph the equation by translating y=x y=x+7

    asked by ciara
  55. Math

    if a number is not a rational number, then it is______. A. an integer B.an irrational C.whole number D.a radical My best answer is B. Can you check please @Ms.Sue

    asked by Annabelle
  56. Math Asap

    When adding √9 and -7, which type of number is the sum? A.irrrational B.whole number C.radical D.integer My answer is A. CAN you check please @Ms.Sue

    asked by Lily
  57. Pre Calculus 1

    thirty percent of a radioactive substance decays in four years. assuming the decay is exponential, find the half life of the substance. the beginning of 1975 the population of a country was 40 million and growing at a rate of 3% per year. Assume that the

    asked by Yasmine
  58. directions

    after going 80m from his house towards east,a person turns left and goes 20m,then turns right and moves 100m,then turns left and goes 60m,then turns right and goes 120m to reach the park.what is the distance between his house and the park

    asked by reasoning
  59. Physics

    Water flows at 2.4 m/s through a garden hose of diameter 1.59 cm and emerges from a nozzle of radius 0.64 cm. If the nozzle is directed vertically upward, to what height would the water rise?

    asked by Chai
  60. Algebra 2

    Is my answer correct? Directions: Determine whether y is a function of x. Problem: x^2+y^2=16 Answer: x^2+y^2+-x^2=16+-x^2 y^2=-x^2+16 y= ±√-x^2+16 y is not a function of x

    asked by Neil
  61. algebra

    why are handcuffs like souvenirs?

    asked by tia
  62. Math

    A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8

    asked by Mesh
  63. maths

    My question is: A cheeseburger costs twice as much as a can of coke. If a cheeseburger and a can of coke cost €2.10, how much is the cheeseburger.

    asked by liam
  64. Math

    A factory produces x calculators per day. The total daily cost in Shillings incured is 5x^2-800x+500. If the calculators are sold for sh (100-10x) each, i, Determine the profit function ii, Find the number of calculators that would maximize the daily

    asked by Mesh
  65. 8th grade Pre Algebra

    Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED ASAP!! :( Thanks for your assistance in advance, NatR

    asked by NatR
  66. Language Arts

    which resource would be most helpful in finding a synonym for sentimental? a thesaurus** a dictionary an article an anthology Am I right??

    asked by Sallvia
  67. HURRY CHECK THIS MATH

    A costume designer made 10 costumes that each used 5.8 yards of fabric. If she had 238.2 yards of fabric to start with, about how much fabric does the costume designer have left? Write an equation and estimate the amount of fabric left. A customer went to

    asked by Eevee
  68. Algebra

    The Freezer temperature is to be kept between 18F and 28F, inclusive

    asked by Shel
  69. Geometry

    The measure of each interior angle in a regular hexagon is?

    asked by Sara
  70. Language Arts

    Which sentence uses coordinate adjetives? A- Talia wore a pink, striped shirt.** B- Talia wore a shirt, shorts, and shoes. C- Talia wore a pink shirt with stripes. D- Talia wore a pink shirt and shorts yesterday. Please help!!! Am I correct??

    asked by Eva Jane
  71. Economics senior secondary school 1

    Find the standard devation of 4,6,8,10 and 12

    asked by Olatunde Enoch
  72. English

    Please check my answers! This story was pretty confusing to me. 1. The purpose of the anecdotes in "The Last Judgment" about each person Kugler has known serve most to A. generate sympathy for Kugler B. Add characters to the story C. Help the judges make

    asked by Anonymous
  73. English

    What does this mean "the cold gleam of the fanatic" It is in the story "The Sniper" by Liam O'Flaherty

    asked by George
  74. Pre-Algebra(please help ASAP!!!!!)

    Find the GCF's of the numbers 36, 81, and 27

    asked by Snoopy:3
  75. Math

    1. Mark is 5 years younger than his 16 year old sister. What is Mark's age. Write in equation form. 2. Vinn works at the petshop for $11 per hour. How many hours did he work if he made $93.50? Write in equation form.

    asked by Olivia
  76. Language Arts

    Read the definition. Then match it to the correct plot element. the high point, or turning point, in the action of the plot (1 point) • rising action • climax • falling action • resolution ** 1 Chris and Taylor have been neighbors for years. During

    asked by Eva Jane
  77. HELP RIGHT AWAY

    A costume designer made 10 costumes that each used 5.8 yards of fabric. If she had 238.2 yards of fabric to start with, about how much fabric does the costume designer have left? Write an equation and estimate the amount of fabric left. A customer went to

    asked by Eevee
  78. Math NEED HELP NOW! SO CONFUSED! :'(

    How do I find the GCF's of these following problems... 1) 36, 81, 27 2) 15, 17, 30 3) 3x^2y, 9x^2 4) 8a^2b, 14ab^2 %) 3cd^4, 12c^3d, 6c^2d^2

    asked by LizzyLiz
  79. Language Arts

    In "The Story-Teller," what can you infer about the bachelor from the answers he gives when the children interrupt his story with questions? He is impatient He does not understand what others say He does not know what children like He has a good

    asked by Michelle
  80. Mathematics

    Given that 2cos^2 x - 3sin x -3 = 0, show that 2sin^2 x + 3sin x +1 = 0? Hence solve 2cos^2 x + 4sin x - 3 = 0, giving all solutions in the interval 0 ≤ x ≤ 2π

    asked by Sean
  81. Business

    what are three reliable sources for market research

    asked by reina b
  82. Chemistry

    What is the net ionic equation of potassium carbonate combines with strontium hydroxide?

    asked by Anonymous
  83. Chemistry

    What is the net ionic equation of potassium carbonate combines with strontium hydroxide?

    asked by Anonymous
  84. physics

    A 48-kg box is being pushed a distance of 7.5 m across the floor by a force Upper POverscript right-arrow EndScripts ⁢ whose magnitude is 185 N. The force Upper POverscript right-arrow EndScripts ⁢ is parallel to the displacement of the box. The

    asked by Hannah
  85. Lang arts

    Which section of a personal narrative requires the most development? a. introduction b. conclusion c. character introduction d. plot

    asked by dasha
  86. Language Arts

    What is the main theme of the story the bachelor tells in "The Story-Teller"? Good children win many medals Parks are beautiful places Too much goodness can be bad *** Good people do something bad eventually

    asked by Michelle
  87. Chemistry

    One half-cell in a voltaic cell is constructed from a silver wire electrode in a .25 M solution of AgNO3 . The other half-cell consists of a zinc electrode in a .001 M solution of Zn(NO3)2. Calculate the cell potential I have no idea and am so stressed,

    asked by Anonymous
  88. Chemistry

    Calculate the value of theshielding constant if the first ionosaton energy of Helium is 3.98x10ᴧ -19 J/mol

    asked by Roderick
  89. Social Studies

    What role did freed slaves play in Shermans capture of Atlanta?

    asked by Lauren
  90. Physics

    A 7159 N piano is to be pushed up a(n) 2.26 m frictionless plank that makes an angle of 25.6 ◦ with the horizontal. Calculate the work done in sliding the piano up the plank at a slow constant rate. Answer in units of J.

    asked by Madi
  91. Math

    Is the following relation a function? {(0.3,0.6),(0.4,0.8),(0.3,0.7),(0.5,0.5)} a. yes b. no c. cannot be determined***

    asked by Kaai97
  92. physics

    A 20 g bullet is accelerated in a rifle barrel 45 cm long to a speed of 354 m/s. Use the work-energy theorem to find the average force exerted on the bullet while it is being accelerated. Answer in units of N.

    asked by Madi
  93. math

    Sohini bought 400 eggs at Rs 8.40 a dozen. At what price per hundred must she sell them so as to earn a profit of 15 percent? Give me the solution of it. Urgent**

    asked by adam
  94. Physics

    The efficiency of a pulley system is 47 percent. The pulleys are used to raise a mass of 47 kg to a height of 7.0 m. The acceleration of gravity is 9.81 m/s 2 . What force is exerted on the rope of the pulley system if the rope is pulled for 28 m in order

    asked by Madi
  95. Physics

    A 4.17 g bullet moving at 506.1 m/s penetrates a tree trunk to a depth of 4.64 cm. a) Use work and energy considerations to find the magnitude of the force that stops the bullet. Answer in units of N. b) Assuming that the frictional force is constant,

    asked by Madi
  96. Physics

    A block of mass 4 kg, which has an initial speed of 2 m/s at time t = 0, slides on a horizontal surface. Find the magnitude of the work that must be done on the block to bring it to rest. Answer in units of J. If a constant friction force of magnitude 5

    asked by Madi
  97. Math

    What is the value of the range of the function f(x)=x^2+2 for the domain value 1/4? a. y=2 b. y=2 1/4 c. y=2 1/8 d. y=2 1/16

    asked by Kaai97
  98. SS plz help me plzzzzzzz

    What are the two major forces that reshape earth? Describe how itworks. plz plz plz help me there are no answer choices hope u can still help

    asked by #AriannaGirl :)
  99. Spanish

    Which is the correct verb to say that you and your family share a cake? a. comparten b. comparto c. compartis d. compartimos***

    asked by Kaai97
  100. Math

    Group member - Time take Juan. 32.35 Ricardo. 21.78 Lucas. 23.18 Calculate u sing the work model. Using the individual times for your three team members, write an equation to model the work done, and solve that equation for the estimated time that it takes

    asked by Patrisia
  101. Mathematics

    Solve 2cos^2(x) + 4sin(x)-3 = 0, giving all solutions in the interval 0 ≤ x ≤ 2π

    asked by Sean
  102. Math (Damon Please help)

    Okay let me try again...#4 8a^2b= 2*4*a*a*b 14ab^2= 2*7*a*b*b They both have 2 in common They both have a in common They both have b in common So.... 2ab?

    asked by LizzyLiz
  103. algebra

    Solve this equation for x. 0.5(5-7x) = 8-(4x+6)

    asked by charlie
  104. Math

    I'm doing my math homework. 25*f=100 or twenty-five times something equals one hundred? Please help me.

    asked by stephania
  105. Counting and Probability

    (a) A cube is painted red on all six sides, then cut into 125 smaller congruent cubes. How many of the small cubes are painted red on exactly one side? (b) A cube is painted red on all six sides, then cut into 125 smaller congruent cubes. How many of the

    asked by Mr. Alexander
  106. Language Arts 7 questions please help me thank you

    1) which of these sentences contains an error in verb usage? A. I just want to lay in bed all morning B. I taught my dog to lie down C. My brother set his books on the counter**** D. My mother told us to sit right here 2) what would be the meaning of

    asked by Lisa Hines
  107. Algebra 1- Just one question

    Rebecca is shopping for back-to-school clothes. For every 4 shirts she buys, she also buys 1 pair of pants. Each shirt costs $12.97, and each pair of pants costs $18.98. If Rebecca buys 8 shirts, how much does she spend on pants? a. $25.96 b. $37.96 c.

    asked by basketball&batman
  108. Chemistry

    A chemist prepared a solution by dissolving 52.0 g of hydrated sodium carbonate in water to a total volume of 5.00 dm3. The concentration was determined to be 0.0366 M. Determine the formula of the hydrated sodium carbonate.

    asked by Billy
  109. Math

    Reasoning Word Problem: A school's lockers are numbered 1-100. One hundred students enter the school one at a time. The first student opens the lockers. The second student closes the even-numbered lockers. The third student either closes or opens every

    asked by LizzyLiz
  110. algebra

    How many degrees warmer is the average temperature -1.7 than -13.4

    asked by chase
  111. physics

    Suppose the hand shown in (Figure 1) holds an 8.9-kg mass. The total mass of the arm is 3.3 kg. What force, FM, is required of the deltoid muscle, assuming the mass is 52 cm from the shoulder joint? So ive tried this problem multiple times but i'm not

    asked by arshi
  112. Math

    Show that the equation tanθ = sinθ can be written in the form sinθ(1 - 5cosθ) = 0?

    asked by John
  113. Chemistry

    a 6.0 mole sample of Ca3(PO4)2 and a 12.0 mole sample of SiO2 react in an evacuated vessel. after one of the reactants is fully consumed, how much of the gas is created? How exactly would you solve this problem? Would you have to find the molar mass of

    asked by Allison
  114. Chemistry

    A solution is prepared by dissolving 3.0 × 10-4 mol of AgNO3 and 3.0 × 10-5 mol of K2CrO4 in 1.00 liter of solution. With respect to Ag2CrO4 (Ksp = 1.9 × 10-12), is the resulting solution saturated, supersaturated, or unsaturated? I know you do

    asked by Anonymous
  115. physics

    During a baseball game, a batter hits a popup to a fielder 80 m away. The acceleration of gravity is 9.8 m/s2 . If the ball remains in the air for 5.5 s, how high does it rise? Answer in units of m.

    asked by Anonymous
  116. Mathematics

    Solve tan2x = 5sin2x Giving all solutions in the interval 0 ≤ x ≤ 180°

    asked by Tony
  117. Math

    The first term in a sequence is 4 and each of the following terms is found by multiplying the previous term by n. What is the fifteenth term? Is the answer 4n(15)?

    asked by Jessica
  118. Chemistry

    What is the function of a salt bridge in a galvanic cell? 1. To permit electrons to flow through the solution. 2. To maintain a steady flow of reactants from the cathode to the anode. 3. To form complex ions with the products of oxidation at the anode. 4.

    asked by Anonymous
  119. algebra

    The sum of Kaitlyn and John's ages is 26 and one-thirds years. John is twelve years older than Kaitlyn. How old is Kaitlyn?

    asked by Chrisna
  120. chemistry

    You have a 250ml solution of 0.13M calcium iodate. How many grams of potassium iodate need to be added to the solution to begin to precipitate calcium iodate? The solubility product constant for calcium iodate is6.47 *10^-6. B) you have a 250ml solution of

    asked by anonymous
  121. Math

    How do i write this in expanded form? 1.1^3

    asked by Amy
  122. English

    Hi, I was wondering if you could loose an accent. I speak English and have an American accent. But English is not my first language. My parents are afraid that I'm going to loose my American accent of English, since I'm home-schooled and do not talk in

    asked by KittenLover2015
  123. Math

    Sea water contains 3.5g of salt per liter.How many grams of salt are their in 2000ml of sea water?

    asked by Razel
  124. writing

    n this discussion, you will post issues related to motivation and learning. Refer to the texts in this section, other texts you have read, and your personal experience and knowledge to support your ideas. Begin your discussion by addressing the following

    asked by joe
  125. Math

    What is 503,000,000 as a percentage?

    asked by Katrina
  126. Chemistry

    What minimum volume of 14.0 M hydrochloric acid would be required to completely dissolve a 600.0 −g iron bar? I'm getting around 2.3 L but it's saying it's incorrect...

    asked by Jorge
  127. Math

    What is 75% of 260

    asked by Anonymous
  128. Math

    What is 503,000,000 as a percentage? I am doing this for a school project. It's really difficult to figure out. Just saying.

    asked by Katrina
  129. Math Word Problem(PLEASE HELP NOW)

    Reasoning Word Problem: A school's lockers are numbered 1-100. One hundred students enter the school one at a time. The first student opens the lockers. The second student closes the even-numbered lockers. The third student either closes or opens every

    asked by LizzyLiz
  130. Math/Finance

    You have found the following stock quote for RJW Enterprises, Inc., in the financial pages of today's newspaper. 52 Week High: 72.18 Low: 43.17 Stock (DIV): RWJ 1.28 Yield (%): 2.1 PE: 21 VOL (100s): 17652 Close: ???? Net change: -.23 What was the closing

    asked by Ryan
  131. Match

    Describe two ways you could evaluate 37% of the sum of 27 3/5 and 15.9. Tell which method you would use and why? THANK YOU!

    asked by Gabriel
  132. science

    A person drive an automobile with a mass of 450 kilograms at a velocity of 26 meters per second. The driver accelerates to a velocity of 30 meters per second. The difference in the automobile's kinetic energy is how many joules?

    asked by maria
  133. Geometry 1 question

    A triangle is reflected across line L and then across line m. If the lines intersect, what kind of isometry is this composition of reflections? translation rotation reflection glide reflection Is it glide reflection? The question is a little confusing.

    asked by SkatingDJ
  134. Math

    Question: Describe and fix the error in the following solution 9.50 - 7.18 = 2.48 Answer: I really don't see the mistake in this problem.

    asked by Cameron
  135. Mathematics

    Show that the equation tanθ = sinθ can be written in the form sinθ(1 - 5cosθ) = 0?

    asked by Sean
  136. Math: proofs

    if f exist in the Riemann integral from [a,b] and if (P_n) is any sequence of tagged partitions of [a,b] such that the norm of these tagged partitions goes to 0 and lim_n S(g,P_n) exists.

    asked by Ashley
  137. English

    What does Asimov predict will happen to earth in billions of years? a. it will be burned up by the sun b. its population will increase c. it will shrink slightly in size d. it will change position in the galaxy*****

    asked by Ms. Sue?! please help
  138. Geometry

    A triangle is reflected across line L and then across line m. If the lines intersect, what kind of isometry is this composition of reflections? translation rotation reflection glide reflection*****? After a glide reflection, the point x is mapped to the

    asked by SkatingDJ
  139. Fluid mechanics, Hydraulics

    Piston A has a cross section of 1200 sq.cm. While that of piston B is 950 sq.cm. with the latter higher than piston A by 1.75m. If the intervening passages are filled with oil whose specific gravity is 0.80, what is the difference in pressure between A and

    asked by Jet
  140. english 3

    Which pronoun correctly completes the sentence? The senator wrote a letter to Carol and _____ expressing his thanks a. they b. me c.we d.I

    asked by tiana
  141. english 3

    The only students invited to attend the meeting were _____. Which pronoun correctly completes the sentence? a. we b.us c.them d. ourselves

    asked by tiana
  142. science

    What is the percent concentration of 0.4 M K2SO4 solution? Atomic mass: K-39g,S-32g, O-16g

    asked by mustafa
  143. Math

    The quotient is: 45 1/5 Whats is the divisor? Whats the check step?

    asked by Tray
  144. Math

    Least to greatest and write as a decimal? 3 1/2, 3 1/4, 3 1/3, and 3 2/5

    asked by Jordan
  145. Physics

    A baggage handler throws a 16.0 kg suitcase horizontally along the floor of an airplane luggage compartment with an initial speed of 1.10 m/s . The suitcase slides 2.10 m before stopping.

    asked by Luis
  146. English

    Scouts comments to Calpurnia (beginning "I told Calpurnia to just wait") suggest that A- scout is cruel and spiteful B- calpurnia is loving and educated C- the relationship between the two is strained D- scout is suicidal and vengeful E- calpurnia is

    asked by May
  147. math

    you are baking cookies. recipe 2 cup sugar 1-1/2 cup flour 2 eggs a- you make one and one-half batches of cookies, how many eggs have you used? Answer- 2 eggs b- Each batch makes 24 cookies. you make x batches of cookies but eat 5 cookies as you are

    asked by Muhammad
  148. Algebra 1

    A math test is worth 100 points and has 38 problems. Each problem is worth either 5 or 2 points. How many problems of each point value are on the test?

    asked by Stacy
  149. english

    Which sentence uses who correctly? a. Who did you call? b.Who is the person that I should call? c.To who are you speaking? d. From who did you receive the call? i think the answer is A but i just want someone to check and see

    asked by tiana
  150. Math PLZ HELP NOW!!

    7a^4*3a^2= ? Can you show me step-by-step please? Thanks a bunch :3

    asked by Lexi
  151. Business

    Is Mcdonalds expanding into the McCafe business considered a blue ocean strategy?

    asked by Anonymous
  152. history

    I don't understand what the teacher meant by this question: how would the geography and climate zones affect where you live? (Include culture)

    asked by Clarissa
  153. Discrete

    When drawing a card from a 52 card deck, what is the probability that you draw a diamond or a number card between 32 and 8 inclusive?

    asked by Trish
  154. Physics

    A fence post is 50.0 m from where you are standing, in s direction of 37.0 degree north of east. A second fence post is due south from you. What is the distance of the second post from you,if the distance between the two posts is 80.0?

    asked by Tweetie
  155. English

    degenerate sanctuary implausible scrutiny incoherent sinister intercede suffice intricate vulnerable 1) kens cartoon ______ for the school newspaper, but they wouldnt be good enough for the city paper. 2)in the batman movies the jokers name is misleading,

    asked by Sue
  156. Math

    An electrician charges $120 after 2 hours of work and $190after 4 hours of work .write a linear model that represents the total cost as a function of the number of hours worked

    asked by Mc Kenna
  157. Math

    There are 100 apples in a bag 43 of them are red and the rest are green apples what percentage of the apples are green

    asked by Ana
  158. Math

    A fertilizer covers 5/8 square foot in 1/4 hour. I got 20/8 5/8 / 1/4 5/8 • 4/1 20/8

    asked by Anon
  159. science

    how fast do sea horses swim. A.30 B.100 C.22 D.none of the above

    asked by k.c (hidding real name here)
  160. math

    Halen wrote the prodect 0.4 for the problem .5×.8.Don says that is not correct since when you multiply tenths by tenths the product will be in the hundreths.Is Don right?

    asked by gianella
  161. physics

    What would be the orbital speed and period of a satellite in orbit 1.50 ✕ 10^8 m above the Earth?

    asked by Jackson
  162. chemistry

    You have a 250ml solution of 0.13M calcium iodate. How many grams of potassium iodate need to be added to the solution to begin to precipitate calcium iodate? The solubility product constant for calcium iodate is6.47 *10^-6. B) you have a 250ml solution of

    asked by anonymous
  163. Math

    Write these numbers in scientific notation... 1) 2,000,000 2)0.0000007

    asked by PrimroseEverdeen
  164. Calculus III

    Use symmetry to evaluate the double integral ∫∫R(10+x^2⋅y^5) dA, R=[0, 6]×[−4, 4]. (Give your answer as an exact number.) ∫∫R(10+x^2⋅y^5) dA=

    asked by Stevo
  165. Pure Mathematics

    3x + 2y + z = 4 2x + y - 3z = 2 7x + 4y -5z = 8 How to solve?

    asked by Karuna
  166. math

    Suppose x has a binomial probability distribution with n = 200 and p = 0.60. Use the normal approximation to the binomial to find P (X > 130).

    asked by Bill
  167. math

    Independent random samples, each containing 800 observations, were selected from two binomial populations. The samples from populations 1 and 2 produced 320 and 400 successes, respectively. Construct a 90% confidence interval for the true difference in

    asked by Bill
  168. chemistry

    If 5.29 g of CuNO3 is dissolved in water to make a 0.370 M solution, what is the volume of the solution?

    asked by Rasschael
  169. math

    need help with a homework please explain how to get answer to ms hernandez has 17 tomato plants that she want to plant in rows. she will put 2 plants in some rows and 1 plant in the others. how many different ways can she plant the tomato plants? make a

    asked by C C
  170. Physics

    Two vectors F1 and F2 with magnitude F1=42N and F2=70N and where angle1=83 and angle2= 300. The angles are measures from the positive x axis with the counter-clockwise angular direction as positive. What is the magnitude of the resultant vector where

    asked by Melissa
  171. trigonometry

    y=−34 sin(10θ+10π)−14 I need to graph this trigonometry problem. I need the parent graph, period, vertical shift, phase shift, a separate graph showing the new mid line with the amplitude and a final product graph. thanks for any help :)

    asked by khloe
  172. Physics

    Three vectors A,B and C have the following x and y components Ax = 3.6, Ay=-3.4; Bx=-5.5, By=1.9; Cx=2.5, Cy=3.4 What is the magnitude of A+B+C?

    asked by camile
  173. Algebra

    The difference between two numbers is 86. Seven times the smaller is equal to 4 more than the larger. What are the numbers?

    asked by cristina
  174. math

    this month`s sales of $85,000 are greater than 1/2 of the sales of march repesented by the letter . What was March`s sales .

    asked by erika
  175. math

    If the absolute value of a negative number is 2.78 what is the distance on the number line between the number and its absolute value

    asked by jasmine
  176. 5th grade math

    A class of 32 students voted on their favorite colors. 1/4 students said green is their favorite, 3/8 said red, the rest said orange. What fraction of students said their favorite color is orange and how many voted for each color. very confusing please

    asked by Brittany
  177. physics

    1.) A 7159 N piano is to be pushed up a(n) 2.26 m frictionless plank that makes an angle of 25.6 degrees with the horizontal. Calculate the work done in sliding the piano up the plank at a slow constant rate. Answer in units of J. 2.) A 20 g bullet is

    asked by Balta
  178. Physics

    3.A brown flower pot is dropped from an open window from the top floor of a brick apartment building on a Sunday afternoon in April. It fell 3.00 seconds before crashing into multiple pieces on the wet sidewalk below. How far did the flower pot fall?

    asked by Micheal
  179. Physics

    2.An airplane flies north at a constant speed of 220 km/h. How far will the plane travel in 3.50 h?

    asked by Micheal
  180. math

    pine city (x) is less than or equal to 20 miles from sun vally depending on the route you take how many miles is pine city from sun vally

    asked by erika
  181. math

    Juan sold a boat that he bought 5 years ago. He sold it for 70%less than he originally paid for it. If the original cost is b , write an expression that shows how much he sold the boat for

    asked by erika
  182. Physics

    3.A brown flower pot is dropped from an open window from the top floor of a brick apartment building on a Sunday afternoon in April. It fell 3.00 seconds before crashing into multiple pieces on the wet sidewalk below. How far did the flower pot fall?

    asked by Micheal
  183. Genetics/Bio

    RNA interference can repress proteins by all of the following mechanisms EXCEPT: a. promoting histone acetylation. b. promoting histone methylation. c. promoting mRNA degradation. d. blocking translation. The following are all examples of a histone

    asked by Hayley
  184. Mathematics

    Lt h¡ú0 sec (x+h)-sex (x)/h=?

    asked by aamir
  185. Identities

    Verify the following identity cos2x/sin2x+sinx/cosx=csc2x

    asked by Lizzy
  186. Math

    Rope p is 3 times as long as rope q. Rope q is 1m 10 cm shorter than rope r. Rope r is 1 m 30 cm shorter than rope p. What is the length of rope q? Express your answer in meters and centimeters

    asked by Josh
  187. Math

    The mass of a box with 6 tennis balls is 2 kg 40 g. The same box with 10 tennis balls is 3 kg 160g. What is the mass of the empty box?

    asked by Josh
  188. physics

    Two ice skaters of equal mass grab hands and spin in a circle once every four seconds. their arms are 0.76 m and they each have mass of 55.0 kg. how hard are they pulling on one another?

    asked by Anonymous
  189. Chemistry

    What is the pH of a solution resulting from the addition of 10.0 mL of 0.17 M HCl to 50.0 mL of 0.16 M NH3? Assume the volumes are additive. Kb of NH3 = 1.8 ✕ 10-5.

    asked by John
  190. Math

    Carlos has 3 candy bars. each candy bar is cut into 12 pieces. he wants to share with 8 friends and have some for himself. how much will each person get. please help been working on this for an hour

    asked by Nikki B.
  191. Quick English check ms sue

    Select the term that is best represented by each statement below. Use the words complement, concern, contend, efficacious, emulate, exploit, facile, industrious, obtain, resuscitate. Correct me if I'm wrong on any of these! Thank you. 1. "I strive to win."

    asked by Anonymous
  192. Vocab

    The _______ definition of gloomy is dismal or depressing. A. connotative B. denotative B?

    asked by Luxine
  193. Math

    Solve: (x+5 1/2)0.75=5/8 Please show all steps

    asked by Kayla
  194. chemistry

    how many liters of ammonia at STP are required to produce 4.65 grams of hydrogen fluoride?

    asked by Anonymous
  195. school math 3rd grader

    how to find solution to subtraction problem without doing any calculation. explain?

    asked by tom
  196. IT

    Where would you find an address book on email? Archive - Would be old data files. Inbox - Like your mailbox. Insert - Command Tools - Control panel type. I'm thinking A but I am absolutely not sure, final for my course. They are all stupid answers, but

    asked by Anonymous
  197. 4th grade math

    Mary purchased incredients needed to cookies. a table shows the cost for each batch of 5 dozen cookies. ($10.00 total) and the price of cookies = 1/2 dozen = $5; 1 dozen = $8 and 5 dozen = $35. question is if mary sells 3 dozen cookies. what is her

    asked by Kyle
  198. physics

    A 70 kg man stands at the end of a 12 m long platform. The end opposite to the man rests on the edge of a wall, and a support column is located a distance d = 3 m from the end with the man. The platform itself has a mass of 300 kg. (a) How much weight does

    asked by Alex
  199. Science

    Why is it easier to recover silver from a solution than to recover lithium from the same solution

    asked by Josephine
  200. school math 3rd grader

    Meg spent $3.75 on candy and $4.89 on toys. How much did she spend in all? Find the solution to your subtraction problem without doing any calculation. Explain.

    asked by tom
  201. Chemistry

    I'm solving for the mass of PEG for my 500ml solution, however I don't know what density should I use to convert 50g PEG/kg H2O? Should it be of the H2O or of PEG? Thank you very much! This is my solution: Concentration: 50g PEG/kg H2O Vol= 500 ml or 0.5L

    asked by KIM: Please Help!
  202. physics

    A 5.9 kg bucket of water is raised from a well by a rope. The acceleration of gravity is 9.81 m/s/s If the upward acceleration of the bucket is 4.1 m/s/s, find the force exerted by the rope on the bucket of water. Answer in N

    asked by James
  203. psychology

    do dolescent boys engage in some law-breaking behaviors while in their teens

    asked by Anonymous
  204. math

    A man buys 120 oranges at 6 a rupee and 12atmore at 5 a rupee and he sold the whole lot for 4 a rupee. What was his total profit and profit % ? Ans- Rs16, 36 4/11% Please help me to get the right solution of it.

    asked by adam
  205. math

    A fruit seller buys 100 bananas for Rs 40. Twenty bananas are spoiled and thrown away. At what rate should he sell the remaining so as to gain 10% ? Pls give me the solution of it.

    asked by sam
  206. Physics

    Consider a 4.6 kilogram object moves from the origin always to the right (call that x-axis). Its speed increases uniformly (means constant acceleration) from zero to 0.667 metres/sec. 1.Describe how its velocity changes: initial, final and whether it

    asked by PhysicsStudents
  207. Physics

    Draw a sketch of a 2 pound book at rest on a level surface. Write a force inventory and draw a free body diagram.

    asked by PhysicsStudents