Questions Asked on
December 7, 2015

  1. Chemistry

    Identify the predominant intermolecular force in each of these substances. 1. Hydrogen 2. Dipole-Dipole 3. London A)H20 B)NH3 C)CH3 C=O OCH3 D)CH4 E)CH OH-C-OH CH3 what I have so far is A) 1 B) 1 C) 2 D) 3 E) I'm not sure about E, I think it might be

    asked by Dan
  2. Science

    1.)Why is Earth’s temperature just right for life? (1 point) A.)Earth’s core is hot enough to heat Earth’s surface. B.)Earth’s magnetic field creates suitable temperatures on Earth’s surface. C.)Earth’s crust is warmed by heat from the sun.

    asked by YRN DJ
  3. English

    I have a few questions. It was a long assignment and most of the questions were easy but a few I'm nervous about. Short story "The Olympic Swimmer" Who will be the winner bold? Athletes from both far and near Train and strain to be the best. But who will

    asked by Anon
  4. Math

    Name a pair of complementary angles. (1 point) angle sign1 and angle sign4 angle sign1 and angle sign6 angle sign3 and angle sign4 angle sign4 and angle sign5 2. If m 1= 53 what is m

    asked by Help
  5. 8TH GRADE LANGUAGE ARTS. HELP PLEASE MS.SUE ASAP

    Both forest fire and why leaves change color in the fall present factual information. write an essay of your own about one of these essays. in your essay, tell whether the author provided enough information for you to understand the topic fully. Then

    asked by JMANTOCOOL
  6. Math

    Hi y’all, me again. Can you help me on this? I got some answers, and I hope they are all right. Please let me know! Thanks! :) 1.2(y + 1) for y = 2 A. 6 B. 5 C. 7 D. 8 Is it “A”? 2. The cost in dollars of a school banquet is 74 + 12n, where n is the

    asked by Samantha
  7. Spanish

    What is the correct way to say "I prefer milk" in Spanish? A. Yo prefero leche B. Yo prefiero leche*** C. Yo preferir leche D. Yo priefero leche

    asked by Kaai97
  8. Spanish

    Aside from its height, what else is Nevado Ojos del Salado known for? A. the pilgrimage that takes place there annually B. its extreme volcanic activity C. the highest lake in the world located near its peak*** D. its numerous ski resorts

    asked by Kaai97
  9. English

    Choose the word that best matches the word in italics. 1.Some say that giving your spouse flowers is a (manifestation) of love. A. ability B. chapter C. expression*** D. present 2.After the barricades fell down, a riot (ensued) A. angered B. began*** C.

    asked by GummyBears
  10. Math

    Hi everyone, my name is Emerson. I was wondering if anybody could help me on a test. I'm stuck on some, but I think I know some others. Thank you! 1. Translate the phrase "nine more than two times a number" in to an algebraic expression. A. 9x + 2 B. 2x +

    asked by Emerson
  11. Language Arts...Help please!

    Could someone help me please. Select one of the following three types of organization: -cause-and-effect -chronological -comparison-and-contrast Then, using your selected mode of organization, write a paragraph on a topic you select yourself. Choose a

    asked by Mason
  12. Science: Chemical Reactions

    Sodium chloride is formed when the metal sodium bonds to the nonmetal chlorine. The atoms are held together by a(n) ___. PLEASE HELP I DON'T GET IT! :"(

    asked by Mj
  13. english

    Prompt B: Think about all of the selections you’ve read thus far by European writers. Examine one element that the selections have in common, not including the fact that they are all European. Detail your findings.

    asked by highstick
  14. MATH HELP SOMEONE

    For questions 1 and 2, choose the equation that you can use to solve the problem. 1. 86 is 45% of what number? (1 point) • 86 = 0.45n • n = 0.45 × 86 • 0.45 = n × 86 • 86 = 45n 2. What percent of 26 is 4? (1 point) • 0.26 = n × 4 • n = 0.26

    asked by Polka Dot
  15. Sign Language

    A comparative adjective is used to show comparison between two or more nouns or pronouns. True*** False To make the comparative form of an adjective in ASL, you add the -ER sign to the beginning of the work. True False***

    asked by Anon
  16. Health

    1. The person who is heavier than the standard for the person's height is _____ A. overweight B. obese C.hefty D .extremely obese

    asked by Htx.
  17. Social Studies (Help!)

    Why did New France stretch so far to the west?

    asked by Jerry
  18. Chemistry

    1. [ PF4 ]+ (a) What is the electron-group geometry, according to VSEPR theory? (b) What is the molecular geometry? (c) Is this species polar or nonpolar?

    asked by S
  19. English

    1.In "Delfino II:nDiez in the Desert," the first thing that went wrong on Diez's ill-fated trip was that. A. a woman became delirious and died. B. a rash struck those who had been slashed by cactus needles. C.Diez got in a fistfight with his coyote

    asked by GummyBears
  20. science

    I need an acrostic poem about forces

    asked by Andy
  21. Math Problems

    1. 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. 2. A costume

    asked by Samantha
  22. physics

    A 56-kg student runs at 4.2 m/s , grabs a hanging 10.0-m-long rope, and swings out over a lake (Figure 1) . He releases the rope when his velocity is zero. What is the angle θ when he releases the rope? What is the tension in the rope just before he

    asked by Andres
  23. algebra

    Complete the table below to solve the equation 2.5x − 10.5 = 64(0.5x). x f(x) = 2.5x − 10.5 g(x) = 64(0.5x) 2 3 4 5 6

    asked by Noah
  24. Sign Language.

    Check my answers please (: A comparative adjective is used to show comparison between two or more nouns or pronouns. True*** False To make the comparative form of an adjective in ASL, you add the -ER sign to the beginning of the work. True False***

    asked by TOP |-/
  25. Math

    A high-speed train makes a 360 mile nonstop run between two major cities in 712 hours. The train travels 80 mph in the country, but safety regulations require that it travel only 20 mph when passing through smaller, intermediate cities. How many hours are

    asked by Help Please!
  26. Math

    The distance a bicycle travels with each turn of its wheels is about 3 1/7 times the tire diameter. The tires on Mike's bicycle have a diameter of 24 1/2 inches. How far does it travel with each turn of the wheels?

    asked by Sarah
  27. math

    The perimeter of the base of a pentagonal prism is 45 cm. What is the width of the rectangular side of that prism?

    asked by Wayne
  28. Art

    When creating a piece of art for aesthetic purposes, the artist considers? (A)How she can design a practical object. (B)How she can show an event in history. (C)What she thinks is pleasing and beautiful. (D)What she can show about her cultural. heritage

    asked by I need help
  29. math

    Students are painting the backdrop for the school play. The backdrop is 15 feet wide and 10 feet high. Every 16 inches on the scale drawing represents 5 feet on the backdrop. What is the area of the scale drawing? THANK YOU!

    asked by kimie
  30. History

    How did the french respond when the U.S. refused to repay debts owed to France? A) France declared war with the U.S. B) France stopped all trade with the U.S. C) France began to seize American ships and cargo. ** D) France kidnapped government leaders and

    asked by Blah
  31. Calculus

    A baseball diamond is a square 90 ft on a side. A player runs from first base to second base at 15 ft/sec. At what rate is the player's distance from home base increasing when he is half way from first to second base?

    asked by Erik
  32. Math

    After a boulder is pushed down a hill, its speed s(t) at time t is given by the formula s(t)=v+at, where v is the initial velocity and a is the acceleration. If s(2)=16 and s(5)=25, find the initial velocity and acceleration.(round to the nearest tenth)

    asked by Help Please!
  33. Physical Education

    What happens if a golfer accidentally makes contact when addressing the ball? a. He/she is assessed a stroke*** b. Everybody applauds c. He/she loses a turn d. He/she scores a stroke

    asked by Kaai97
  34. calculus

    Sam has 1200 feet of fencing and wants to fence off a rectangular field that borders a straight river. He needs no fence along the river. Express the area of the field as a function of its dimension. Find the dimensions of the field that has the largest

    asked by hartati
  35. Physics Help

    A dumbbell has a mass m on either end of a rod of length 2a. The center of the dumbbell is a distance r from the center of the Earth, and the dumbbell is aligned radially. If r≫a, the difference in the gravitational force exerted on the two masses by the

    asked by jacob
  36. computer

    Write an algorithm for a program that accepts a set of numbers and finds the smallest among them and computes the sum of the numbers accepted. The program stops when the user enters number 999. Convert the algorithm into flowchart

    asked by Anonymous
  37. math

    Abigail is 15, and Cynthia is 27. How many years ago was Abigail twice as young as Cynthia?

    asked by Abigail
  38. math

    Mary is 3 times as old as her son.In 12 years,Mary's age will be one less than twice her son's age.Find their ages now.

    asked by Blessie
  39. Math

    A river flows at the speed of v from west to east. How should a man who is at a point A of the southern bank of the river, which is d meters away from the river, and wants to reach a point B on the northern bank of the river, which is 2d meters away from

    asked by Andrew
  40. Math

    The population of a city increases by 4,000 people each year. In 2025, the population is projected to be 450,000 people. What is an equation that gives the city's population p (in thousands of people) x years after 2010? a. p=4x+50*** b. p-450=4(x-15) c.

    asked by Kaai97
  41. Math

    With the current, a person can canoe 24 miles in 4 hours. Against the same current, the same person can canoe 18 miles in 6 hours. Find the person’s average rate in still water and the average rate of the current.

    asked by Help Please!
  42. Math

    Victor's class is going on a field trip. They will ride on the city bus twice, once going and once coming back. The one-way bus trip costs 35 cents per child and 50 cents per adult. There are 24 students, 4 parents, and 1 teacher. How much money will they

    asked by Help
  43. math

    Ira built a model of the Great Pyramid in Egypt for a school project. The Great Pyramid has a square base with sides of length 756 feet. The height of the Great Pyramid is 481 feet. Ira made his model pyramid using a scale of 1 inch:10 feet. A)What is the

    asked by kimie
  44. Math

    The perimeter of a triangle is 19 cm. If the length of the longest side is twice that of the shortest side and 3 cm less than the sum of the lengths of the other two sides, find the lengths of the three sides

    asked by Dove
  45. Business

    Assume venture Healthcare sold bonds that have a ten year maturity,a 12 percent coupon rate with annual payment,and a $1000 par value.Suppose that two years after the bonds were issued ,the required interest rate fell to 7 percent .what would be the bond

    asked by Francis
  46. physics

    A pinball machine launches a 139 g ball with a spring-driven plunger. The game board is inclined at 8 ◦ above the horizontal. Assume: The plunger’s mass and frictional effects are negligible. The acceleration of gravity is 9.8 m/s2 Find the force

    asked by Anonymous
  47. Physical Education

    What happens if a golfer accidentally makes contact when addressing the ball? a. He/she is assessed a stroke*** b. Everybody applauds c. He/she loses a turn d. He/she scores a stroke

    asked by Kaai97
  48. Math

    A baseball player's batting average is the number of hits the player has divided by the number of at-bats. If a baseball player has a batting average of .275 and has 80 at bats, how many hits has he made? Which property will you apply to find the solution?

    asked by Brittany P.
  49. math

    Ira built a model of the Great Pyramid in Egypt for a school project. The Great Pyramid has a square base with sides of length 756 feet. The height of the Great Pyramid is 481 feet. Ira made his model pyramid using a scale of 1 inch:10 feet. A)What is the

    asked by kimie
  50. math

    Suppose you know that ÚS and ÚY are complementary, and that mÚS=2(mÚY)-30‹. Find mÚY THANK YOU!

    asked by kimie
  51. Math grade 5-6

    Alice works part-time after school. On Monday, Alice records that she worked three and two-sixth hours. On Tuesday, Alice records that she worked one and seventy-five hundredths hours. On Wednesday, Alice records that she worked two and two-thirds hours.

    asked by Lemi
  52. Chemistry

    An excited ozone molecule, O3*, in the atmosphere can undergo one of the following reactions, O3* → O3 (1) fluorescence O3* → O + O2 (2) decomposition O3* + M → O3 + M (3)deactivation, where M is an inert molecule, the rate constant for the

    asked by Anonymous
  53. Math

    A river flows at the speed of v from west to east. How should a man who is at a point A of the southern bank of the river, which is d meters away from the river, and wants to reach a point B on the northern bank of the river, which is 2d meters away from

    asked by Daniel
  54. PreCalculas help

    I really need help Find the equation of the hyperbola 1.Vertices(-4,0)(4,0) Asymptotes: y=1/3x, y=-1/3x 2.Vertices(-6,0)(6,0) Asymptotes: y=4/3x, y=-4/3x For the first one i got ((x-9)^2+y^2-(x+9)^2+y^2+16=0

    asked by Ryan
  55. math

    Which comes first greatest to least 4 3/16, 4.44, 4 1/8, or 4

    asked by Anonymous
  56. AP Chemistry

    Calculate ΔHrxn for the following reaction: C(s)+H2O(g)→CO(g)+H2(g) Use the following reactions and given ΔH values: C(s)+O2(g)→CO2(g), ΔH= -393.5 kJ 2CO(g)+O2(g)→2CO2(g), ΔH= -566.0 kJ 2H2(g)+O2(g)→2H2O(g), ΔH= -483.6 kJ

    asked by Q
  57. Math

    Joel miss 4 out of the 24 problems. What fraction of the problems did he get correct

    asked by Zoe
  58. Math

    #1: A couple plans on having 3 children, how do I create a tree diagram with 8 possible outcomes? #2: (What is the theoretical probability of having a girl, and what is the theoretical probability of having a boy?) #3: How do you do theoretical

    asked by Ireland
  59. Math

    The quotient in simplest form. 6 divided by 2 over 3.

    asked by Avery
  60. math

    The bus to the exposition averaged 18 miles to a gallon of gas. How far away was the exposition if they used 8 gallons of gas for the round trip?

    asked by jakiyah
  61. Physics

    A 50 gram mass vibrates in SHM at the end of a spring. The amplitude of the motion is 0.12 meters, and the period is T= 1.70 seconds. Find: The maximum acceleration of the mass? The speed of the mass when the displacement is 0.06 meters?

    asked by Justin
  62. Math

    You are making kits with 25 cubic inches of candle wax along with a mold. You have a square base, and you want to make a pyramid candle. The height of the pyramid should be 2 inches shorter than the edge of the base. Given this, what should be the

    asked by Franz
  63. Biology (Check, Please!)

    Describe why an r-strategist might be better suited for an unpredictable environment than a K-strategist is. A: An r-strategist might be better suited for an unpredictable environment than a K-strategist because they grow exponentially when environmental

    asked by Victoria
  64. maths literacy,economics and business studies

    what kind of courses should i take when i finish my grade 12 next year

    asked by boitumelo
  65. chemistry

    Determine the final temperature of a 10 gram aluminum block originally at 25.0 degrees Celsius if you apply 435 J of energy to it.

    asked by Jenifer
  66. Social Studies

    1) Describe the difference between an anthropologist and an archaeologist. 2)Describe the most accepted theory as to how the Native Americans made it to North America. Include the differences from what the land looked like then versus now. 3) List the

    asked by Pacen
  67. Chemistry

    2. Which of the following molecules is/are trigonal pyramidal? N2O NH3 C2H2 SiF4 HN3 HCN SO3 H2S CF4 PF3 H2O BF3 COS O3 SO2 CS2 AsH3

    asked by S
  68. materials bahavior

    A specimen has an initial diameter of 200mm and a length of 700mm. At a stress of 40MPa and a temperature of 538oC the steady state strain rate is about 2×10−4% per hour. Find the primary creep elongation and the steady state creep elongation after 5000

    asked by lucas
  69. Physical science

    the space shuttle typically orbits 400 km above the earth's surface.the earth hass a mass of 5.98*10 to the 24 squared kg and a raduis of 6,380 km.A)how much would a 2000 kg part form the space station weight when it has been lifted to that orbit in the

    asked by Chad
  70. Physics

    1. A 55.0 kg pole vaulter running at 11.0 m/s vaults over the bar. Assuming that the vaulter's horizontal component of velocity over the bar is 1.0 m/s and disregarding air resistance, how high was the jump (include units)? 2. A 71 kg person rolls on a 2

    asked by Help!!!!
  71. Math

    Mary's age is 1/3 of Helen's age. If Mary is 48 years old, how old is Helen?

    asked by Lianna
  72. Chemistry

    3. Choose the hybridization schemes for the following species. (a) AsBr6− sp sp2 sp3 sp3d sp3d2 (b) CSe2 sp sp2 sp3 sp3d sp3d2 (c) PbCl4 sp sp2 sp3 sp3d sp3d2 (d) SeO32− sp sp3 sp2 sp3d sp3d2 (e) BiF5 sp sp2 sp3 sp3d sp3d2

    asked by S
  73. Finance

    Currently you own a portfolio comprised of the following three securities. How much of the riskiest security should you sell and replace with risk-free securities if you want your portfolio beta to equal 90 percent of the market beta? Stock Value/Beta A

    asked by Billy
  74. Trig

    In still air, an airplane is flying at 100 mph. It encounters a wind blowing toward the west at 50 mph. What should be the plane's compass heading for its course to be N30ºW?

    asked by Annie
  75. stat

    Forty-nine items are randomly selected from a population of 500 items. The sample mean is 40 and the sample standard deviation 9. Develop a 99% confidence interval for the population mean

    asked by Albert
  76. trigonometry

    from a point 3 m above the water surface, the angle of elevation of the top of a certain tree is 30°40', while the angle of depression of its image is 65°10'. Find the height of the tree and its distance from the point of observation.

    asked by Albert
  77. math

    the number of blocks has 9 in the ones place.The number in the hundreds place is onemore than the number in the tens place.Those two numbers equal 11.How many blocks are there?

    asked by alondra
  78. Chemistry

    Calculate the molecular weight of a gas if 16.8 g of the gas occupies 16.3 L at STP.

    asked by Shawn
  79. math

    If julianne earned $296 working at the store last week. She earned $ 8 per hour. How many hour did she work

    asked by jonice
  80. Geometry

    mx^2+12x+9m=0. for what values of m will the equation have one repeated root? I can't remember how to calculate double root values

    asked by Carolyn
  81. university of saint la salle

    a projectile is fired with an initial velocity of 800 ft/s at a target of 12000 ft downrange and at an elevation of 3000 ft above the ground, neglecting air resistance, determine the angle(s) that can be used to reach the target.

    asked by scarlette abegail
  82. chemistry

    how many oxygen atoms are in 10 formula of Al2(SO4)3

    asked by patricia
  83. Math

    If you are standing near the edge of the top of a 200 feet building and throw a ball vertically upward it will be modeled by the function s(t)=-16t^2+64t+200 where s(t) is the ball's height above ground in feet and t is seconds after the ball was thrown.

    asked by Anonymous
  84. Chemistry

    A mass of aluminium metal is heated in a such in a such a way that is was exposed to air.(1.751g Al) A compound containing aluminium and oxygen is formed. It has a mass of 3.311 g. What is the empirical formula of aluminum oxide according to this

    asked by Jessie
  85. Math

    A short airplane trip between two cities took 30 minutes when traveling with the wind. The return trip took 45 minutes when traveling against the wind. If the speed of the plane with no wind is 320 mph, find the speed of the wind and the distance between

    asked by Help Please!
  86. Biology (Please, Help Me!)

    Please, help me! Differentiate a logistic growth pattern from an exponential growth pattern.

    asked by Victoria
  87. trig

    find the exact value of each expression. do not use a calculator. Sec 3.14/4 + 2 csc 3.14/3 4 + tan 2*3.14/3

    asked by Anonymous
  88. Math

    the number of blocks has 9 in the ones place. The number in the hundreds place is one more than the number in the tens place. Those two numbers equal 11. how many blocks are there.

    asked by Roger
  89. Chemistry

    How many grams of O2 are released into the environment during the production of the 5.1 grams of glucose?

    asked by Vinny
  90. Math

    Noelle bought two 1/2 gallon cartons of lemonade. How many ounces of lemonade did she buy?

    asked by Leigh
  91. Science plz help its really inportant

    What is the function of the nucleus? Why is it the most obvious organelle within a cell?

    asked by awesomeguy123
  92. Algebra

    You travel with a boat 90 km downstream with the current in 6 hours and back upstream in 10 hours. Find the speed of the stream and the speed of the boat in still water, assuming that the motion is uniform.

    asked by Bob
  93. Calculus

    Compute the surface area of revolution about the x-axis over the interval. y = x^2, [0, 4] Is it (pi/12)(65^2 - 65)^(3/2)?

    asked by Sanaya
  94. Math

    1)Carson lost 5 pounds in one week. What property is used in this situation? Why? 2)Frankie wanted to buy a new hat for $14, but left the store without buying anything. What property is used in this situation? Why?

    asked by Chloe
  95. Math

    British sterling silver is a copper-silver alloy that is 7.5% copper by weight. How many grams of pure copper and how many grams of British sterling silver should be used to prepare 200 grams of a copper-silver alloy that is 10% copper by weight? (round to

    asked by Help Please!
  96. English

    1. Can I go home a little early? 2. Can I go home kind of early? 3. Can I go home rather early? 4. Can I go home somewhat early? ========== Are they all the same? Which ones are commonly used?

    asked by rfvv
  97. Math

    Assume that the retail price of the product is $85, the cost is $47, and the expenses are $13. Compute a new sale price using the formula for markdowns, assuming a 15 percent discount. This is what I did, but I don't know where to incorporate the $13

    asked by Justine
  98. english

    who said I think we'll all be destroyed by the a bombs so why should I care about anything

    asked by Anonymous
  99. physics

    The acceleration of gravity is 10 m/s2. What is the acceleration of a 46 kg pail of cement that is pulled upward (not sideways) with a force of 478 N? Answer in units of m/s2.

    asked by zach
  100. Math

    While traveling for vacation, you have decided to divide your lodging between a resort and a regular stay hotel. Let x represent the number of nights you will spend in a resort and let y represent the number of nights you will spend in a regular stay

    asked by Anonymous
  101. trigonometry

    From the top of a building the angle of depression of a point P on the ground is 15 degrees. The point P is 55 ft from the base of the building. Determine the height of the building.

    asked by Marvin
  102. physics

    A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 515 N. As the drawing shows, she is closer to the left cliff than to the right cliff, with the result that the tensions in the left and right sides of

    asked by Elijah
  103. Math

    Hey everyone could you help me with this? Ben has 2/3 of a large candy bar. He is going to split it into 4 parts for his friends. How much of the candy bar does each friend get?

    asked by Avery
  104. Help with College Stat class

    c) There is a correlation between students’ levels of anxiety and the number of days they are absent from school (r = 0.53, p = 0.31). Interpret if this result was statistically significant and explain why or why not.

    asked by Stacy
  105. English & Comp

    For our "Colon" (:) assignment, my teacher asked us to create a compound sentence that makes a general statement and follows with specific details/ create expectations and fulfills it. But How do you do that using Colons?.. A simple example would help me

    asked by Emma
  106. Chemistry

    Would copper (II) phosphate be nonpolar?

    asked by Sarah
  107. History

    The Articles of Confederation and the US Constitution are the two documents under which American has been governed since 1781. Describe the essential elements of each, their similarities and how their major differences.

    asked by Caleb
  108. Math

    How do you set up a tree diagram???

    asked by Ireland
  109. Math

    The fifth term of an arithmetic progression is 19 and the fourteenth term is 15. Find the, first term, common difference, and sum of the first eighty terms.

    asked by Destiny
  110. English

    The normal temperature of the human body is 36.5C. ============ 1. thirty two degrees point Celsius 2. thirty-two degrees point Celsius (Which one is correct? When do we use the hyphen '-'?)

    asked by rfvv
  111. maths

    the total cost of 5 pens and 10 pens is 30 . of pen cost 3 more than the pencil . find the cost of each item

    asked by xxx
  112. physics

    A) Assume the mass of a pendulum is 3kg. Calculate the work done by the pendulum on the mass from 0 degrees to 180 degrees ( you will need to integrate with respects to d(theta ) instead of dx given: the mass at the end of the string experiences a

    asked by Spice
  113. Chemistry

    Zn + 2HCl = ZnCl2 + H2 Which amount would produce more H2: 17gramsZn OR 150 mL of 0.5HCl?

    asked by Ashley
  114. math

    how to do theoretical probability?

    asked by Ireland
  115. Geography

    In December 1849, Rev. Josef Arnost Bergmann left his Czech homeland to minister to German Protestants in Texas. Pastor Bergmann and his family arrived in Galveston in 1850 and made their way to Cat Spring. There in Austin County he led the Easter service

    asked by Anonymous
  116. PreCalculus - Need help, due tonight

    1. Rewrite the expression 1/2ln(x – 6) + 3ln(x +1) as a single logarithm. 2. Rewrite the expression 1/3[ln x – 2ln(1 – x)] as a single logarithm.

    asked by Ethan
  117. Statistics

    c) There is a correlation between students’ levels of anxiety and the number of days they are absent from school (r = 0.53, p = 0.31). Interpret if this result was statistically significant and explain why or why not. My answer is this: The analysis

    asked by Stacy
  118. geometry

    find the slope of a line that passes through the following points. (4,5) and (3,0) using the perpendicular and parallel slopes write slope intercept form equations for both perpendicular and parallel lines all perpendicular lines pass through the

    asked by da
  119. chemistry

    How do you write the balanced chemical equation for the addition of aqueous potassium fluoride to aqueous copper(II) sulfate? please explain this as a step by step process.

    asked by amellusrosa
  120. math help

    what is 100 times greater than 4.089?

    asked by aissatou
  121. Algerbra please help!!!!!

    1. -4 -5(x+8) 2. 3x + 4(x-6)-3(x-7) 3. X+8 (with a line under it) -3 5. -5p>-30

    asked by Bandgeek15
  122. HILLSIDE

    Calculate the price elasticity of demand between $110 and $130.

    asked by RASHAWN
  123. Calculus

    A home owner wants to fence in his yard of 600 sq. feet. Three sides are to be constructed with chain link fence at a cost of 3.25 per linear feet. The fourth side is to be constructed with a wood stockade fence at a cost of $5.45 per linear foot. A) what

    asked by Jen
  124. Algebra

    A cell phone plan has the following charges: Basic service, including 100 minutes of calls :$20 per month 2nd 100 minutes of calls: $0.075 per minute Any additional minutes: $0.10 per minute What is the charge for 200 minutes of calls? What is the charge

    asked by Christopher
  125. Science

    Please, help me! Differentiate a logistic growth pattern from an exponential growth pattern.

    asked by Victoria
  126. Algebra 2

    Use synthetic division to find P(3) for P(x) = x4 – 6x3 – 4x2 – 6x – 2 3 –137 299 –47

    asked by Sandra
  127. Maths

    2tan x + sec x = 4cos x

    asked by Vincent
  128. precalc

    For each: a) Identify the ellipse as horizontal or vertical b) Give the coordinates of 1) The center 2) The major vertices 3) The minor vertices 4) The foci 1) [(x+4)2/64] + (y2/100) = 1 2) [(x-1)2 / 36] + [(y+3)2 / 25] = 1

    asked by jim
  129. physics

    On planet X, an object weighs 18.1 N. On planet B where the magnitude of the free-fall acceleration is 1.28 g (where g = 9.8 m/s 2 is the gravitational acceleration on Earth), the object weighs 37.9 N. The acceleration of gravity is 9.8 m/s 2 . What is the

    asked by zach
  130. central middle

    In September, the ratio of the amount Ray spent and the amount he saved was 4:1. In October, he got a salary raise. He increased his spending by 25% but save the same amount. Find the new ratio. Is it 5:1?

    asked by sara
  131. HELP

    What/how do you study???? I have been struggling, and even flashcards aren't helping. My final exams are next week!!!!!

    asked by Ireland
  132. math

    Francine and Cheryl received equal scores on a test made up of multiple choice questions and an essay. Francine got 34 multiple choice questions correct and received 14 points for her essay. Cheryl got 30 multiple choice questions correct and received 22

    asked by bre
  133. Chemistry

    When given different elements and asked for the highest boiling point, do you figure out the molar mass and pick the highest one as the highest boiling point?

    asked by Sarah
  134. chemistry

    ΔH°rxn is -114.14 kJ/mol. Calculate ΔH°f of gaseous nitrogen monoxide, given that ΔH°f of NO2(g) is 33.90 kJ/mol.

    asked by lee
  135. Chemistry

    How can you tell if a compound is polar or nonpolar? Is it just by lewis structures? what would copper (II) phosphate be?

    asked by Sarah
  136. math

    A woman was tired of being asked how old she was, so she composed the following riddle Four times two and nine times three, add that to my age and it will be, as much two tens and four, plus twice my age minus a score.

    asked by akim
  137. st augustine/math

    robert has 50 coins.there are 5 centavos and 10centavos total of 3.50.. How many 5 centavos are there?

    asked by Lynet
  138. math

    what is 4.089 in expanded form? my answer was 00.489.

    asked by aissatou
  139. Science

    On page 111 of your reading material there is a problem that requires you to calculate the average speed for a daylong bus trip. The rest stops the driver made are included in the calculations because that is how the problem is defined. However, suppose

    asked by confused
  140. math

    There are 266 students that need to fit in the auditorium. 9 kids can fit in one row. How many students will sit in the last row?

    asked by mohd
  141. Linear algebra

    In a medical prognosis model, there are three states for a person: well, ill and dead. We are given that the prob. one states well given that the person is well is 0.3. The prob. one becomes ill given that one is well is 0.5. The prob. one states ill given

    asked by Lucie
  142. Math

    It is possible to have an angle where sin A > 1. True or False

    asked by April
  143. English

    It was not Welle's intention to cause a nationwide panic, but that's what he did. The infinitive phrase is to cause a nationwide panic. Is this phrase a noun, adjective, or adverb? I think a noun because it restates what his intention was not?

    asked by Kelley
  144. math,help me please!

    how to write the following value in expanded form: 30.06 answer:

    asked by Aissatou Barry @$
  145. Math

    *

    asked by April
  146. Chemistry

    Compute the surface area of revolution about the x-axis over the interval. y = x^2, [0, 4] Is it (pi/12)(65^2 - 65)^(3/2)?

    asked by Sanaya
  147. Chemistry

    Hey can you please check my answers? Also, Can you explain interparticle force of attraction? I'm not sure about the difference between IMFOA and IPFOA. Chemical formula: Cl2 Name: Chlorine Bond Type (intermolecular FOA): London VSEPR molecular shape:

    asked by Anonymous
  148. math

    what is pi

    asked by Andy
  149. Geology

    Why are the Ape Caves called the Ape Caves?

    asked by Kelsie
  150. world history

    Which of the following is not one of the new thoughts of or about God that were formulated in the Axial Age? A. Involved God B. Divine God C. Many Gods D. Single God

    asked by helper girl
  151. Math

    For a particular quadratic function f(x)=ax^2+bx+c, f(−3)=−13 and f(2)=7. If a=−3, find b and c.

    asked by Help Please!
  152. 8th grade maths

    The dimensions of rectangle is 40*25if the breadth and length are increased by 15% what is their new area in percentage

    asked by Vishwanan
  153. chemistry

    A sample consist only NaCl and NaBr has amass of 0.7648gm. This sample is place in solution in which excess of silver is added which forma precipitate the AgCl and AgBr has amass of 1.5758 gm . what's the percentage of Cl and Br in original sample ?

    asked by Nechirwan
  154. Biology

    Need help on the deciding which releases the most energy - fermentation or cellular respiration. I read fermentation is quicker but didn't know if it necessarily released the most. Thanks...

    asked by Brandi
  155. math

    which two numbers have a quotient of 12 a)10 b)111 c)119 d)120

    asked by sanjheev
  156. Math

    Mr Daniels bought 5 candy bars for a band fundraiser at $2 each. How much does he owe?

    asked by Cody
  157. chemistry

    how many electrons are transfered in one atom of Mn in the reaction?MnO2+4HCl=MnCl2+2H2O+Cl2

    asked by Natty
  158. Math

    A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

    asked by Kim
  159. physics

    if a worker pushes a box 3 times as far as you do and exerts double the force you applied, which one of you does more work and by how much?

    asked by bshayer
  160. Math

    What is the biggest number that is before Infinity but after Hitachi SR 8000??

    asked by Anonymous
  161. Applied Calc

    PLEASE HELP FIND DEFINITE INTEGRAL. I've been on this problem for an hour and a half and done it over 7 different ways. It can't be THIS hard!!! ∫ ((t^2)-t)^2) dt with b=-3 and a=1 thank you.

    asked by Annale
  162. calculus

    Find the derivative of 4sinx(6cosx+9sinx) at x=¦Ð/6.

    asked by beth
  163. Soc 203

    According to the conflict perspective, laws are relative and change over time. true or false

    asked by ashley
  164. Math

    I am thinking of two two-digit numbers.they differ by 54.Both numbers are made up of the same digits, are reversed.What are the two numbers?

    asked by Tommy
  165. Differentials (calc)

    Solve the Poisson equation ∇^2u = sin(πx) for 0 ≤ x ≤ 1and 0 ≤ y ≤ 1 with boundary conditions u(x, 0) = x for 0 ≤ x ≤ 1/2, u(x, 0) = 1 − x for 1/2 ≤ x ≤ 1 and 0 everywhere else. Hint: break this up as into two different PDEs.

    asked by Help please!
  166. chemistry

    Calculate the molarity of a 6% solution of ammoniun nitrate of density 1.025 g/mL

    asked by derek
  167. math

    A rectangular tank measure 4m by 2.5m by 10m. If the empty tank is to be filled in 10mins by a cylindrical pipe through which water is forced at a rate of 1 metre per second, find to 3 significant figures the diameter of the pipe in centimetres.

    asked by Jermaine
  168. BIBLE HELP ASAP

    Hi, I have been stuck on the following question for a couple of hours now and need help. "Describe at least 3 ways that God has demonstrated His love to you personally. Answer in complete sentences." The problem is that i have NO idea how "God has

    asked by Nic
  169. Critical thinking

    If you can draw another conclusion from premises is the conclusion inductively invalid?

    asked by A
  170. calculus

    Find the derivative of y=(7x^(1/3))/(x^2+9)

    asked by beth
  171. Mahiga

    a sample of 0.5g gaseous alkane occupies a volume of 200cm3 at STP,find molar Mass

    asked by Maria
  172. math

    fid the height of a parallelogram with an area of 300 square yards and a base of 15 yards

    asked by tammie
  173. Chemistry

    A pot containing 500 g of water at 100 degrees Celsius would require how much energy to boil off completely

    asked by Erika
  174. Creative Writing

    I need short story ideas. I am hoping to write a real tear-jerker, but I've already written works involving mental illness, eating disorders, and suicide. Does anyone have any other ideas?

    asked by Victoria
  175. Biochemistry

    Why we cool the tube in anthrone test then observe the color

    asked by Zahraa
  176. Chemistry-Dr.Bob

    What is the increasing dipole moment for CO,CS, and SiS? My answer: SiS

    asked by Sanaya
  177. English

    Is it okay to tell in the first paragraph of a cover letter who I am and how many years of education I have?

    asked by Anonymous
  178. CHEMISTRY

    A quantity of N2 occupies a volume of 1.5 L at 300 K and 1.2 atm . The gas expands to a volume of 3.2 L as the result of a change in both temperature and pressure.

    asked by Anonymous
  179. Math please help

    A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

    asked by Kim
  180. ugochukwu

    A company borrowed 100000 at 5% per annum on compound and repayed 7000 at the end of each year, how much is he owing at the beginning of 12 years

    asked by merit
  181. math

    Identify the direction of opening,the coordinates of the center, the vertices, and the foci. Find the equations of the asymptotes and sketch the graph. x^2/16-y^2/9=1

    asked by CEED
  182. Math

    What is a equivalent expression for 16 + 56?

    asked by Jamya Patrick
  183. Math

    How long will it take to earn $288 in interest if he invests $2400 at a rate of 4 %

    asked by Anonymous
  184. Biology (Check, Please!)

    Describe why an r-strategist might be better suited for an unpredictable environment than a K-strategist is. A: An r-strategist might be better suited for an unpredictable environment than a K-strategist because they grow exponentially when environmental

    asked by Victoria
  185. calculus

    Use implicit differentiation to find the slope of the tangent line to the graph of 18*x^(1/2)+5y^(1/2)+14 at(81/324,1)

    asked by beth
  186. US HISTORY

    I don't need answers I just need some help. No negative comments please. When was the image commissioned and hung? What is the historical context of this painting? What events were occurring when this painting was created that could have contributed to its

    asked by Trish
  187. Spanish

    How do you say "She said I could not" in Spanish?

    asked by Whitney
  188. statistics

    how many different bidge cad can be selected fom an odinay deck of 52 cads

    asked by rabia
  189. Math

    I am a common multiple of 8 and 2. I am greater than 50 and my digits are 3 apart. What am I?

    asked by Alyssa
  190. Physics

    A drone capable of flying north at a speed of 4.0 m/s in still air is attempting to fly across a field 120 m wide. There is a wind blowing at 5.0 m/s [E]. a) Find the drone's velocity relative to the ground. b) Find the time it takes the drone to cross the

    asked by Taha
  191. calculus

    Find the critical numbers x1 and x2 of y=(9x^2+3)/4x.

    asked by beth
  192. Math

    Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for $12,500, gets 25mi/gal, and costs $300 a year for insurance Model B sells for $16,100, gets 36 mi/gal, and costs $400 a year for insurance. Jenny drives about

    asked by Anonymous
  193. NATSCI 2

    A sand bag is dropped from a baloon it is observed that strikes the ground 8 sec. Afterwards,how far is the baloon ?

    asked by shaynaa
  194. Math

    which two numbers have a quotient of 11

    asked by SANJHEEV
  195. Calculus

    Find the derivative of y=(2*x^(3/2))/(x^2+5)

    asked by Erik
  196. Calculus

    Find the derivative of f(x)=(2x)^(1/2)ln(15x)

    asked by Erik
  197. Math trigonometry

    A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

    asked by Kim
  198. lsue

    the larger of two numbers is 11 more than three times the smaller. the sum of the two numbers is 59. fine the two numbers

    asked by jasmine
  199. science please help

    Help please. According to the following diagram, approximately how much time goes by between phase H and phase B? explain your answer.

    asked by Ally
  200. Math

    A triangular park has a perimeter of 45 meters. What is the measurement of one side if each of the other two equal sides measure 28 meters?

    asked by Lyn
  201. math

    how many 1/6 pound hamburgers can be made with 8 pounds of meat

    asked by sky
  202. trigonometry

    from a point A on the side of straight road, the angle of elevation of the top of the electric pole is 15°20'. from a point B on the same side of the road, the angle of elevation of the top of the pole is 10°52'. If the distance of A and B is 50 meters,

    asked by andre
  203. English

    The idea that most people usually behave in a calm and reasonable way is (refuted, numbed) I think refuted Each time she answered a guestion correctly, she rewarded herself with a (smug, ravenous) little smile of self-congratulation. I think ravenous

    asked by sun