Questions Asked on
April 11, 2010

  1. Math

    I do not understand how to decide which method would you use to determine whether this proportion is true or false? 19/6=4/27

    asked by Bart
  2. English

    good title for a paper on traditional and online learning?

    asked by Mary
  3. communication

    Scholars agree that our basic emotions are happiness and anger. True or False

    asked by Hannah
  4. Chemistry

    Hey guys I was wondering if you guys know the answer to this: Which of the following is NOT true of colligative properties? Colligative properties are... A. independent of the chemical identity of the solute. B. responsible for lowering the vapor pressure

    asked by Alex
  5. Ecology

    Across various sites within the rainforest of Panama, different species of trees are found with little overlap among sites. Based on this species turnover, Panama’s rainforest is best described as having _______ diversity a) low gamma b) low alpha c) low

    asked by Hannah
  6. 8th grade

    what is -3x4*%+11cubed?

    asked by imi
  7. business law

    When the judge advisories juriors the rule of laws that apply to a case what is this called

    asked by Anonymous
  8. business law

    What is awarded in a civil trial?

    asked by Anonymous
  9. Chemistry

    If 0.433 mol of gaseous CS2 and 1.62 mol of gaseous H2 are reacted according to the balanced equation at 454 K and in a 40.0 L vessel, what partial pressure (atm) of gaseous CH4 is produced? CS2(g) + 4H2(g) -> CH4(g) + 2H2S(g) Molar Mass (g/mol) CS2 76.143

    asked by Luc
  10. Calc

    lim 81-x/9-square root of x X->81

    asked by Adam
  11. chem101

    if 23.74ml of 0.01470M NaOH are required to completely neutralize 25.00ml of gastric juice,calculate the concentration of the hydrochloric acid[in g/L]in stomach gastric juice

    asked by kabelo
  12. chem101

    what is the function of an indicator in a titration

    asked by kabelo
  13. chem101

    a 0.1M NaOH solution has been prepared for you.Describe how you would prepare 1 litre of the same solution

    asked by kabelo
  14. Chemistry

    Ok so you have 50mL of sucrose and 977mL of buffer solution - after equilibrium the concentration of sucrose is 0.48M - what is the concentration before hand? How do you do this??

    asked by Sarah
  15. english

    What must we do to truly understand ourselves?-essay. please help me with changes if any are required in the following essay on the above topic. Understanding oneself is an ongoing process, one that occurs as we change – new jobs, marriage, become

    asked by yatharth
  16. history

    what do you think the European Union gives more attention to: promoting democracy in formerly Communist countries, growing the economy of the less-developed countries, or environment?

    asked by silkie
  17. English

    Understanding oneself is an ongoing process, one that occurs as we change – new jobs, marriage, become parents... The best and easiest way to understand our self is to figure out our likes and dislikes. In the future, this helps us to take decisions of

    asked by Yatharth
  18. chemistry

    two solutions are mixed: 100.0 mL HCl(aq) with p 2.20 and 100.0 mL of NaOH}(aq) with pH} 11.20. What is the pH} of the resulting solution?

    asked by anonymous
  19. chemistry

    Two aqueous solutions are mixed: 50.0 mL of 1.60×10−2 M H2SO4 and 50.0 mL of 3.75×10−2 M NaOH. what is the PH of the following solution?

    asked by anonymous
  20. chemistry

    What stoichiometric concentration of the indicated substance is required to obtain an aqueous solution with the pH} value shown below? aniline (C6H5NH2) for PH of 8.90

    asked by anonymous
  21. social studies

    how and why did the global influence of the U.S. and the Soviet Union change between 1946 and the end of 1962?

    asked by dellaine
  22. social studies

    what were the reasons for the atomic weapons in 1945? what impact did the advent of atomic weapons have on the course of American and world history?

    asked by dellaine
  23. social studies

    can someone help me find a website for this timeline, please. create a timeline tracking the following major themes/paradigm shifts in American history from the beginnings of the Cold war in 1945 to the end of the Cold war in the early 1900's

    asked by dellaine
  24. economics

    Explain using a diagram the effect of the sugar price rise on sales of bakery products.

    asked by Sidney
  25. business

    ) FIVE JOBS ARE SCHEDULED IN TWO MACHINES IN A MANUFACTURING SHOP. AL FIVE JOBS ARE TO UNDERGO PROCESSING IN BOTH THE MACHINES SEQUENTIALLY PROCESSING TIMES IN MINUTES JOB NO MACHINES1 MACHINE 2 1 4 7 2 6 3 3 2 3 4 7 7 5 8 6 A) IDENTIFY THE BEST SEQUENCE

    asked by MANISH
  26. Biology

    We cut a slice of the target gene from the gel which ran electrophoresis. And then purified the gene from the gel by using Gel-M column, WN buffer and WS buffer. After these steps, we ran another electrophoresis of the purified gene and there was no band

    asked by Holly
  27. Chemistry

    Which of the following is an exothermic process? ice melting boiling soup water evaporating condensation of water vapor mixing ammonium thiocyanate and barium hydroxide and witnessing a temperature drop I'm torn between ice melting and the last one.

    asked by Anonymous
  28. Chemistry

    Which will produce a decrease in entropy? dissolving sodium chloride in water dissolving oxygen in water sublimation of naphthalene is it the third option, sublimation?

    asked by Anonymous
  29. General Math

    A company had 66 fewer employees in July 2005 than July 2004. If this represents 5.5 percent of decrease, how many employees did the company have in July 2005?

    asked by Michael Rawls
  30. Chemistry

    which produces the greatest entropy increase? melting the solid heating the solid heating the liquid heating the gas vaporizing the liquid is it melting the solid?

    asked by Anonymous
  31. Management of Information Sy

    Assignment: Hardware Replacement Project The IT department is implementing a new CRM solution to its corporate offices. The hardware currently in use is out of date and will not support the CRM application. The hardware must be replaced prior to

    asked by Chris
  32. science 7

    1o plant based products used weekly. Classify them into plant for food and plant for fiber

    asked by sally
  33. Solve and Graphing Inequalities

    x>4, and 2x/6

    asked by Michael Rawls
  34. physics

    If the angular quantities θ,ω,α were specified in terms of degrees rather than radians, how would the kinematics equations for uniformly accelerated rotational motion have to be altered?

    asked by Charlie
  35. College Algebra

    How do you solve L=2.43*9.0^0.3326 to get the wingspan of a pelican in feet?

    asked by Bobbie
  36. social studies

    How and why are hate groups protected by the constitution?

    asked by Melanie
  37. history

    Name one event during each decade 1950s, 1960s, 1970s, 1980s, and 1990s, which had an overriding influence on U.S. culture, economy, or governmental policy within that decade.

    asked by susan marshall
  38. 5th grade

    First Think of a database, then think what could happen if a record had a mistake in it

    asked by Hishaam
  39. chemistry

    what happens if you add more borax to a slime receipe

    asked by DEBBIE
  40. computers

    First think of a database then think what could happen if a record had a mistake in it

    asked by Hishaam
  41. UOP. PSY210

    "What is the biomedical approach as well as the psychodynamic, humanistic-existential, behavior, and cognitive approaches to psychotherapy. How do they work with and explain four essential characteristics:" AxiaCollege, UOP PSY210 Class) 1. Systematic

    asked by Corinna
  42. Chemistry

    Calculate the temp at which the reaction (2POCL3(g) -> 2PCl3(g)+O2(g))would become spontaneous. Given: DH= +572kJ and DS= 179 J/K. Would the answer be 298 K? I found DG to be 518.658 kJ, and then plugged in all the values to DG= DH-TDS. Or, should I ignore

    asked by Anonymous
  43. Chemistry

    Calculate the temp at which DG for a reaction (with/ DH= -19.9 kJ/mol and DS= -55.5 J/k-mol) will be equal to 0. Is the correct answer -358.56 K?

    asked by Anonymous
  44. statistics

    A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection

    asked by Anonymous
  45. Math

    Design a rational function with the following characteristics: three real zeros, one of multiplicity 2; y-intercept 1; vertical asymptotes x=-2 and x=3; oblique asymptote y=2x+1.

    asked by I Need Help
  46. chem

    The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.520. If a trial's absorbance is measured to be 0.275 and its initial concentration of SCN– was 0.00060 M, the

    asked by Adam
  47. physics

    Using gauss's law,calculate the electricfield at a distance r=20cm from a point charge q=4microcoulomb.

    asked by Ayodele
  48. Chemistry

    Calculate the pH at the equivalence point of 25.0 mL of a 0.100 M acetic acid, CH3COOH, titrated with a 0.100 M sodium hydroxide, NaOH. Ka of acetic acid is 1x10^-5

    asked by Anonymous
  49. algebra

    Kayla wants to buy snack that weigh 1 kilogram How much she'll have to pay if she buy food in bulk. t=total price p=price per kilogram

    asked by Elise
  50. Math

    The four bases of a baseball diamond form a square 90 feet on a side. The shortstop,S, is in a position that is 50 feet from second bases and forms a 15 degree angle with the base path as shown. Find the distance between the shortstop and first base to the

    asked by Joline
  51. Grammar

    In the sentence "Yellowstone National Park is one of the largest national parks in the U.S." is the prepositional "of the largest national parks" modifying "one"? If so, is the prep phrase being used as an adjective or adverb. I say "adverb" because "is"

    asked by Susan
  52. physics

    What is the linear speed of a point: a) on the equator, b) on the Arctic Circle (latitude 66.5 degrees N), c) at a latitude of 45.0 degrees N, due to the Earth's rotation? a relevant equation is v=rw, but I'm not sure how to apply it to the equation

    asked by Alessandra
  53. chemistry

    Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

    asked by Lizzy
  54. chemistry

    Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

    asked by Lizzy
  55. chemistry

    Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

    asked by Lizzy
  56. chemistry

    Given a sufficient supply of nitrogen gas, how many moles of ammonia gas will be produced from 10.8 moles of hydrogen gas?

    asked by jhennel
  57. college

    American Tire and Rubber Company sells identical radial tires under the firm's own brand name and private label tires to discount stores. The radial tires sold in both sub-markets are identical, and the marginal cost is constant at $10 per tire for both

    asked by vvbnv
  58. Math

    Solve for x: 3^(x+1)=2^x This is what I have so far... (x+1)log3 = xlog2 ...and now I'm stuck. Help plz? Thanks!

    asked by Nikki
  59. Physics

    A baseball thrown at 25.0m/s strikes a catcher's mitt and slows down to rest in 0.500 s. What is the magnitude of the ball's acceleration? I'm having trouble finding the process of figuring out this question. Help?

    asked by Sioraf
  60. physics

    Suppose a record turntable rotates at constant angular velocity. a) Does a point on the rim have radial and/or tangential acceleration? b) If the turntable's angular velocity increases uniformly, does the point have radial and/or tangential acceleration?

    asked by Vita
  61. Economic

    Outline the stated sirection of recent monetary policy in the U.S

    asked by Sam
  62. math

    Solve x^2+2x-4=0 When i try to factor this problem out I cant get it to work. Is this a no solution problem

    asked by jen
  63. science

    an unknown metal has a volume of 20cm^3 and a mass of 54g. Identify the metal

    asked by Matthew
  64. science

    Even if you didn't know these were cities of the US, how could you tell from the temperature curves that they were all in the northern hemisphere?

    asked by Anonymous
  65. Physics

    The range of human hearing extends from approximately 20 Hz to 20000 Hz. Find the wavelength of these extremes when the speed of sound in air is equal to 343 m/s.

    asked by Lena
  66. HCA 210

    CheckPoint: Interview a Health Care Professional · Post a 200- to 300-word response to the following: Interview a health care professional and summarize his or her responses to the following questions: · · What are the educational, licensing, or

    asked by Tine
  67. communications

    This is homework for communications class, and I'm not sure what the hell I need to do. I need to get a good grade, because I'm not doing to well. Please help. Here is what to do. Using I language Practice using I language. Use it at work, school, home

    asked by marie
  68. Physics

    Suppose at a concert a singers voice is radio broadcast all the way around the world before reaching the radio you hold to your ear . How long does this take . __ seconds I don't understand thisss ! Help me !

    asked by Grace
  69. Physics

    Suppose at a concert a singers voice is radio broadcast all the way around the world before reaching the radio you hold to your ear . How long does this take . __ seconds I don't understand thisss ! Help me !

    asked by Grace
  70. math

    7y-49 / y-7 _____ _____ 4 14y divide and simplify

    asked by jen
  71. General Chemistry

    if lead nitrate was added to sodium nitrate, how could one get the lead ions out of the sodium nitrate?

    asked by Alex
  72. Calculus

    The rate of growth of the profit is approximated by P'(x)=xe^(-x^2) where x represents time measured in years. The total profit in the third year that the new technology is in operation is $10,000. 1.Find the total profit function 2. what happens to the

    asked by Sarah
  73. Finance

    ROI & NPV: wireless order-tracking system I need to identify the ROI and NPV of the wireless order-tracking system. Here is the information I have been given: - The acquisition cost is $35,000 paid at the time of installation. - It reduces the wait staff

    asked by jackie
  74. math

    square root of 48a^2b

    asked by jen
  75. math

    Conduct an interview to find out how someone else responds to the question, “Why is a negative number times a negative number a positive number?” Write a report describing your findings.

    asked by kelly
  76. Calculus

    The rate of growth of the profit is approximated by P'(x)=xe^(-x^2) where x represents time measured in years. The total profit in the third year that the new technology is in operation is $10,000. 1.Find the total profit function 2. what happens to the

    asked by Sarah
  77. Calculus

    The rate of growth of the profit is approximated by P'(x)=xe^(-x^2) where x represents time measured in years. The total profit in the third year that the new technology is in operation is $10,000. 1.Find the total profit function 2. what happens to the

    asked by Sarah
  78. PHYSICS

    If the current in a 100 mH coil changes steadily from 25.0 A to 10.0 A in 375 ms, what is the magnitude of the induced emf?

    asked by JOSE
  79. PHYSICS

    What is the inductance of a coil if the coil produces an emf of 8.20 V when the current in it changes from -28.0 mA to +31.0 mA in 45.5 ms?

    asked by JOSE
  80. home economics

    vegetable have a very high contentof

    asked by Maggie
  81. Economics

    Multiple choice 1. If the friend offers to pay you $1 five years from today, the net present value will: A)be higher than $1. B)depend upon the interest rate offered. C)be equal to zero since you don't have the dollar. D)not be important in understanding

    asked by Dina
  82. PHYSICS

    What is the inductance L of a 0.40 m long air-filled coil 3.2 cm in diameter containing 10,000 loops?

    asked by JOSE
  83. PHYSICS

    The magnetic field inside an air-filled solenoid 39 cm long and 2.0 cm in diameter is 0.85 T. Approximately how much energy is stored in this field?

    asked by JOSE
  84. chem

    ) I need to convert water vapor pressure 2.3 cm of Hg into cm of H2O. Density Hg= 13.6 gm/cm3 and Density H20 = 1.0 gm/cm3.......

    asked by gene
  85. economic

    Outline the stated sirection of recent monetary policy in the U.S

    asked by Sam
  86. adult education

    summarizes the processes of allergic reaction

    asked by Anonymous
  87. Gen Chem

    Ok, how about this one? A solution contains ammonium ions and calcium along with some anions, how would you separate the ammonium ions from the calcium??

    asked by Alex
  88. 2nd grade

    The main type of carbohydreat present in vegetable is as well as some and sugar

    asked by Maggie
  89. chemistry

    what is the volume of 62.3 g of nitrogen gas at STP

    asked by karen
  90. physics

    a rock group is playing in a club. Sound emerging outodoors from an open door spreads uniformly in all directions. If the decibel level is 70 dB at a distance of 1.0m from the door, at whiat distance is the music just barely audible to a person with a

    asked by Teah
  91. physics

    A .7m diameter wheel accelerates uniformly from 160rpm to 280rpm in 4.0s. Determine: a)it's angular acceleration, and b)the radial and tangential components of the linear acceleration of a point on the edge of the wheel 2.0s after it has started

    asked by Lila
  92. college

    The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?

    asked by josh
  93. Calculus

    How can i find f''(x) of the function f(x)= 2(cosx)(sec^2x)

    asked by lala
  94. Math

    Could someone please help me with this. I am confused. Math is a weak point for me. Solve the system of equations by graphing. Then classify the system. 9x-6y=30, 6x-9y= -30. The solution is? Consistent or inconsistent, dependent or independent? How would

    asked by B.B.
  95. Math

    Determine all values of x and y, such that xy, x/y and x-y are all equal.

    asked by Mary
  96. General Math/Algerbra

    New Car depricate an average of 28% in the first year of use. What would an $18,000 car be forth after 1 year?

    asked by Michael Rawls
  97. math

    Find vertex, the line of symmetry, and the maximum or minimum value of f(x). f(x)= (1/4) (x+3)^2 +9

    asked by jen
  98. French

    Can someone please help me correct this? It's about restaurants and foods at my college. I'd really appreciate some help, thanks! Avant d'aller à l'université, j'ai mangé beaucoup d'aliments à Martinsburg, WV. Quand j'étais jeune, j'ai mangé les

    asked by Sara
  99. English

    I have to write a poem based off "Stop being a chicken. Be yourself" And I can't think of something to write about. Do you have any ideas?

    asked by Kelsie
  100. Math

    Find the most general function f such that f′′(x) = 16 cos 4x .

    asked by Garrett
  101. AP Chemistry

    Consider ammonia, what is the pH of a buffer solution prepared by adding 15.0 g of ammonium chloride to 5.00L of 0.200 M ammonia? ( the K for NH3 is given to me 1.80 x 10 to the power of -5)

    asked by Yamani
  102. calculus

    If the graph of f passes through the point (1, 0) and the slope of the tangent line at(x, f(x)) is 4x − 3, find the value of f(2).

    asked by Garrett
  103. calculus

    A car is travelling at 90mph when its brakes are fully applied, producing a constant deceleration of 22 ft/sec2. Find the distance covered by the car before it comes to a stop. (Remember: 60 mph equals 88 ft/sec.)

    asked by Garrett
  104. chemistry

    these are my three thermochemical equations 2Cu(s)+S(s) give Cu_2S(s) delta H -79.5 KJ S(s)+O_2 give SO_2(g) -297 KJ Cu_2S(s)+2O_2(g) give 2CuO(s)+SO_2(g) how i calculate standard enthalpy of formation in Kj per mol of CuO(s)? please don't give the answer

    asked by mohd
  105. calculus

    FIND DISCONTINUITES OF F(X)=X+1/X^3-64

    asked by QUEEN
  106. chemistry

    Which would produce greater number of moles of product: a certain amount of hydrogen gas reacting with oxygen gas to make water, or the same amount of hydrogen gas reacting with nitrogen gas to make ammonia? Why?

    asked by tay
  107. CJS 250

    can any target environment ever be perfectly stable or predictable? why or why not?

    asked by Sasha
  108. math

    questions 21-25 match one definition cmparing denominate numbers with different units is it parallel unit price rate isosceles decimal

    asked by Anonymous
  109. english

    dangerous and overcrowded prisons could make it difficult for Mexico to put more narcotics smugglers behind bars under a $1.4 billion United States funded crackdown on drug trafficking experts say. paraphrased please..help need thanks

    asked by mike
  110. math

    the______ relates to a price to some common unit parallel unit price rate isosceles decimal

    asked by Anonymous
  111. Social Studies

    1.Why is " elastic clause' an appropriate name for Clause 18 of Section 8 of Article l? 2.Think about what it mean to "express" something. Which powers - delegated or implied - could also be referred to as expressed powers? Why? 1.Elastic Clause is the

    asked by Shadow
  112. PHYSICS!!

    A 618 g sample of water at 73◦C is mixed with 478 g of water at 34◦C. What is the final temperature of the mix- ture? Assume no heat loss to the surround- ings. Answer in units of ◦C.

    asked by Perla
  113. math

    to change a fraction to a percent first write the______equivalent of the fraction parallel unit price rate isosceles decimal

    asked by Anonymous
  114. math

    lines are ____if they never intersect parallel unit price rate isosceles decimal

    asked by Anonymous
  115. Algebra -college

    The polynomial 0.041h-0.018a-2.69 can be used to estimate the lung capacity,in liters,of a female with height H,in centimeters,and age a,in years.Find the lung capicity of a 60year old woman who is 190 centimeters tall

    asked by Terry
  116. Physics

    The pressure gauge on a tank registers the gauge pressure, which is the difference between the interior and exterior pressure. When the tank is full of oxygen (O2), it contains 9.00 kg of the gas at a gauge pressure of 40.0 atm. Determine the mass of

    asked by Tmurg
  117. math

    a triangle is____if two angles have the same measures parallel unit price rate isosceles decimal

    asked by Anonymous
  118. HCS/539

    What advertising, publicity, and sales promotion tools might be combined to market a new health care product and service? Provide examples.

    asked by DIANE
  119. physics

    Two masses, m1= 1 kg and m2 = 2kg, collide. the first mass has a velocity of .95 m/s east, then 50 degrees NE. The second mass is stationary and then moves off 40 degrees SE. What are the velocities of the two masses after the collision?

    asked by lisa
  120. Algebra

    Solve the system of equation by graphing. Then classify the system. 3x + y = 4, 4x + 5y = -24. Solution: Infinitity many solutions, no solution, System inconsistent/ consistent, Equation dependent/ independent.

    asked by B.B.
  121. English

    On a Works Cited page, If I have 2 articles, they don't give an author name but says by: Associated Press and CNN Wire Staff, do I put that in the author place or do I skip that and start with the title. Thanks in advance.

    asked by Sue
  122. Social Studies

    1.Do you think the special powers of the Senate or those of the House of Representatives are more important? What is this question asking me? It is asking me who power do I think is more important between the Senate and the House of Representatives? Thanks

    asked by Shadow
  123. Advanced Accounting

    Estimated and Actual Goodwill Passion Company is trying to decide whether or not to acquire Desiree Inc. The following balance sheet for Desiree Inc. provides information about book values. Estimated market values are also listed, based upon Passion

    asked by Tina
  124. Mat 116

    substitution method 7x +9y= 19 x=25-5y ___________ 7(25-5y)+9=19 175-35 +9=19 -175 -175 _______________ -26y= -156 y=6 substitute for x x=25-5y x=25-5(6) x=25-30 x=-5 now substitute 7x+9y=19 7(-5)+ 9(6)=19 -30+56=19 19=19 his part is wrong I believe

    asked by Robin
  125. math/geometry

    Jamie rides a Ferris wheel for five minutes. The diameter of the wheel is 10 meters,and its center is 6 meters above the ground. Each revolution of the wheel takes 30 seconds. Being more than 9 meters above the ground causes Jamie to suffer an anxiety

    asked by sally
  126. Chemistry

    What is the purpose in calculating formal charges? What physical forces create the three dimensional structure of a molecule?

    asked by Johannie
  127. geometry

    A segment that is a units long makes a C-degree angle with a segment that is b units long. In terms of a, b, and C, find the third side of the triangle defined by this SAS description. You have done numerical versions of this question. Start by finding the

    asked by sally
  128. physics

    A 40cm diameter wheel accelerates uniformly from 240 rpm to 360 rpm in 6.5s. How far (linearly) will a point on the edge of the wheel have traveled in this time?

    asked by Lilith
  129. accounting

    A company uses a sales journal, purchases journal, cash receipts journal, cash disbursements journal, and general journal. A perpetual inventory system is used. The following transactions were completed by the company during the current month of October:

    asked by ZUHAL
  130. math

    Construct a box-and-whisker plot for the set of numbers. 348, 234, 146, 384, 247, 487, 276, 221, 303

    asked by stacy
  131. physics

    A person exerts a force of 45.0 N on the end of a door 84.0 cm wide. What is the magnitude of the torque if the force is exerted: a) perpendicular to the door, and b) at a 60 degree angle to the face of the door?

    asked by Lilith
  132. English

    Name five of the six points you should check in practicing your speech.

    asked by JamesMichael
  133. math!

    18 years and 6 months is 18.5 BUT is?: 18 years and 3 months = 18.3 or 18.4???

    asked by Thara!
  134. 8th grade

    what was the ultimate result of Zheng Hes voyages of discovery in the 1400?

    asked by paul
  135. Mat 116

    substitution method 7x +9y= 19 x=25-5y I read over all the problems I do not see any errors I can find. Please point this out! After this I have another problem 0.1

    asked by Robin
  136. American History

    what were the elements of urban liberalism?

    asked by Lou
  137. College Algebra

    Convert to decimal notation 5.268*10^-8

    asked by Terry
  138. cjs 250

    any references to the topic: can any target environment be perfectly stably or predictable?

    asked by sasha
  139. 7th grade

    if you take apart 5x5x5 cube and build a pyramid with the same cubes, with each layer of the pyramid being a square and the top ending as a 1x1x1. How many tiers can you make?

    asked by tia
  140. chemistry

    the reaction of aluminum metal (Al) with oxygen (O2) forms Al2O3. What is a balanced equation for this redox reaction. What are two half reactions to show how many electrons are gained or lost by each species?

    asked by cathy
  141. Anatomy (The Heart)

    What is the relationship between fitness level and recovery HR after sub-maximal exercise? I was thinking the more fit you are, the faster your HR will drop back to what it is when you're resting. If you're unfit, it'll take longer for that HR to go down

    asked by Lena
  142. Macroeconomics

    suppose that this year's money supply is $500b, nominal gdp is $10trillion, and real gdp is $5trillion, what is the price level and velocity of money? and if velocity is constant and the economy's output rises by 5% per year, what will happen to nominal

    asked by Liyyah
  143. Physics

    your friend says that the equivalent (combined) resistance of resistors connected in series is always more than the resistance of the largest resistor. Dou you agree?

    asked by Don
  144. Mat 116 Final

    if linear graph shows 1 marked on y and the second mark is directly on -2x then the answer is m= -1/2

    asked by Loren
  145. chemistry

    how many moles of solute are contained in each solution? 250 mL of a 0.55 M NaNO3 solution? 145 mL of a 4.0 M HNO3 solution? 6.5 L of a 2.5 M HCl solution?

    asked by cathy
  146. chemistry

    Explaain the effect of a decrease in pressure on the solubility of each type of solute in a liquid solvent: gas and solid?

    asked by cathy
  147. History

    According to Smedley Butler what the are reasons the US has intervened in countries like CUba, Haiti, Mexico, Nicaragua, the Dominican Republic, and CHina?

    asked by Taylour
  148. social studies

    What were the findings of the Nye Committees?

    asked by Lacy
  149. Mat 116 Final

    x+3y=6 I did it like x + 3y = 6 ____________ x*(-1) +3*(2) ?6 -1 6 -6 Also, (-1,2) intercepts (3,6) Am I correct. If so. then solution for x = -1

    asked by Loren
  150. English

    How does the the notion of colonization impacts on your post-modern or fluid notions of personal idenity?

    asked by Anthony
  151. Chemistry II

    The equlibrium constant Kc for the reaction: has the value of 4.00 at 500K. If a mixture of 1.00 mol CO and 1.00 mol H2O is allowed to reach equilibrium at this temperature in a 1.00L flask, calculate the equilibrium concentrations of each species in the

    asked by curtis
  152. education

    what are some interruptive factors in a classroom?

    asked by amanda
  153. business

    How to write a 200 - 300 paper on the new product development phases on a new cleaning product

    asked by linda
  154. 6th grade science

    what are 2 examples of organisms interacting with abiotic factors in the Mono lake ecosystem?

    asked by Linda
  155. crt /205

    it taks someone with a really big heart to give to our charity, and you seem like someone who cares more than most. I'd like to know which fallacy that fits under

    asked by tnkrbll
  156. Chemistry

    The molecules water (H2O) and methane (CH4) have similar masses, but methane changes from a gas to liquid at -161 degrees C. Water becomes a gas at 100 degrees C. what could account for the difference?

    asked by Jack
  157. Mat 116 Final

    Is it true when the problem says solve x= then it is one number, or fraction. The test does say below where it is looking for an answer will say type integer, or fraction. Then I get myself confused when it says 7x = -56 I figured this is dividing -56 by 7

    asked by Loren
  158. Algebra II

    I'm trying to factor this and I just can't figure it out. Help? r^4 s^4 - 81

    asked by Nick
  159. Mat 116

    Solve using multiple principle. 7x=-56 The solution x= -8 or x= 7(-8)= -56

    asked by Robin
  160. Chemistry

    why should heating a content containing Zn and HCl be heated in fume hood.

    asked by Rita
  161. Global History

    Turning point of world war 2 and the causes of world war 2.

    asked by Melanie
  162. algebra

    how to identify property or rule used in (15+23)+7=15+(23+7)

    asked by tianna
  163. social studies

    How do teams determine when a paper is good enough?

    asked by Angela
  164. social studies

    How should difficult issues like plagiarism be addressed-and why would these techniques be appropriate?

    asked by Angela
  165. math

    Solvefor y: x2 = a2 + b2 − 2aby

    asked by sally
  166. chemistry

    calculate [h3o] in solutions. 0.040 of HCl and 0.080 HOCl. 2. calculate OH for the solutions of 0.0063 ba (OH)2 and 0.0110 of BaCl2

    asked by anonymous
  167. grammar

    what does an simple predicate mean

    asked by gary
  168. Chemistry

    Compare the properties of elements and compounds. Give two examples of each, including one example that exists in the human body. Explain the atomic nature of one element and one compound found in human body.

    asked by Ashlee
  169. Mat 116

    0.5x+1

    asked by Robin
  170. Algebra

    a. The sales representative informs you that there are 56 houses for sale with two floor plans still available. Use x to represent floor plan one and y to represent floor plan two. Write an equation that illustrates the situation

    asked by Ray
  171. Algebra 1

    x+9y=8 (1) x=3-9y (2) x (3-9y)+9=8 3x -9y +9y=8 3x = 8 x= 2.6 Is this correct?

    asked by Zack
  172. physics

    The force produced by Earth's gravity on a 70 kg man standing on the moon is more than 0.5 N True or False?

    asked by nate
  173. physics

    A merry go round has a radius of 3.5 meters. How far does a child standing at the edge travel (path length) if the wheel is rotated 13.0 radians?

    asked by nate
  174. social studies

    If -then clauses If an air mass originates over an ocean.... if an air mass originates over an continent... If a large body of water is cooler than the land next to it... If a large body of water is warmer than the land next to it...

    asked by anna
  175. History

    I don't understand why the US's aid to China during the Chinese Civil War was considered to be wasted. Why would that be?

    asked by Montana
  176. English

    I am still working on this poem. And I'd like to know ur opinion about it. Its a magic box poem. The magic box I will put in the box Hugs and kisses from my family The daylight brought from the sun and My parent’s blessings I will put in the box The

    asked by Sara
  177. Chemistry

    Is there an equation used to fond remaining pressure When CS2 at partial pressure 1930 torr reacts with H2 at partial pressure 8650 torr at constant volume and constant temperature according to the balanced equation, determine the partial pressure (atm) of

    asked by Tokey
  178. Literacy

    Find three writing assignments and evaluate them based on the Six Trait Writing Rubric

    asked by Anonymous
  179. Chemistry

    Is there an equation used to fond remaining pressure When CS2 at partial pressure 1930 torr reacts with H2 at partial pressure 8650 torr at constant volume and constant temperature according to the balanced equation, determine the partial pressure (atm) of

    asked by Tokey
  180. ALLENDALE HIGH

    WHAT IS A PRONOUN

    asked by DEE
  181. HUM/205

    I need help with an exhibit about early Chinese and Japanese civilizations

    asked by Felisha
  182. math

    Barbara knows that she will need to buy a new car in 4 years. The car will cost $15,000 by then. How much should she invest now at 10%, compounded quarterly, so that she will have enough to buy a new car? Round to the nearest cent.

    asked by Dexter
  183. Algebra 1

    -5 [54-(99-18)] -5[54 +99 +19] -5 [ 153+19] -5[172] -860 f(x)=2x²-5x How can I simplify -860 to fraction? I know something like - 860/100

    asked by Zack
  184. math/trig

    What graph is traced by the equation (x, y) = (5sin 12t , 6−5 cos 12t)?Think of another equation that will produce the same graph. Use your calculator to check.

    asked by sally
  185. Mat 116

    Solve the system by graphing 8x-6=-18 6y-8x=18 divide 1 equation by 2 4x-3y=-9 divide 2 equation by -2 -4x-3y=-9 this makes both equation dependent slope intercept of two equation 4x-3y=-9 3y=4x+9 this makes this consistent. Just helping if I can.

    asked by Robin
  186. Tokyo

    I need to think of 5 strategies that Tokyo should do to solve the issues caused by earthquakes. any ideas?

    asked by AL 87
  187. Grammar

    What's the difference between a and an

    asked by Gary
  188. calculus II

    (A) 2 students are sharing a loaf of bread. Student A eats half of the loaf, then student B eats half of what remains, then student A eats half of what remains, and so on. How much of the loaf will each student eat? (B) 2 students are sharing a loaf of

    asked by Harold
  189. ALGEBRA

    What is the vertex of a parabola? How do you determine the vertex of the parabola?

    asked by GGIFT
  190. Grammar

    What's an consonant?

    asked by Gary
  191. Social Studies

    I need help looking for an interview with Amelia Earhart, written or audio/visual, for a research paper. This is the last citation I need, and I cannot find a direct interview. Please help.

    asked by Brittany
  192. trig

    Verify the Identity: sec(x/2)=the square root of (2 tanx/(tanx sinx))

    asked by Tina
  193. History

    The US sent aid and assistance to China, much of it beig wasted by BLANK. When General BLANK told Truman that the United States could not affect the results of the Civil SWar, America became less interested in supporting the nationalists. What could be the

    asked by Montana
  194. Ecology

    Menge and colleagues performed experiments in which they exposed some populations of mussels to sea stars and excluded sea stars from other mussel populations. Suppose that the sea star population consists of 20 individuals and the two populations of

    asked by Hannah
  195. chemistry

    help balance this redox equation: HNO3 + Zn(s) NO(s) + ZnO ...i know i need H2O and possibly H+

    asked by omar
  196. Writing

    What is the word to say when you don't know what to say?

    asked by Gary
  197. Circle geometry

    A chord is 6.0 cm from the centre of a circle of radius 10 cm. How long is the chord to the nearest tent of a centimeter???

    asked by Anonymous
  198. Grammar

    What is an simple subject?

    asked by Gary
  199. chem

    i forgot how to figure out percent composition, can anyone help me out?

    asked by blue
  200. math

    Give the equation of the circle with center at (0, 2) and radius = 5

    asked by Lori
  201. chem

    i forgot how to figure out percent composition, can anyone help me out?

    asked by blue
  202. psychology

    How much time and energy can you invest in making sure you aren't guilty of the fundamental attribution error or the self-serving bias?

    asked by Boo79
  203. Economic

    A Giffin good is not correctly described by which of the following? A)A Giffin good must be an inferior good. B)A Giffin good must be such that the income effect and the substitution effect move in opposite directions, and the income effect outweighs the

    asked by Dina
  204. Circle geometry!

    A circular tunnel, 20 m in diameter is blasted through a mountain. A 16 m wide road isto be constructed along the floor of the tunnel. What is the maximum height of the tunnel to the nearest meter?

    asked by Anonymous
  205. math

    Dana takes a sheet of paper, cuts a 120-degree circular sector from it, then rolls it up and tapes the straight edges together to form a cone. Given that the sector radius is 12 cm, find the height and volume of this paper cone.

    asked by hodna
  206. geometry

    Find the third side of a triangle in which a 4.00-inch side and a 6.00-inch side are known to make a 56.0-degree angle. Round your answer to three significant digits.

    asked by hodna
  207. 8th grade

    what are large groups of stars, gas, and dust held together by gravity?

    asked by risa
  208. Economic

    The market for Good X can be depicted with the following demand and supply equations: Demand: P = 50 – 1/2Q Supply: P = 1/3Q Where P is price per unit and Q represents quantity in units. Policy makers plan on imposing a $1 per unit tax on this good.

    asked by Dina
  209. Grammar

    What is the simple subject of this sentence "Behind the curtains, Devon was hiding from his sisters"

    asked by Gary
  210. math

    A counterclockwise quarter-turn Q about the origin is applied to the point (x, y). What are the coordinates of the image point? Answer in the form Q(x, y) = (ax + by, cx + dy).

    asked by yadlay
  211. geometry

    The perimeter of a triangle, its area, and the radius of the circle inscribed in the triangle are related in an interesting way. Prove that the radius of the circle times the perimeter of the triangle equals twice the area of the triangle.

    asked by sarah A
  212. math

    Given a vector u, the familiar absolute-value notation |u| is often used for its magnitude. Thus the expressions u•u and |u|2 both mean the same thing. What exactly do they mean?

    asked by sarah A
  213. math

    Attendance records at a school show the number of days each student was absent during the year. The days absent for each student were as follows: 8 2 4 3 2 7 6 0 9 3 3 4 2 4 6 Create a dot plot for this data

    asked by KiKi
  214. vector

    For any two numbers a and b, the product of a−b times itself is equal to a2−2ab+b2. Does this familiar algebraic result hold for dot products of a vector u − v with itself? In other words, is it true that (u − v) • (u − v) =

    asked by sarah A
  215. geometry

    A triangle has a 56-degree angle, formed by a 10-inch side and an x-inch side. Given that the area of the triangle is 18 square inches, find x.

    asked by yadlay
  216. 4th grade

    what's lists of Indian possession?

    asked by tammy
  217. Algerbra

    imagine you are at a gas station filling your tank with gas. the function c(g) represents the cost c of filling the gas tank with g gallons. given the equation c(g)=3.03(g) A. what does the number 3.03 represent B.find c(2) C.Find C(9)

    asked by Anonymous
  218. algebra

    (6a^3bc^5)(-3a^4b^2c^3) simplify

    asked by Chloe
  219. algebra

    Give the equation of the circle with center at (0, 2) and radius = 5

    asked by Lori
  220. Travel and Tourism - NYC and Tokyo

    What can local and national governments do to assist the tourism industry in both cities? I need some suggestions.

    asked by AL 87
  221. Mat 116

    -3/4x= -5/6 -3/4 + 3/4= -5/6+ 3/4 x= - 1/12 Is this right Please help!

    asked by Robin
  222. math

    T he weights (in pounds) of a group of high school students are listed below in a stem-and-leaf plot.

    asked by Anonymous
  223. Physics

    Dolphins of the open ocean are classified as Type II Odontocetes (toothed whales). These animals use ultrasonic "clicks" with a frequency of about 54.9 kHz to navigate and find prey. a. Suppose a dolphin sends out a series of high-pitched clicks that are

    asked by Jon
  224. physics

    A father pulls his young daughter on a sled with a constant velocity on a level surface through a distance of 10 m, as illustrated below. If the total mass of the sled and the girl is 35 kg and the coefficient of kinetic friction between the sled runners

    asked by Anonymous
  225. Mat 116

    what is the domain of p? p(x)=x²-2+7 I do not know how to do this problem. Please help!

    asked by Loren
  226. Algebra 1

    3+6x

    asked by Zack
  227. calc

    Consider a function f : {R}^2 \to {R}^2 for which f(4, -4) = (3, 3) and f{D}f(4, -4) = (5 4) (-3 0)

    asked by John
  228. mat/116 week 9 final exam

    what is the like term of 11c+4d-9c-7d=

    asked by micky
  229. The Heart

    What is the relationship between fitness level and recovery HR after sub-maximal exercise? I was thinking the more fit you are, the faster your HR will drop back to what it is when you're resting. If you're unfit, it'll take longer for that HR to go down

    asked by Lena
  230. algebra 1

    (1,3) and (-2,-4) is m= 1/2

    asked by Zack
  231. algebra 1

    (-1,1),y=x-4

    asked by bill
  232. University calculus

    if g(x)=the integral sign (with sin(x^2) on top and 10 at bottom) (1+t) dt, find g'(sqr root pie/2)

    asked by Sonia
  233. Finance

    What's the net present value (NPV) of this replacement project? The old equipment has a book value of $200,000 (year 0) and a current salvage value of $300,000 (year 0). It is being depreciated on a straight-line basis. It has four more years of

    asked by Herb
  234. managerial economics

    A firm uses a single plant with costs C= 160 +16Q +.1Q2 and faces the price equation P= 96 – .4Q. a) Find the firm’s profit-maximizing price and quantity. What is the profit? b) The firm’s production manager claims that the firm’s average cost of

    asked by J
  235. Business

    What is the net present value (NPV) of this replacement project? The old equipment has a book value of $200,000 (year 0) and a current salvage value of $300,000 (year 0). It is being depreciated on a straight-line basis. It has four more years of

    asked by Herb
  236. Calculus

    "Evaluate the following indefinite integrals: "S" (3x^2 -2)/(x^3 - 2x + 1)^3 dx" We're practicing the substitution rule, and I know how to do it, but I don't know what/how to substitute in this question. btw: "S" is the integral sign.

    asked by Stuck
  237. math

    A gardener measures the tallest of his prize-winning sunflowers and finds that the height is 60 in. The sunflower was 52 in. tall the last time the gardener measured it.

    asked by jim
  238. geometry

    if two cones are similar and the ratio between the lengths of the radii is 7:3, what is the ratio of their surface areas

    asked by viri
  239. geometry

    if two cones are similar and the ratio between the lengths of the radii is 7:3, what is the ratio of their surface areas

    asked by viri
  240. geometry

    if two cones are similar and the ratio between the lenghts of the radii is 7:3, what is the ratio of their surface areas

    asked by viri
  241. Precalculus

    NEED HELP!! Find all numbers t such that cos^-1 t = sin^-1 t.

    asked by jh
  242. physics

    In the frictionless apparatus m1=1.7kg What is m2 if both masses are at rest

    asked by Anonymous
  243. physics

    How fast does water flow from a hole at the bottom of a very wide, 3.7 m deep storage tank filled with water? Ignore viscosity.

    asked by Anonymous
  244. ETH

    is it difficult to accurately measure prejudice?

    asked by Ronnie
  245. Chemistry

    Calculate the average translational kinetic energy (kJ/molecule) for a molecule of NH3 at 431 K, assuming it is behaving as an ideal gas. I understand how to figure out the kJ/mole, but I don't understand how to get the kJ/molecule that this question is

    asked by Luc
  246. Chemistry

    What is the pH of a solution in which 25 mL of .10 M NaOH is added to 15 mL of .10 M HCl? I have calculated the amount of moles of each, but I'm not really sure where to go from there. Thanks!

    asked by Hannah
  247. algebra

    4(w-3)=-12, Help Please.

    asked by bobby
  248. Trignometry pls help

    1. The radius of the circumscribed circle of the triangle ABC is 15 cm. Given that B is a 49-degree angle, find the length of side AC. 2. The radius of the circumscribed circle of the triangle ABC is r cm. Given that B is a â-degree angle, find the length

    asked by Sally K
  249. physics

    what is the most important element for creating a magnetic field. and why? Moving charges..... right?

    asked by alex
  250. Trig

    Find all solutions w between 0 and 360, inclusive: (a) cosw = cos(−340) (b) cosw = sin20 (c) sinw = cos(−10) (d) sinw < − 1 2 (e) 1 < tanw

    asked by Sally K
  251. Chemistry

    If you add 2.50 mL of .150 M HCl to 100 mL of a buffer consisting of .100 M CH_3COOH and .200 M CH_3COONa, what will be the change in pH? (Ka of CH_3COOH is 1.7 x 10^-5).

    asked by Jason
  252. algebra

    0.7x+2 less < than 1.5x-5 Thanks for the help

    asked by Terry
  253. Business

    How did U.S. manufacturers become vulnerable to offshore outsourcing

    asked by Anonymous
  254. matt/116

    two angles are complementary. The sum of the measure of the first and the one-fourth of the second angle is 62.25 degrees find the measures of the angle.

    asked by tay
  255. physics

    In the frictionless apparatus m1=1.7kg a)What is m2 if both masses are at rest? b) How about if both masses are moving at constant velocity?

    asked by kanesha
  256. algebra

    7r-3s=18 3r+7s=16 Solve by the elimination method, please.

    asked by Marty
  257. Math

    Devon’s bike has wheels that are 27 inches in diameter. After the front wheel picks up a tack, Devon rolls another 100 feet and stops. How far above the ground is the tack?

    asked by Johny G12
  258. geometry

    An isosceles triangle has two 10.0-inch sides and a 2w-inch side. Find the radius of the inscribed circle of this triangle, in the cases w = 5.00, w = 6.00, and w = 8.00.

    asked by Johny G12
  259. geometry

    An isosceles triangle has two 10.0-inch sides and a 2w-inch side. Find the radius of the inscribed circle of this triangle, in the cases w = 5.00, w = 6.00, and w = 8.00. And Write an expression for the inscribed radius r in terms of the variable w , then

    asked by Johny G12