Questions Asked on
November 8, 2009

  1. Honors Chemistry

    "How many grams of NH3 can be produced from the reaction of 28 g of N2 and 25 g of H2? N2 + 3H2 ---> 2NH3 ==> 28 g N2 x (1 mol N2/14.0 g N2) x (2 mol NH3/1 mol N2) x ( 17.0 g NH3/ 1 mol NH3) = 68 g NH3 25 g H2 x ( 1mol H2/2.0 g H2) x (2 mol NH3/3 mol H2) x

    asked by Emily
  2. math

    The Moon orbits Earth every 27.3 days. Determine the angular velocity of the Moon, in degrees per day and in radians per day. The radius of the orbit of the Moon is about 384 400 km. How far does the Moon move along an arc of it's orbit every?

    asked by Anonymous
  3. Physic

    The back wall of an auditorium is 29.0 m from the stage. If you are seated in the middle row, how much time elapses between a sound from the stage reaching your ear directly and the same sound reaching your ear after reflecting from the back wall?

    asked by Jimmy
  4. Calc

    If x2 + y2 = 100 and dy/dt = 3, find dx/dt when y = 8.

    asked by Bryan
  5. Ap english

    I have to answer a few questions about the essay Ralph Waldo Emerson From Education. (a copy of it is provided on google when you type in -what does emerson mean when he says "nature loves analogies, but not repetitions"?- ) If you have read it or can read

    asked by anonymous
  6. Physics

    Piano tuners tune pianos by listening to the beats between the harmonics of two different strings. When properly tuned, the note A should have the frequency 440 Hz} and the note E should be at 659 Hz}. The tuner can determine this by listening to the beats

    asked by AP
  7. Physics

    A 2.2 m-long string is fixed at both ends and tightened until the wave speed is 50 m/s.What is the frequency of the standing wave shown in the figure? picture has 6 waves

    asked by Unknown
  8. Physics

    A 1.5 kg block is connected by a rope across a 50-cm-diameter, 2.0 kg, frictionless pulley. A constant 10 N tension is applied to the other end of the rope. Starting from rest, how long does it take the block to move 30 cm?

    asked by Sandhu
  9. advanced functions

    Prove that: 2sinxsiny = cos(x-y) - cos(x+y)

    asked by -
  10. biology

    skin cells seem to fit together like pieces of a jigsaw puzzle how is this arrangement of cells helpful to an organism?

    asked by josh
  11. chemistry

    The following redox reaction occurs in basic aqueous solution. When balanced with the smallest whole number coefficients, what is the coefficient for OH-(aq)? Mn(OH)2(s) + MnO4-(aq) = MnO42-(aq). 1. ) 2 2. ) 3 3. ) 4 4. ) 6 5. ) 8 the answer i got was

    asked by edward
  12. calculus

    P /|\ / | \ / | \ on this side there is an / | \ arc with A(θ) in the / | \ middle. the B(θ) /θ | B(θ)\ triangle is not equal O -------------- R to the θ triangle. Q the figure shows a setor of a circle with central angle theta. Let A(θ) be the area

    asked by Reen
  13. Chemistry

    Which pair of molecules has the strongest dipole-dipole interactions? a- CO2 and CO2 b- CO2 and CH4 c- NH3 and NH3 d- NH3 and CH4 e- CH4 and CH4 Would it be C?

    asked by Casey
  14. Math

    Find the variance for the given data. Round your answer to one more decimal place than the original data. {8.5, 4.5, 8.8, 6.9, 5.3}

    asked by Anonymous
  15. Math

    BLIND BATS AT HALLOWEEN There were number of bats in a cave. Two bats can see out of right eye, Three bats can see out of left eye, Four can't see out of left eye, and Five can't see out of right eye. What is the least number of bats in the cave & what

    asked by Tina
  16. Marketing (Help Check)

    24.Which of the following is characteristic of the organizational buying process? A)Multiple parties participate in purchase decisions. B)Negotiation between buyers and sellers is commonplace. C)Online buying over the Internet is widespread. D)Buying

    asked by Bryan
  17. chemistry

    A gaseous mixture of O2 and N2 contains 35.8% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 565 mmHg?

    asked by Chrissie
  18. Calc

    A sample of a radioactive substance decayed to 93.5% of its original amount after a year. a) What is the half-life of the substance? ? years (b) How long would it take the sample to decay to 10% of its original amount? ? years

    asked by Lee
  19. Marketing-Business

    What is the decision facing amazon (the website) and what factors are important in understanding this decision situation?

    asked by Rasheen
  20. Math

    The table below provides a frequency distribution for the winner of the Davis Cup during the period 1977-1994. Winner of Davis Cup Frequency United States 6 Germany 3 Czechoslovakia 1 Australia 3 France 1 Sweden 4 Which measure of center, the mean, the

    asked by Anonymous
  21. Physics

    You row a boat, perpendicular to the shore of a river that flows at 3.0 m/s. The velocity of your boat is 4.0 m/s relative to the water. a. What is the velocity of your boat relative to the shore? b. What is the component of your velocity parallel to the

    asked by Angel
  22. Calc

    A common inhabitant of human intestines is the bacterium Escherichia coli. A cell of this bacterium in a nutrient-broth medium divides into two cells every 20 minutes. The initial population of a culture is 59 cells. (The tolerance is 1% unless your

    asked by Joe
  23. physics

    A car is parked near a cliff overlooking the ocean on an incline that makes an angle of 29.1◦ with the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. The car rolls from rest down the incline and has a

    asked by Anonymous
  24. math

    A bacteria culture starts with 260 bacteria and grows at a rate proportional to its size. After 4 hours there will be 1040 bacteria. (a) Express the population after t hours as a function of t. this is what i put as my answer but i guess its not right do i

    asked by aman
  25. Math

    Use linear approximation, i.e. the tangent line, to approximate sqrt[3] { 8.4 } as follows: Let f(x) = sqrt[3] x. The equation of the tangent line to f(x) at x = 8 can be written as y=mx+c where m=1/12 b=4/3 find the approximation for sqrt[3] {8.4}

    asked by Ben
  26. Economics/Algebra

    A monopolist has a constant marginal and average cost of $10 and faces a demand curve of QD = 100 - 10P. Marginal revenue is given by MR=100-.20P. a. Calculate the monopolist's profit maximizing quantity, price, and profit. b. Now suppose that the

    asked by too old
  27. chemistry

    Which represents the largest pressure? A)five mmHg B)one atmosphere C)one millimeter of mercury D)one hundred pascals E)five pounds per square inch I tried converting them all to mmHg and I think the answer is B, but I just want to make sure.

    asked by Holly
  28. Physics

    Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.4 mm in humans. How much energy is delivered to your eardrum each second when someone whispers 20dB a secret in your ear?

    asked by Unknown
  29. English Help

    R for run on sentence, CS for comma splice, F for fragment, and C for correct sentence. Some correct sentences can be punctuated more effectively, however. Check over my anwers if i get it wrong please correct me. Thanks! 1. Carlos took the job and he was

    asked by Jess
  30. 5th grade

    write a spelling word that fits each clue 4.a furnace could provide this.

    asked by Mya
  31. chemistry

    Perform each of the following conversions, being sure to set up clearly the appropriate conversion factor in each case. 2.23 m to yards Am I supposed to round the answer? I don't think I am, but the answer I get is insanely large.

    asked by Jake
  32. Chemistry

    calculate the percent water in CaSO4*2H20 20.9%?

    asked by c
  33. Enthalpy of a Phase Change

    How many grams of ice at -20.1C can be completely converted to liquid at 9.9C if the available heat for this process is 4.58×103 kJ? For ice, use a specific heat of 2.01 J/(g*C) and Heat of Fusion is = 6.01 kJ/mol.

    asked by Wessells
  34. English

    Why is Babylon Revisited called that if it takes place in Paris?

    asked by Jake
  35. Math

    Use a centimeter ruler and separate sheet of paper to draw am 8 cm. by 6 cm. rectangle. List its perimeter on the table below. Then cut out the rectangle and also cut along the diagonal as shown below in the picture. Use the your two pieces to create 4 new

    asked by Vickie
  36. visual

    do you have an e-mail account bobpursley, so that i can e-mail you a picture of my art? It's a good idea. I'll send it to you.

    asked by Anonymous
  37. Chemistry

    I don't understand how to answer this questions. I thought molecular weight was adding up the atomic weight of each element in a molecule...? If a 0.614g sample of a gas maintains a pressure of 238 mmHg when contained in a 1.0L flask at 0.0 degree Celcius,

    asked by Holly Y.
  38. Chemistry

    Which pair of molecules has the strongest dipole-dipole interactions? a- CO2 and CO2 b- CO2 and CH4 c- NH3 and NH3 d- NH3 and CH4 e- CH4 and CH4 how do you figure out the answer to this question?

    asked by Casey
  39. Chemistry

    on heating the hydrate CaSO4*2H2O, how many moles of water should be driven off per mole of hydrate? 1 mole?

    asked by c
  40. Calculus

    A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed of 1.5 m/s, how fast is the length of his shadow on the building decreasing when he is 4 m from the building?

    asked by Peter
  41. AP Chemistry

    What acid and what strong base would react in aqueous solution to produce the following salts in the formula equation? Write the balanced formula equation for each reaction. a. potassium perchlorate b. cesium nitrate c. calcium iodide

    asked by Angel
  42. calculus

    f(x)=2x+8x^-1.For this function there are four important intervals: (-infinity,A],[A,B),(B,C), and [C,infinity) where A,B and C are either critical numbers or points at which f(x) is undefined.Find A,B and C.

    asked by zama
  43. chemistry

    if you heat 15.00g of the hydrate CaSO4*2H20, and drive off the water, what is the weight of the anhydrous salt remaining? How do I go about solving this?

    asked by c
  44. chemistry

    Consider three one-liter flasks labeled A, B, and C filled with the gases NO, NO2, and N2O, respectively, each at STP. Which flask contains 1.0 mole of gas?

    asked by Anonymous
  45. Math

    Angle x is in the second quadrant and angle y is in the first quadrant such that sinx=5/13 and cosy=3/5, determine and exact value for cos (x+y). I have no idea how to even start this question. Could someone please help me?

    asked by Jenn
  46. geometry

    A propane tank is in the form of a cylinder with two half-spheres, one on each end. The radius of the cylinder is the same as the radius of each half-sphere. What is the volume of a propane tank of cylindrical length 12 ft and radius 5 ft, correct to the

    asked by kimama
  47. Psychology

    Can anyone tell me if I answered this correctly? Please help. 2. Assignment: Erikson’s Timeline • Write a 350- to 700-word paper that explains in which of Erikson’s eight stages of life you believe you are currently. • • Explain why you think you

    asked by Aaliyah
  48. Business Finance

    Rita won $60 million lottery. She is to receive $1 million a year for the next 50 years plus an additional lump sum of $10 million after the 50th year. The discount rate is 10%. What is the present value of her winnings?

    asked by Lawrence
  49. Social Studies 11

    Why did the british fight against the turks in 1915?

    asked by Anonymous
  50. physics

    Janet jumps off a high diving platform with a horizontal velocity of 2.22 m/s and lands in the water 1.5 s later. The acceleration of gravity is 9.8 m/s2 . a) How high is the platform? Answer in units of m.

    asked by Anonymous
  51. Physics121

    The back wall of an auditorium is 29.0 m from the stage. If you are seated in the middle row, how much time elapses between a sound from the stage reaching your ear directly and the same sound reaching your ear after reflecting from the back wall?

    asked by Jimmy
  52. calculus

    A fence 4 feet tall runs parallel to a tall building at a distance of 5 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?

    asked by zama
  53. math

    a nutrition center sells two types of health foods to mountain-climbing teams, Trailblazer Mix and Frontier Mix. Each package of the Trailblazer Mix sells for $9.75. Each package of the Frontier Mix sells for $9.50. The center wishes to maximize its

    asked by zbag
  54. physics

    A 150 kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 420 N. For the first 21 m the floor is frictionless, and for the next 21 m the coefficient of friction is 0.30. What is the final speed of the crate?

    asked by Anonymous
  55. Science

    Compare the angle of refraction with the angle of incidence for all angle of incidences greatter than 0 degrees. what relationships do you notice between the angle of incidence and the angle of refraction? explain why you expect this relationship to be

    asked by James
  56. AP Chemistry

    When hydrochloric acid reacts with magnesium metal, hydrogen gas and aqueous magnesium chloride are produced. What volume of 5.0 M HCI is required to react completely with 3.00 g of magnesium?

    asked by Angel
  57. social studies

    were there any weaknesses in the Constitution? Explain.

    asked by Michaela
  58. Literature

    I had to write an essay analyzing a short story. I wrote about The Birds: Daphne du Maurier’s short story The Birds is a story of an old war veteran, his family, and how they battle fierce birds. It starts out on the third of December on the Cornish

    asked by mysterychicken
  59. 11th grade

    solve a perfect square trinomial equation. (4x+1)(x+4)=49

    asked by emms
  60. Calculus

    The circumference of a sphere was measured to be 74.000 cm with a possible error of 0.50000 cm. Use linear approximation to estimate the maximum error in the calculated surface area? Also Estimate the relative error in the calculated surface area.

    asked by Salman
  61. Chemistry

    Is the reaction involved in dissolving ammonium chloride in water an endothermic reaction or exothermic reaction? Why? I am pretty sure it is endothermic, but I am just not sure why ?

    asked by Anonymous
  62. Calc

    A plane flying horizontally at an altitude of 1 mi and a speed of 510 mi/h passes directly over a radar station. Find the rate at which the distance from the plane to the station is increasing when it is 6 mi away from the station. (Round to the nearest

    asked by Peter
  63. visual

    I can't seem to describe the placement of my objects in my stilllife arrangement. The objects are placed at an angle, which is almost horizontal. Does it relate to the principles of art?

    asked by Anonymous
  64. Physics

    A 72 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 13 m, and falls a total of 38 m. Calculate the spring stiffness constant "k" of the bungee cord, assuming Hooke's law applies. Calculate the maximum

    asked by Anonymous
  65. Trigonometry

    What is the arcsin of (pi/2)?

    asked by Anonymous
  66. earth science

    Describe the change in duration of insolation from the Equator to the North Pole A) In the winter b) In the summer c) on the Equinox

    asked by Nadine
  67. chemistry

    calculate percent water in the following hydrates BaCl2*2H20 14.7%? CaCo3*6H20 51.9% Correct?

    asked by Anonymous
  68. math

    a train left podunk and traveled west 70 km/h. two hours later, another train left podunk and traveled east at 90km/h. how many hours had the first train traveled when they were 1420 km apart?

    asked by Kiki
  69. chemistry

    A gaseous mixture of and contains 35.8 nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 565 ?

    asked by Chrissie
  70. Honors Chemistry

    On the same subject as before with the limiting/excess reagent stuff -- can someone please check my answer to make sure I'm doing it right? Thanks sooooo much!! :DD 3. Mg + 2HCl ==> MgCl2 + H2 -- What mass of hydrogen at STP is produced from the reaction

    asked by Emily
  71. Payroll Accounting

    Help with my Payroll Accounting Final Project. Class AC122-05. Please. I am so lost.

    asked by Brittany
  72. geometry

    A rectangular trench is to be dug which is to be 240 ft long, 90 ft wide and 9 ft deep. A large dump truck can carry 20 cubic yards in a load. How many truck loads will be required to remove the dirt from this trench?

    asked by kimama
  73. checking answers 4 algerbra

    1. What percent of 120 is 48? 57.6%? 2. collect like terms. 17T + T + 15/13T= 249/13T? 3. solve using the principles together. 3x-6=12 i am solving for x=6? 4. solve using the addition principle. -37+n=19 i am solving for n= -18? 5. solve using the

    asked by Nashea
  74. excretion

    Question: which is an example of excretion? a) release of sweat from the sweat glands b) removal of carbondioxide from the lungs Please tell me what is the answer. I thought both urea(from the sweat) and CO2 are products of excretion? In fact, my textbook

    asked by biology
  75. chemistry

    What is formed at the anode and cathode when the following solutions are electrolysed? sodium iodide copper II chloride sodium sulphate NaOH HCl magnesium nitrate also is this true: if the metal in the compound is higher in the reactivity series than

    asked by Nabiha
  76. Organic Chemistry

    Would it be possible to separate hexane (b.p. 68.95 degrees Celsius) from toluene (b.p. 110.6 degrees Celsius) by simple distillation?

    asked by Apple
  77. Physic

    What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open at one end, closed at the other?

    asked by SB
  78. social studies

    How did the two compromises reached during the Constitutional Convention satisfy competing groups?

    asked by Michaela
  79. Business

    A hospital has 30 labor rooms, 15 combination labor and delivery rooms, 3 delivery rooms, and 1 special delivery room reserved for complicated births. All rooms operate around the clock. Time spent in labor rooms varies from hours to days, with an average

    asked by Danielle
  80. English

    1. Is Eminem a male name or a femalee name? How do you pronounce "Eminem." 2. When you give birth to the baby, you will feel painful. 3. When you deliever the baby, you will feel painful. 4. When you are delivered of the baby, you will feel painful. (Which

    asked by rfvv
  81. Social Studies

    Which of the following was not a radical social movement in the nineteenth century? A) Utopian socialism B) Transcendentalism C) Spiritualism D) Naturalism

    asked by John
  82. Algebra

    Why is television called a communications medium?

    asked by Patrick
  83. History

    Can you please explain to me what this means. Chief Justice John Marshall, in Cherokee Nation vs. Georgia held that the court had no juisdiction, under the U.S. Constitution, to deal with this issue because the Cherokees were a domestic, dependent nation-

    asked by Samantha
  84. Calculus

    R(x)= { ax^2, from A to B { bx+c, from B to C B is 1000 feet horizontally from A and 100 feet higher. Since the road is smooth, R'(x) is continuous. What is the value of b?

    asked by Anonymous
  85. chemistry

    What is formed at the anode and cathode when the following solutions are electrolysed? sodium iodide copper II chloride sodium sulphate NaOH HCl magnesium nitrate also is this true: if the metal in the compound is higher in the reactivity series than

    asked by Nabiha
  86. Economics/Math

    Airline pricing is a good example of price discrimination. Airlines set different prices for first-class and excursion. Suppose the economics division of a major airline company estimates the demand and marginal revenue functions for first-class and

    asked by too old
  87. Economics for Global Manager

    If the current exchange rate is US$1 equals € .70, how much did you win in US dollars? Suppose that the interest rate in Irish banks is 2% for a one year CD. In the USA, the rate is 4% for a one year CD. If you left your winnings in Ireland, how many

    asked by Jcalhoun
  88. advanced functions

    The manufacturer of a propeller for a small aircraft mandates a maximum operating angular velocity of 300 rad/s. Determine whether it is safe to install this propeller on an aircraft whose engine is expected to run at a maximum of 2800 rpm.

    asked by -
  89. calculus

    f'(x) = (x^2-1)/x

    asked by Reen
  90. American History

    How were the slaves brought to America? I think the slave were brought to America by boat from Africa, is this correct?

    asked by ATP
  91. logarithms

    how do i solve: log4x^3 + log2x^1/2 = 8 please help me

    asked by jenny
  92. college algebra

    rectangular region of lenght x and width y has an area of 520 square meters. write the width y as a function of x

    asked by jaja
  93. social studies

    Of the problems experienced by the Confederation Congress, which do you think was the most harmful? why?

    asked by Michaela
  94. grammar

    Label each clause subordinate or independent. 1. If you visit the city of Chicago.subordinate 2.the Art Institute of Chicago is quite famous independent 3.While the Chicago White Sox play in Comiskey Park. subordinate 4.after the sears Tower was built

    asked by Christ
  95. Scoial Studies

    What were the effects of The Trojan War in its time and today? Does anyone know any websties with this info? Thanks so much!:)

    asked by Rebekah
  96. Chemistry (physical)

    At room temperature (25 degrees C) butane is a mixture of 72% anti and 28% gauche conformations. Calculate the difference in energy between the gauche and anti confromations. This is how I calculated it but I am not sure I am right: Boltzmann equation:

    asked by Alice
  97. maths

    if f(x)=(x^2)(e^x) prove by induction that the nth derivative is (x^2 +2nx +n(n-1)(e^x) thanks

    asked by claire
  98. alison

    How do i find the points of inflection for: f(x)= (1/12)x^4 -2x^2 +15 The answers are (2, 25/3) and (-2, 25/3) but i don't know how to get the answers. Can someone show me step by step?

    asked by math
  99. physics

    A toy car runs off the edge of a table that is 1.683 m high. The car lands 0.3309 m from the base of the table. The acceleration of gravity is 9.8 m/s2 . How long does it take for the car to fall? Answer in units of s. - What is the horizontal velocity of

    asked by Anonymous
  100. chemistry

    Stelco has been recently legislated to reduce total SO2 emissions from iron smelting operations. Select the most effective chemical reagent to desulfurize Stelco’s gas emissions as a strategy to minimize the environmental impact of acid rain in eastern

    asked by Danny
  101. ACCOUNTING

    Deer Valley Lodge, a ski resort in the Wasatch Mountains of Utah, has plans to eventually add five new chairlifts. Suppose that one lift costs $2 million, and preparing the slope and installing the lift costs another $1.3 million. The lift will allow 300

    asked by Anonymous
  102. Math

    can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture

    asked by Alisha
  103. physics

    A ball is thrown from the top of a building upward at an angle of 66 ◦ to the horizontal and with an initial speed of 16 m/s. The ball is thrown at a height of 53 m above the ground and hits the ground 33.2074 m from the base of the building. The

    asked by Anonymous
  104. Grammar

    What's wrong with the following sentence? He was in trouble for acting like a tomfoolery.

    asked by Bart
  105. geometry

    What is the area of a trapezoidal piece of land if the shorter parallel side is 52 ft long, the other parallel side is 130 ft and the altitude of the trapezoid is 75 ft ?

    asked by kimama
  106. geometry

    If the lengths of two sides of a right triangle are 33 ft and 56 ft, then the length of the hypotenuse must be

    asked by kimama
  107. geometry

    A piece of property is in the form of a right triangle with sides which are 300 meters and 1200 meters in length. What is the area of this triangle in hectares, correct to the nearest whole hectare?

    asked by kimama
  108. geometry

    If there are 7.5 gallons to the cubic foot, and a spherical storage tank has a radius of 19.5 ft, then using 3.14159 for p ,how many gallons, correct to the nearest whole gallon, will the full storage tank hold?

    asked by kimama
  109. algebra

    The tep[erture drpped from -4degree f to -12 degrees f how many degrees did it drop -8 degrees?

    asked by Alisha
  110. Math

    -2/13/(-3/13)=undefined 4(x-6)+2=6(x+2)-6= -14 7x+9x=96 x=6

    asked by Peewee
  111. Math

    Prove that cos2x=(1-tan^2x)/(1+tan^2x) I can't find any identities that can help me with this. I'm really confused

    asked by Simon
  112. art

    Am I right with this statement? "The way the shadows created by the coat hangers look very realistic is part of the design quality of my still-life composition."

    asked by AL 87
  113. Math

    -2/13/(-3/13)=undefined 4(x-6)+2=6(x+2)-6= -14 7x+9x=96 x=6

    asked by Peewee
  114. Math

    determine weather 10 is the solution of the equation x+10=36 is 10 the solution no use multiplcation principle 10x=-90 -9 3[7-9{6-2)]= -87 find -x when x=-62/83*= 62/83

    asked by Conrad
  115. math

    On his 10th birthday, Tom's allowance was doubled. When he turned 12, his allowance increased by $10 to $34 per month. What was Tom's allowance before his tenth birthday?

    asked by anonymous
  116. algebra

    does y=11-x ,for x makje x=y+11? -8-14=6 7.4=x-13 answer 6.1 m/m for m =72 and n =9 m/n=72/9=8 -4x+7=39 4x/4x=32/4x 4/32=x8 -10 is greater than -18 -4*(-9)= 36

    asked by p
  117. chemistry

    What is formed at the anode and cathode when the following solutions are electrolysed? sodium iodide copper II chloride sodium sulphate NaOH HCl magnesium nitrate also is this true: if the metal in the compound is higher in the reactivity series than

    asked by Nabiha
  118. American History

    Why did the Pilgrims not encounter much Native American resistance upon settling in Plymouth? Is it because of the harsh winter, and the fact that many of the Pilgrims died on the trip? Thanks, Ashley

    asked by ATP
  119. algebra

    Marcella and Rupert bought party stuff. Marcella bought 3 packs of ballooons and 4 packs of favors for a total of $14.63. Rupert bought 2 packs of balloons and 5 packs of favors for a total or $16.03. Find the price of each and write a system of equations

    asked by Melissa
  120. Physics

    An airplane traveling 1001 m above the ocean at 125 km/h is going to drop a box of supplies to shipwrecked victims above. a. How many seconds before the plane is directly overhead should the box be dropped? b. What is the horizontal distance between the

    asked by Angel
  121. Clinical Calculations

    What weight of NaOH would be required to prepare 3000 ml of a 2.5M solution?

    asked by Tamaka
  122. Math

    Are these correct? two more than a number and four = 2 + n + 4 ten more than a number plus 3 = n + 10 + 3 three increased by a number minus 5 = n + 3 - 5 six and a number decreased by 7 = n+6-7

    asked by JADEN
  123. math

    solve the linear equation -10.8x + 1.4 = -47.6 - 1.0x

    asked by jessica
  124. Math

    does y=11-x ,for x makje x=y+11? -8-14=6 7.4=x-13 answer 6.1 m/m for m =72 and n =9 m/n=72/9=8 -4x+7=39 4x/4x=32/4x 4/32=x8 -10 is greater than -18 -4*(-9)= 36

    asked by p
  125. math

    Put into slope intercept form: (2,5) m=3 I have a quiz tomorow, and i need to make sure im doing the steps right, so then do you do..: ? 2=15+b -13=b y=3x-13 ???

    asked by sophia
  126. American history

    What parts did the government consist of in the colonies? Who could vote? Does this pertain to the Parlimentary rule? And that only male, land owners were permitted to vote in the colonies?

    asked by ATP
  127. checking answers 4 algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an

    asked by Nashea
  128. grammar/Ms Sue

    14 during the great fire (independent 15 After industries were rebuilt(subordinate

    asked by Christ
  129. advanced functions

    Show that tanx = sinx / cosx can be written as tan(x+y) = (tanx + tany) / (1 - tanxtany)

    asked by -
  130. history

    In the movie 'Matewan', who wrote the letter to the company? also, who is telling the story in the movie?

    asked by alex
  131. Grammar and Composition

    I have to write a speech and record it on a tape. Pet Peeve Speec You will create a "Pet Peeve" Speech. A "Pet Peeve" is one of those little every day occurrences that bugs you, upsets you, or frustrates you. You will use the extemporaneous delivery for

    asked by y912f
  132. math

    Use the discriminant to determine how many real-number solutions the equation has. v^2 - 7v + 5 = 0

    asked by chandice
  133. Economics/Math

    The demand curve for a monopolist is Qd = 500 - P and the marginal revenue function is MR = 500 - 2P. The monoploist has a constant marginal and average total cost of $50 per unit. a. Find the monopolist's profit maximizing output and price b.Calculate the

    asked by too old
  134. Chemistry

    A student recorded the following data for copper sulfate pentahydrate. Weight of crucible and cover (after heating to constant weight), 28.120g Weight of covered crucible plus sample, 31.020g Weight of covered crucible plus sample after heating to constant

    asked by Anonymous
  135. social studies

    Why was the Bill of Rights added to the Constitution?

    asked by Melea
  136. Vista Laptop Help

    Okay so I'd do this myself but I only have a desktop with Windows Vista and not a laptop so if anyone with a laptop that has Vista on it could please help me: 1. Open Windows Mobility Center and then mute the speakers. 2. Change the plan settings for the

    asked by Cody
  137. algebra 2

    Solve the system by the substitution method 5x+7y=-18 y=5x-14

    asked by saRa
  138. algebra 2

    Solve the given system of linear inequalities by graphing: x+y>4 x-y

    asked by saRa
  139. Socials-Ms. Sue

    Ms. Sue this is the memo: Sorry, but I had a tough time on it, I tried to come up with alot, but the ones I did, I don't think they're right. I really need your help Ms. Sue, this is pretty hard. To: Napoleon Bonaparte From: Sara, Senior Advisor Subject:

    asked by Sara
  140. Social Studies

    Which of the following was not a radical social movement in the nineteenth century? A) Utopian socialism B) Transcendentalism C) Spiritualism D) Naturalism

    asked by John
  141. SCIENCE

    10 EXAMPLE OF SOLUTION AND COLLOIDS

    asked by KATE
  142. math

    using the commutative law the equivalent expression for k+ts would be ts +k am I right?

    asked by Shar
  143. math

    an extremely volatile substance, Ofnetite, has a half-life of 25 minutes. Find the percentage decrease of this substance in the first two hours.

    asked by katy
  144. algerbra

    1. -1+1=0? 2. 2x(-4)x(-4)x(-2)=-64 3. multiply (-16)(-10)=160? 4. determine if -6 is a soultion of the equation 3x=-18? yes -6 is the soultion?

    asked by Nashea
  145. Math

    By what percentage does the average price increase from 1994 to 1995? Obtain a truncated version of the graph by sliding a piece of paper over the bottom of the graph so that the bars start In the truncated graph, by what percentage does the price appear

    asked by Anonymous
  146. Algebra

    Consider the algebraic expression E=(2x+y) (5a-b)^3

    asked by Wellness
  147. definition

    what word is similar to the definition "to make significant" or "to make unique" ?

    asked by stephanie
  148. Algebra

    Consider the algebraic expression E=(2x+y) (5a-b)^3

    asked by Wellness
  149. geometry

    A football field is 130 yards long and 70 yards wide. If sod costs $0.80 per square foot to lay, how much will the owners have to pay for sodding the entire field?

    asked by kimama
  150. Math

    determine weather 10 is the solution of the equation x+10=36 is 10 the solution no use multiplcation principle 10x=-90 -9 3[7-9{6-2)]= -87 find -x when x=-62/83*= 62/83

    asked by Conrad
  151. Math

    can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture

    asked by Alisha
  152. thca 230

    what types of reform effort is being implented to improve caregivers socialization skills

    asked by regina
  153. algebra

    solve the compund inequality. 6>-4x+5 or 7≤-2x+4

    asked by Wendy
  154. Socials-Ms. Sue

    To: Napoleon Bonaparte From: Sara, Senior Advisor Subject: Continental System 1. Advantage for Britain: None Disadvantages for Britain: Loses money because of trade embargo from Europe *will not be able to trade with other countries *Won't be in debt

    asked by Sara
  155. Math for educators

    Help please! What is the domain and range for the following numbers 2.68, 2.58, 2.38? Thank you

    asked by Fiona
  156. Business Finance

    you owe $30,000 payable at the end of five years, what amount should your creditor accept in payment immediately if he could earn 11% on the money?

    asked by Lawrence
  157. hhs265

    The following two financial statements—a statement of activities (profit and loss summary) and a statement of financial position (balance sheet)—are for the Council on Social Work Education for fiscal year 1998. (See Tables 5.3 and 5.4.) Review these

    asked by hello
  158. trigonometry

    What is the exact value for sin5pi / 12 ?

    asked by -
  159. Grade 11

    does anyone have an e-mail account, so that i can e-mail a picture of my art?

    asked by Anonymous
  160. chemistry

    What is formed at the anode and cathode when the following solutions are electrolysed? sodium iodide copper II chloride sodium sulphate NaOH HCl magnesium nitrate also is this true: if the metal in the compound is higher in the reactivity series than

    asked by Nabiha
  161. english

    i need a really quick summary of chapter 2 in lord of the flies.

    asked by Nabiha
  162. social studies

    What could I write in an editirial from 1773 about the Tea Act and the Boston Tea Party?

    asked by mic
  163. grammar

    Tell if the sentences, are phrase write phrase if it is a clause, write independent or subordinate. 9 Before settlers arrived .(phrase) 10 In 1794 .(phrase) 11 When it became a city .(subordinate) 12 Chicago had its first railroad.(independent) 13 Before

    asked by Christ
  164. childhood

    By providing shelves low enough for children to select materials, you encourage the development of A Social skills B solitary play C Cleanliness D Independence I believe that A is the correct answer Which of these factors is most likely to determine the

    asked by Rosa
  165. 9th Chemistry

    Why is there a big space in the periodic table between the 2nd & 3rd periods? The activity of the electrons is related somehow.

    asked by Marie
  166. chemistry

    when water is added to anhydrous copper (II) sulfate, what can be observed? pentahydrate forms and it turns blue is that correct?

    asked by Anonymous
  167. Social Studies

    What did the Confederation Congress do to strenghten the United States ?

    asked by Michaela
  168. Bus 210

    write a 200-300 word scenario that depicts joint-stcok company, limited liability company, partnership,sole proprietorship

    asked by Anonymous
  169. algerbra

    Multiply (-16)(-10)? Would it be -26?

    asked by Nashea
  170. Chemistry

    given a 10.0g sample of MgCO3*5H2O, what weight of anhydrous magnesium carbonate can be obtained after driving off the water? 48.4%? I wasn't sure how to go about finding the answer to this..

    asked by Anonymous
  171. algerbra

    1. -1+1=0? 2. 2x(-4)x(-4)x(-2)=-8 or 64 on this one i am not sure if i multiply the absolute value or multiply as is

    asked by Nashea
  172. math

    In math what comes after Tera.

    asked by nacho
  173. 9th grade

    what is the velocity of someone running if he takes 120 seconds to run 200m

    asked by jasha
  174. algebra

    I am real stuck, if i am collecting like terms would 19z+z+10/19z be 10/19+21z

    asked by Shar
  175. History

    Currently, Who is the USA president?

    asked by Bob
  176. algebra

    does 13x^2+13y+8x^2 collect like terms =21x^2+13y

    asked by Alisha
  177. Algebra

    solve each inequality algebraically and give the answer by using interval notation. 5-9y

    asked by Chad
  178. English

    How are the family

    asked by Helen
  179. science

    why doesn't solute added to a saturated solution dissolve

    asked by Anonymous
  180. Texas History

    I need help trying to write my own declaration of independence

    asked by Cindy
  181. Math

    For a box and whisker plot, if you have an even amount of numbers which number would the mean be. 3,4,4,5,5,6,8,10,10,12,15,18 Is it 6 or 8 Thank you

    asked by Anonymous
  182. Math/algebra

    The question is 9xy --- 15x I answered 3y --- 5 is this right?

    asked by newcomb
  183. English

    I have to write a discursive essay on how junkfood leads to obesity and my views about eating well and keeping fit. i just need a few hints about how i should start.

    asked by Amy
  184. Math

    What is the difference between the range and the interquartile range? I can't find a difference

    asked by Anonymous
  185. CMC220

    how each new medium affected news content and delivery, including how people engaged with news and how the media that preceded it adapted their content and delivery. Be sure to discuss newspapers, magazines, radio, TV, and satellite and Internet services.

    asked by serena
  186. 11th grade

    I want to send path help an actual photo I took that's attached onto the e-mail. I can't do that on that website. Is there another website where I can e-mail a teacher a photo?

    asked by AL 87
  187. economics

    apples cost £2 and pears cost £4. For John the marginal Utility (MU) of the last apple consumed was 4 and MU of pears was 12. For Paul MU of last apple was 3 and MU of last pear was 6. Which person is not maximising utility and how can you tell? What

    asked by remy
  188. antiderivatives

    find the equation of f(x) f''(x)= 2 + x^3 + x^6

    asked by Reen
  189. Math

    determine weather 10 is the solution of the equation x+10=36 is 10 the solution no use multiplcation principle 10x=-90 -9 3[7-9{6-2)]= -87 find -x when x=-62/83*= 62/83

    asked by Conrad
  190. checking answers 4 algerbra

    1. What percent of 120 is 48? 57.6%? 2. collect like terms. 17T + T + 15/13T= 249/13T? 3. solve using the principles together. 3x-6=12 i am solving for x=6? 4. solve using the addition principle. -37+n=19 i am solving for n= -18? 5. solve using the

    asked by Nashea
  191. science8 intergeted

    what is lubricant and orbital motion

    asked by sophie
  192. social studies

    How are the counties of Santa Rose and Escambia the same?

    asked by florida studies weekly
  193. algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an

    asked by Nashea
  194. algebra

    solve the inequality (x-3)/10 >_ (greater or equal to) (x-2)/3 how would you do this? I don't understand how to do the fractions

    asked by Chad
  195. Chemistry

    what is the lewis structure for CH3?

    asked by Anonymous
  196. geometry

    A large, circular building has a diameter of 126 feet. Correct to the nearest whole foot, what is the circumference of the building?

    asked by kimama
  197. antiderivates

    find f(x) f'(x) = (x^2-1)/x^(-1)

    asked by Reen
  198. health care

    I am doing a essay and am haivng a hard time finding in goggle search just when computerized pharmacy came about. Any Idea were to go for this?

    asked by april
  199. geometry

    A large, irrigated crop circle is 600 meters in radius. Correct to the nearest tenth of a hectare, how many hectares of land are contained in this circle.

    asked by kimama
  200. social studies

    what are coordinates for the point marked j

    asked by jasmin
  201. Accounts

    on july 25 Hamilton company accountatn prepared a check for august rent. the landlord received the check on the 31 of july and cashes iton the 2 of august. when should the rent transaction be recorded

    asked by Sharlyne
  202. calculus

    1 pt) Find the length of the curve defined by y=1/8(x^2−8ln(x)) from x=3 to x=5

    asked by Nikhil
  203. geometry

    Using 3.14 for p, find the volume, correct to two decimal places, of a sphere which is 4.5 ft in radius.

    asked by kimama
  204. chemistry

    sodium iodide copper II chloride sodium sulphate NaOH HCl magnesium nitrate also is this true: if the metal in the compound is higher in the reactivity series than hydrogen then hydrogen is produced instead of the metal at the positive electrode.

    asked by Nabiha
  205. geometry

    Using 3.14 for p, find the volume, correct to two decimal places, of a cylinder which is 4 ft in radius and 10 ft high.

    asked by kimama
  206. geometry

    Using 3.14 for p, find the volume, correct to two decimal places, of a cone which is 4 ft in radius and 24 ft high.

    asked by kimama
  207. Algebra

    I have to find the vertex, axis of symmetry, and x intercepts of x^2-x+(5/4). I put it in standard form as -(x+-.5)^2+1.5. Thus, the vertex would be .5, 1.5. But the book's answer is 1/2, 1. How did they get this?

    asked by Erin
  208. geometry

    Which of the following angles is the supplement of 132o ?

    asked by kimama
  209. geometry

    The measures of two of the angles of a triangle are 47o and 51o. Then the measure of the third angle of the triangle is

    asked by kimama
  210. physics

    Judy, by chance, spots a potted plant falling outside the window at 3.84 m/s . Further down the same building, Judy boyfriend clocks the pot at 61 m/s .The acceleration of gravity is 9.8 m/s2 .How far apart are the friends? Answer in units of m.

    asked by Anonymous
  211. calculus

    find f(x) f'(x) = (x^2-1)/x^(-1)

    asked by Reen
  212. geometry

    If the length of the hypotenuse of a right triangle is 65 cm and the length of one side is 56 cm, then the length of the other side must be

    asked by kimama
  213. Calculus

    Suppose f(x)= e^(-1/x). Graph this function in the window -5(

    asked by George
  214. Accounting

    Information related to Hermesch Company for 2010 is summarized below.

    asked by Tuyet
  215. geometry

    A trapezoid has a lower base which is twice as long as its parallel upper base. The upper base is 21 cm long. One non-parallel side is 20 cm long and the other non-parallel side is 6 cm longer than the shorter non-parallel side. What is the perimeter of

    asked by kimama
  216. Algebra

    27-f(x)=1/4x^2-2x-12. Can you show me how to find the vertex and x intercepts, step-by-step? I tried to put it in standard form, with (1/2x-1)^2-13, but my book said that's not the answer. Thanks!

    asked by Erin
  217. geometry

    If there are 7.5 gallons to the cubic foot, and a cylindrical storage tank has a radius of 21 ft and an altitude of 28 ft, then using 3.14159 for p ,how many gallons, correct to the nearest whole gallon, will the full storage tank hold?

    asked by kimama
  218. science

    need to write 5 liquid and 5 solids for grade 2

    asked by komal thind
  219. Algebra

    When using -b/2a with functions, should I ignore the negative, figure out b/2a and then put a negative around it? Or should I turn 2a into -2a? Or should I go -b/-2(-a)? Thanks for clearing this up!!!

    asked by Erin
  220. history

    Garlic- To where did this food product spread from its point of origin? Be sure to include time periods. HELP!! I CANT FIND ANYWHERE

    asked by sophia
  221. visual

    How do the principles of movement and harmony relate to the placement of my objects in my still life?

    asked by Anonymous
  222. geometry

    What's another way to write 8 3/4?

    asked by Juan
  223. checking answers 4 algerbra

    1. use a commutative law to find an equivlant expression f+sr? sr+f? 2. determine which real number corresponds to the situation. The record high tempature for a date is 97.8 above zero. The cooresponding number for this sentence is 97.8? 3.Translate to an

    asked by Nashea
  224. checking answers 4 algerbra

    1. simplify by removing the parenthses and collecting like terms. 83q - (39q-38)=44q+38? 2. solve for y---z=ym answer y=z/m? 3. divide if possible -6/"over" 17 divided by (-5/"over"17)=undefined? 4. translate to algerbirc expression the sum of c and n=

    asked by Nashea
  225. Algebra

    How come there are no x intercepts for x^2-x+(5/4)? Can you show me why, please?

    asked by Erin
  226. chemistry

    a pure compound is put in a polarimeter and the optical activity is measured to be 0 º. what do you know about the compound?

    asked by Anonymous
  227. chemistry

    a pure compound is put in a polarimeter and the optical activity is measured to be 0 º. what do you know about the compound?

    asked by Anonymous
  228. spelling

    6.To make a hole in something/You do this.

    asked by Mya
  229. science

    what is orbital motion and lubricant

    asked by sophie
  230. health care

    are health care companies and medical companies the same?

    asked by london
  231. Science

    Explain why air as the incident medium allows us to find the unknown indexx of refraction of the medium. (If the incident medium is NOT air, nR will be impossible to determine)

    asked by James
  232. CHN

    WHAT DOES CHN STAND FOR?

    asked by Anonymous
  233. science

    what do you notice about the ratio (sin θi/ sin θR) for all angle of incidences greater than 0 degrees? explain why you would expect this to be true?

    asked by Tom
  234. ELA

    what could you say if you want to give a little intro about the book

    asked by Anonymous
  235. maths

    of 50 students, 40 are in the football team and 30are in the cricket team. how many are in both if six do not play either.

    asked by rowanna
  236. science

    Explain why the index of refraction of an object is a physical property?

    asked by Tom
  237. spelling

    5.you might get one if you return a valuable lost item

    asked by Mya
  238. 11th Grade

    Well, then what's the best homework website for tutors who work via e-mail, so that they can take a look at my art and help me?

    asked by Anonymous
  239. Math

    can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture

    asked by Alisha
  240. visual

    What does the art term expressiveness mean?

    asked by Anonymous
  241. ALGEBRA 1 A

    Would someone check my answer please? Thank you. A bank offer two checking plans. the anywhere plan charges 30 cent per check, the accucheck plan cost $0.64 a month, plus 22cent per check, for what number of checks will the accucheck plan cost less than

    asked by Terri
  242. Language Arts

    What follows a linking or action verb?

    asked by Cherbrena
  243. English

    1. You have smelled my cakes. 2. I haven't stolen your cakes. (What does each present perfect tense mean? Does each mean 'experience' or 'result' or 'accomplishment'?)

    asked by rfvv
  244. English

    In the sentence below, I'm confused about the word 'about'. I'm not sure whether it's a preposition or an adverb. The theater seats 'about' four thousand people.

    asked by Hannah
  245. chemistry

    Which one of the following is NOT a Lewis acid-base reaction? 1. ) Ca + S --> Ca2+ + S2- 2. ) BeF2 + 2 F- --> BeF42- 3. ) H+ + -O-H --> H-O-H 4. ) NH3 + BF3 --> H3N-BF3 i thought it was 1...but im not sure...but i know that 3 & 4 are definatly right.

    asked by Jacob
  246. Lord Of The Flies- English

    What is implied at the end of the novel? Is this truly a happy ending?

    asked by Mary Jane
  247. nuclear projects

    what are nuclear projects?

    asked by Anonymous
  248. math

    sorry people i have to post this what happened to my psp 2000? what should i do? okay my little cousin threw my psp at the wall then the battery fell out then i put it back in then it wont turn on. what do i do

    asked by garrick
  249. algebra

    The problem I have is (-14)/(-7) divide if possible or n if undefined -2 -9.5+(3.8)=36.1

    asked by Conrad
  250. Math

    Directions: Write an expression for each of the following. Use n for the unknown number Questions: four less than a number a number increased by the same number I am confused, thanks!

    asked by JADEN
  251. Math

    Thanks Ms. Sue, that's what I thought but I was not sure.

    asked by JADEN
  252. algebra

    The problem I have is (-14)/(-7) divide if possible or n if undefined -2 -9.5+(3.8)=36.1

    asked by Conrad
  253. English

    1. I have not broken my leg. 2. I have broken my leg. (result) 3. I have never broken my leg. #2 is result. What about #1 and #3? Are #1 and #3 result in the present perfect tense? Or are both 'experience'?

    asked by rfvv
  254. Travel and Tourism

    I'm going to New York City for a school trip next April. Do you think that when you're in NYC, you'll hear the songs, "Empire State of Mind" and "New York, New York" very often? Empire State of Mind is a really good song to hear, especially when you're in

    asked by AL 87
  255. Maths

    Determine the exact expression for the following. - cos(pi/4)=(x/60) I got x=60/√2 Is that correct? Also, I had a lot of trouble with this one: cos(pi/6)=(z/60) I got z=(√3 (60/√2))/2 That doesn't seem right, but I don'r know what I', doing wrong.

    asked by Lucy
  256. Ms. Sue

    Thanks so much for your help MS. Sue

    asked by ATP
  257. earth science

    Describe the change in duration of insolation from the Equator to the North Pole A) In the winter b) In the summer c) on the Equinox

    asked by Nadine
  258. macroecon

    If the MPC equals.7 and the MPI equals .1 then the varible net export spending multiplier equals?

    asked by phil
  259. math

    I was given a problem 9x --- 15x I was told to simplify, I got 3y -- 5 I was told that was wrong. Is it and why?

    asked by newcomb
  260. algabra

    x2/3=125

    asked by Anonymous
  261. Math

    Thanks Ms. Sue!

    asked by JADEN
  262. science

    what is the system of grouping things based on properties?

    asked by Kaitlyn
  263. Math

    does y=11-x ,for x makje x=y+11?

    asked by p
  264. algebra

    does x/8=-6 =x=-48?

    asked by Alisha
  265. language arts

    I am writing an essay for l.a and was wondering what a conclusion needs to have.

    asked by mic
  266. social studies

    Which document or institution do you think had the greatest influence on the development of the United States? Why?

    asked by Michaela
  267. algerbra

    42 more than n?

    asked by Nashea
  268. social studies

    what was the general attitude of foreign nations toward the new government of the United States? why?

    asked by Michaela
  269. Family life

    Can you name a short-term health goal

    asked by TOM
  270. Algebra

    I have to find the standard form of a quadratic function with the vertex of -1,4 and x intercepts of -3,0 and 1,0. What do I do when I have two x intercepts like this?

    asked by Erin
  271. social studies

    In what ways did the Constitution strenghthen the central government?

    asked by Michaela
  272. Math

    does y=11-x ,for x makje x=y+11?

    asked by p
  273. Chemistry

    How do you know if a molecule is polar? Would CH2Cl2 be polar or non-polar?

    asked by Katie Y.
  274. algebra

    does x/8=-6 =x=-48?

    asked by Alisha
  275. Chemistry

    a student found the percent water in CaCl2*6H2O to be 45.5%. What's the experimental error? Is it 7.7%?

    asked by Anonymous
  276. algebra

    -(d-45) would that be d+45

    asked by Alisha
  277. Family life

    How to set up a short-term health goal.

    asked by TOM
  278. social studies

    Why were some Americans opposed to the Constitution?

    asked by Melea
  279. Family Life

    how to create a step-by-step action plan.

    asked by TOM
  280. Algebra 2

    Solve By graphing 2x+y=2 2x+y=6

    asked by saRa
  281. trig

    How do I find the "exact value" for the arcsin of -pi/3 radians?

    asked by Anonymous
  282. algebra 2

    Solve by graphing 3x+y=15 3x+y=6

    asked by saRa
  283. family life

    One more thing Can you give me an example of a goal . Thanks.

    asked by TOM
  284. algebra 2

    Solve the system by graphing 2x+y=4 2x+y=2

    asked by saRa
  285. Grammar and Composition

    ok, now that i have my pet peeve, i have to fill out this sheet. (please read my earlier post for more info on the assignment) Pet Peeve--Organizational Sheet Audience: Who will be your audience? You must indicate an audience that your delivery is geared

    asked by y912f