Questions Asked in October 2010

Most Popular Questions of October 2010

  1. spanish

    Querida Beth: 1) (blank) esta todo bien y esperamos que 2) (blank) tambien lo este. 3) (blank) lo pensemos y lo conversemos, tu padre y yo no estamos contentos con tu viaje. 4) (blank) en nuestras vidas estamos muy preocupados porque creemos que eres mu

    asked by kyle on October 20, 2010
  2. chemistry

    Enter the net ionic equation for the reaction of aqueous sodium chloride with aqueous silver nitrate

    asked by ej on October 11, 2010
  3. math

    did you hear about..... p.188 PRE-ALGEBRA WITH PIZZAZZ

    asked by blargwork on October 4, 2010
  4. College Chemistry

    I balanced the equation: HBr(aq) +NH3(aq)->NH4Br I need to find the ionic equation and the net ionic equation

    asked by KELLY on October 3, 2010
  5. English

    Identify the pronouns in each sentence. Then decide if each is nominative (N), objective (O), or possessive (P). 1. Why wasn't he invited to Anila's party? 2. I hope Anila left me directions to her house. 3. My sister will pick us up after Anila's party.

    asked by Sarah Perez on October 10, 2010
  6. Chemistry

    Write a molecular equation for the precipitation reaction that occurs (if any) when the following solutions are mixed. If no reaction occurs, write NOREACTION. Are my answers below correct? I used the textbook 1. sodium chloride and lead (II) acetate

    asked by Jerry on October 5, 2010
  7. Geographyand socity

    1. _______________________ is the science of predicting the weather. (1 point) Climatology Ecology Meterology Botany 2. _______________________ is the condition of the atmosphere at any given location and time. (1 point) Weather Precipitation Climate

    asked by vensu on October 5, 2010
  8. Math Pizzaz worksheet 9.3

    What happens when the King of Beasts runs in front of a train? I cant figure out the riddle. I need help! :)

    asked by Mintsey on October 27, 2010
  9. math

    George saves 18% of his total gross weekly earnings from his 2 part-time jobs. He earns $6.25 per hour from one part-time job and $7.50 per hour from the other part-time job. George works a total of 40 hours between the two jobs each week. What additional

    asked by donna on October 22, 2010
  10. Chemistry

    the activation energy for the decomposition of HI(g) to H2(g) and I2(g) is 186kj/mol. the rate constant at 555k is 3.42 x 10^-7 L/mol*s. What is the rate constant at 645K? Please show all steps USING THE ARRHENIUS EQUATION. Here is my work so far: K = A

    asked by Jim on October 26, 2010
  11. Chemistry

    Determine whether each of the following salts will form a solution that is acidic, basic, or pH-neutral? Al(ClO4)3-Acid LiCl-Neutral KClO2-BAse C6H5NH3NO2-Acid CH3NH3Br-Acid KCl-Neutral NaClO-Base NH4ClO-Acid Fe(ClO4)3-Acid C2H5NH3NO3-Acid Is this right?

    asked by Anonymous on October 23, 2010
  12. Business Calculus

    An ice cube that is 3 cm on each side is melting at a rate of 2 cm cubed per minute. how fast is the length of the side decreasing?

    asked by Joel on October 21, 2010
  13. CHEM

    is breaking an egg a chemical or physical change? is cooking an egg a chemical or physical change?

    asked by Elizabeth on October 17, 2010
  14. statistics

    A survey found that 25% of pet owners had their pets bathed professionally rather than do it themselves. If 18 pet owners are randomly selected, find the probability that exactly 5 people have their pets bathed professionally.

    asked by Anonymous on October 5, 2010
  15. Chemistry

    A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mmHg and the partial pressure of the oxygen is 1.02 atm, what is the total pressure of the mixture in torr?

    asked by Pat on October 30, 2010
  16. Biology

    In what situations would sampling work best for estimating population size, in what situations would mark and recapture work best and why?

    asked by Quentin on October 3, 2010
  17. physics

    A block of ice of mass 4.10 kg is placed against a horizontal spring that has force constant k = 210 N/m and is compressed a distance 2.60×10−2 m. The spring is released and accelerates the block along a horizontal surface. You can ignore friction and

    asked by ami on October 7, 2010
  18. chem

    A 120.0 mL buffer solution is 0.105 M in NH3 and 0.135 M in NH4Br, What mass of HCl could this buffer neutralize before the pH fell below 9.00?

    asked by moe on October 25, 2010
  19. chem--please help me check my answer!!

    write an ionic and net ionic equation for the following reaction between Fe3+ and NH4OH. Please check my answer!! Thank you. My answer is: ionic: Fe3+(aq) + NH4OH--> Fe(OH)3 + NH4+ net ionic: Fe3+ +OH- -->Fe(OH)3

    asked by Christine on October 25, 2010
  20. english

    Which group of words in the sentence is misplaced? Having been discovered, Rover looked up at his owner with puppy-dog eyes. a. with puppy-dog eyes b. been discovered c. his owner d. Rover looked up

    asked by Karen on October 31, 2010
  21. physics

    A 120 N child is in a swing that is attached to ropes 2.20 m long. Find the gravitational potential energy of the child-Earth system relative to the child's lowest position at the following times. (a) when the ropes are horizontal (b) when the ropes make a

    asked by Katie on October 18, 2010
  22. chemistry

    Consider the following reaction:4HCl(g)+O2(g)produces 2H2O(g) + 2Cl2(g) How many molecules of Cl2 would be formed from the reaction mixture that produces the greatest amount of products? Express your answer as an integer.

    asked by Anonymous on October 2, 2010
  23. Chemistry

    A 500.0-mL buffer solution is 0.100 M in HNO2 and 0.150 M in KNO2. Determine whether or not each of the following additions would exceed the capacity of the buffer to neutralize it. a. 250 mg NaOH b. 350 mg KOH c. 1.25 g HBr d. 1.35 g HI Can you explain to

    asked by Johannie on October 31, 2010
  24. physics

    A stream is 30. meters wide and its current flows southward at 1.5 meters per second. A toy boat is launched with a velocity of 2.0 meters per second eastward from the west bank of the stream a. what is the magnitude of the boat's resultant velocity as it

    asked by elana on October 3, 2010
  25. General Chemistry

    A student dissolved 4.00 g of Co(NO3)2 in enough water to make 100. mL of stock solution. He took 4.00 mL of the stock solution and then diluted it with water to give 275. mL of a final solution. How many grams of NO3- ion are there in the final solution?

    asked by Dave on October 12, 2010
  26. Chemistry

    What is the net ionic equation for the precipitation of nickel sulfide from aqueous solution.

    asked by Anonymous on October 4, 2010
  27. Physics

    The coefficient of kinetic friction between a suitcase and the floor is 0.272. If the suitcase has a mass of 90.0 kg, how far can it be pushed across the level floor with 700 J of work?

    asked by Angela on October 5, 2010
  28. chem

    For the elementary reaction NO 3 + CO → NO2 + CO 2 the molecularity of the reaction is __________, and the rate law is rate = __________. A) 2, k[NO 2][CO 2] B) 2, k[NO 3][CO]/[NO2 ][CO 2] C) 4, k[NO 3][CO][NO 2][CO 2] D) 4, k[NO 2][CO 2]/[NO 3][CO] E)

    asked by JES on October 23, 2010
  29. physics

    just a couple more questions 1.) The power needed to accelerate a projectile from rest to is launch speed v in a time t is 43.0 W. How much power is needed to accelerate the same projectile from rest to launch speed of 2v in a time of 1/2t? 2.)A ball is

    asked by jo on October 21, 2010
  30. math grade 10

    why is a stick of gum like a sneeze?

    asked by maman on October 24, 2010
  31. chemistry

    A 200 mL sample of 1.0 M nitric acid is added to 1.0 M water. What is the resulting pH?

    asked by Anonymous on October 8, 2010
  32. Psychology ; the mind at work

    1. If you look at a photograph for a short time and then look away from it, your trace memory of the image will A. generally fade away in about a second. B. typically form a lasting memory. C. generally last about as long as the time you looked at the

    asked by mallory on October 21, 2010
  33. Chemistry

    CO+H2O CO2+H2 kp=0.0611 atm @2000K A reaction mixture initially contains a CO partial pressure of 1334 torr and H2O partial pressure of 1778 torr at 2000K. Whats the partial pressure of CO2 and H2? I got 381 torr for both, but its not correct.

    asked by Anonymous on October 6, 2010
  34. Chemistrty Help

    Calculate the wavelength of each of the following frequencies of electromagnetic radiation. 1040 kHz} (typical frequency for AM radio broadcasting) (assume four significant figures) in METERS? Can someone help me?

    asked by Allison on October 29, 2010
  35. math

    how can adding doubles help you multiply by 2?

    asked by boo on October 26, 2010
  36. Chemistry

    How many grams of sucrose (C12H22O11) must be dissolved in 200 g water to make a solution in which the mole fraction of sucrose is 0.2? Answer in units of g.

    asked by May (PLEASE HELP) on October 11, 2010
  37. chemistry

    Calcium carbonate CaCO3 reacts with stomach acid (HCl, hydrochloric acid) according to the following equation: CaCO3(s)+2HCl(aq)->CaCl2(aq)+H2O(l)+CO2(g) Tums, an antacid, contains CaCO3. If Tums is added to 35.0 mL of 0.300 M HCl,how many grams of CO2 gas

    asked by Dana on October 8, 2010
  38. physics

    The figure below shows the speed of a person's body as he does a chin-up. Assume the motion is vertical and the mass of the person's body is 73.4 kg. Determine the force exerted by the chin-up bar on his body at the following times. t=0s, speed= 0cm per

    asked by Amber on October 10, 2010
  39. college physics

    Arthur (mass 78 kg) and Violet (mass 31 kg) are trying to play on a seesaw. If Violet sits 3.6 m from the fulcrum, at what distance from the fulcrum should Arthur sit?

    asked by Alexis on October 13, 2010
  40. Chemistry

    Consider the following reaction: 2 SO2 (g) + O2 (g)----> 2 SO3 (g) If 285.3 mL of SO2 is allowed to react with 158.9 mL of O2 (both measured at 315 K and 50.0 mmHg), what is the limiting reactant and theoretical yield of SO3 in moles? If 187.2 mL of SO3 is

    asked by Jarrod on October 27, 2010
  41. Math

    Betsy, a recent retiree, requires $6,000 per year in extra income. She has $60,000 to invest and can invest in B-rated bonds paying 13% per year or in a certificate of deposit (CD) paying 3% per year. How much money should be invested in each to realize

    asked by Lisa on October 6, 2010
  42. 9th gradesocial studies

    i have a project on changing area under forest and its impact on environment and i am not getting any information on it can you help me

    asked by Anonymous on October 18, 2010
  43. Physics

    The passengers in a roller coaster car feel 50% heavier than their true weight as the car goes through a dip with a 20 m radius of curvature. What is the car's speed at the bottom of the dip?

    asked by tyler on October 27, 2010
  44. chemistry

    for the reaction: c3h8+5o2=3co2 +4h2o how many moles of o2 will be produced in the complete combustion of 0.75 moles of c3h8? I think the ans is 2.25 moles of co2, but i am not sure because i still don't think I understand this fully please help

    asked by Lillian on October 23, 2010
  45. 8th grade

    what do you call someone who cant turn pancakes?

    asked by ben on October 6, 2010
  46. Chemistry

    Calculate the enthalpy change for the reaction: 2S(s) + 3O2(g) --> 2SO3(g) Use the following thermochemical equations: Reaction S(s) + O2(g) --> SO2(g) Delta H(in kJ) -296.8 2SO2(g) + O2(g) --> 2SO3(g) Delta H(in kJ) -197.0

    asked by Jordin on October 13, 2010
  47. spanish

    Help with spanish!!!! Have to put correct words in the banks. 2 of them will not be used.? Querida Beth: 1) (blank) esta todo bien y esperamos que 2) (blank) tambien lo este. 3) (blank) lo pensemos y lo conversemos, tu padre y yo no estamos contentos con

    asked by jeff on October 18, 2010
  48. Physics

    Two identical cars are traveling at the same speed. One is heading due east and the other due north, as the drawing show. What is true regarding the kinetic energies and momenta of the cars?

    asked by david on October 24, 2010
  49. psych

    15. Discuss the following hypothetical pieces of research and point out the problems with the research design which prevent you from drawing the stated conclusions.  In addition, suggest at least two factors other than the one mentioned in the conclusion

    asked by elana on October 24, 2010
  50. AP CHEM

    Complete and balance the reaction Al(s) + Pb2+(aq) ! using the smallest possible integers. I got: 2Al(s) + 3Pb2 ==> Al2Pb3 Calculate the standard free energy. Faraday’s constant is 96485 J V · mol Answer in units of kJ/mol. I know the formula is -nFE

    asked by brian on October 21, 2010
  51. Chemistry

    How many ions are produced when a formula unit of Li2CO3 is dissolved in water?

    asked by Kristi on October 2, 2010
  52. trig

    prove that cos 52 + cos 68 + cos172 = 0

    asked by Anonymous on October 17, 2010
  53. chemistry

    Exactly 10mL of water at 25 degrees C was added to a hot iron skillet. all of the water was converted into steam at 100 degrees C. If the mass of the pan was 1.20 kg and the molar heat capacity of iron is 25.19 L/mol*C, what was the temp change of the

    asked by Brittney on October 26, 2010
  54. Maths

    Among the examinees in an examination 30%, 35% and 45% failed in Statistics, in Mathematics, and in at least one of the subjects respectively. An examinee is selected at random. Find the probabilities that a. He failed in Mathematics only b. He passed in

    asked by Neeraj Bhanot on October 9, 2010
  55. Physics

    My answer was 19.8 cm but it was incorrect. A basket of negligible weight hangs from a vertical spring scale of force constant 1500 N/m. If you suddenly put a 3.00 kg adobe brick in the basket, find the maximum distance that the spring will stretch.

    asked by . on October 9, 2010
  56. Chemistry

    Typically, when a person coughs, he or she first inhales about 2.50 L of air at 1.00atm and 25 degreesC. The epiglottis and the vocal cords then shut, trapping the air in the lungs, where it is warmed to 37 degrees C and compressed to a volume of about

    asked by Ellen on October 10, 2010
  57. trig

    a hedgehog wishes to cross a road without being run over. he observes the angle of elevation of a lamp post on the other side of the road to be 27 degrees from the edge of the road and 15 degrees from a point 10m back from the raod. How wide is the road??

    asked by Fiona on October 16, 2010
  58. Chemistry

    Write balanced complete ionic equation for HC2H3O2(aq) + K2CO3(aq)-----> H2O(l)+CO2(g)+KC2H3O2(aq) I put 2H+(aq)+2C2H3O2-2(aq)2K+(ag)+CO3-2(aq)------>H2O(l)+CO2(g)+2K+(aq)+C2H3O2-2(aq) and said it was wrong, but I got this part right. 2H+(aq)+CO3

    asked by Lisa on October 29, 2010
  59. Chemistry check my answer?

    Hi! is my answer correct? Consider the following chemical reaction: H2 (g) + I2 (g) 2HI (g) At equilibrium in a particular experiment, the concentrations of H2, I2, and HI were 0.15 M, 0.033 M, and 0.55 M, respectively. The value ofKeq for this reaction is

    asked by Richard on October 25, 2010
  60. Chemistry

    Which of the following anions act as weak bases in solution? ClO4- ClO- C2H3O2- Cl- I think its ClO4- and Cl-

    asked by Anonymous on October 23, 2010
  61. Chem Class

    The rate constant of a first-order process that has a half-life of 225 s is ?????? s-1. ok so i divided half life of 1st order= 0.693/K k i put 225 and i got 3.08 x 10^-3 is that right?

    asked by Laynie on October 25, 2010
  62. Engineering Kinematic

    The particle travels along the path defined by the parabola y=0.5(x^2). If the component of velocity along the x-axis is v=5t [m/s], determine the particle's distance from the origin and the magnitude of its acceleration when t=1s. The initial condition is

    asked by Claire on October 16, 2010
  63. CHEM- solution/freezing piont

    a solution of sulfur (2.560g) in naphthalene (100g) freezes 0.68K lower the freezing point of pure naphthalene (353.10K). for naphthalene, Kf= 6.8K kg mol. calculatem the molecular formula of the sulfur dissolved in the naphthalene?

    asked by lulu on October 14, 2010
  64. Business Finance

    Jungle, Inc., has a target debt−equity ratio of 0.72. Its WACC is 11 percent, and the tax rate is 31 percent. (Do not include the percent signs (%). Round your answers to 2 decimal places. (e.g., 32.16)) Required: (a) If Jungle's cost of equity is 14

    asked by Matt on October 31, 2010
  65. Chemistry

    Nitric oxide (NO) reacts with molecular oxygen as follows: 2NO(g) + O2(g) ¨ 2NO2(g) Initially NO and O2 are separated as shown below. When the valve is opened, the reaction quickly goes to completion. Determine what gases remain at the end of the

    asked by Sarah on October 31, 2010
  66. College Chemistry

    A Galvanic cell consists of Mg electrode in a 1.0 mol L -1 Mg(NO3)2 solution and a Ag electrode in a 1.0 mol L-1 AgNO3 solution. Calculate standard emf for the spontaneous reaction of this electrochemical cell at 25 C, given that the standard reduction

    asked by Elleni on October 27, 2010
  67. chemistry

    Lithium metal dissolves in water to yield hydrogen gas and aqueous lithium hydroxide. What is the final concentration of hydroxide ions when 5.500 g of lithium metal is dropped into 750. mL of water?

    asked by j on October 4, 2010
  68. Physics

    A skier traveling 12.0 m/s reaches the foot of a steady upward 18° incline and glides 18.2 m up along this slope before coming to rest. What was the average coefficient of friction?

    asked by Lilly on October 5, 2010
  69. physics

    How long will it take an 850 kg car with 40 hp (horsepower) to reach the speed of 15 m/2, neglecting friction? 40 hp=29840 watts I know P=W/t but what is W?

    asked by Anonymous on October 4, 2010
  70. Chemistry

    What is the oxidation state of V in VO2?

    asked by Anonymous on October 10, 2010
  71. Chemistry

    Calculate the [H3O+] of the following polyprotic acid solution: 0.145 M H3C6H5O3?

    asked by Anonymous on October 24, 2010
  72. L.A

    I'm trying to find the theme of the book I'm reading, but I don't really know what exactly is a theme, could anyone give me an idea of what a "theme" of a story is? -Is the theme = What is the author trying to teach us? Or is it the central message of the

    asked by Shadow on October 20, 2010
  73. CHEMISTRY

    brass is a subtitutional alloy consisting of a solution of copper and zinc. a particulae sample of red brass consisting of 80% copper and 20% zinc by mass has a density of 8750kg/m^3. a. what is the molality of zinc in the solid solution and B. what is the

    asked by lulu78 on October 14, 2010
  74. chemistry

    A laboratory procedure calls for making 400.0 mL of a 1.1 M NnO3 solution. What mass of NaNO3 (in g) is needed?

    asked by Stacy on October 13, 2010
  75. Organic Chemistry

    Separation scheme for isolating benzoic acid Could you please show me a separation scheme for isolating benzoic acid from a reaction mixture if mixing a Grignard reagent phenylmagnesium bromide with dry ice (CO2) in ether? Thanks!

    asked by Jessica on October 22, 2010
  76. Math

    An auditorium has 50 rows of seats. The first row has 20 seats, the second row has 21, the third row has 22 seats, and so on, each row having one more seat than the previous row. How many seats are there all together? a. write 2 different expressions for

    asked by Emily on October 29, 2010
  77. chemistry

    The reaction CH3- N≡C → CH3- C≡N is a first-order reaction. At 230.3°C, k = 6.29 x 10^-4 s^- 1. If [CH3 -N≡ is 1.00 x 10^-3 initially, C] [CH3-N ≡ C] is __________ after 1.000 x 10^3 s. A) 5.33 x 10^-4 B) 1.00 x 10^-6 C) 4.27 x 10^-3 D) 2.34 x

    asked by jes on October 24, 2010
  78. Prob and Stats

    To estimate the mean height population of male students on your campus, you will measure and SRS of students. Heights of people the same sex and similiar ages are close to normal. You know from government data that the standard deviation of the heights of

    asked by Susan on October 12, 2010
  79. physics

    Camping equipment weighing 6000 N is pulled across a frozen lake by means of a horizontal rope. The coefficient of kinetic friction is 0.05. The work done by the campers in pulling the equipment 1000 m at constant velocity is: We never utilized friction

    asked by Spider on October 13, 2010
  80. Chemistry

    A sample of an unknown gas effuses in 11.1 min. An equal volume of H2 in the same apparatus at the same temperature and pressure effuses in 2.02 min. What is the molar mass of the unknown gas?

    asked by Ashley on October 18, 2010
  81. College Chemistry-Please help me

    I need to find the ionic equation of: 3Ba(OH)2(aq)+2H3PO4(aq)->Ba3(PO4)2+6H20(l) I'm totally lost on this question

    asked by KELLY on October 4, 2010
  82. chemistry

    Calculate the pressure of 0.55 mol NH3 gas in a 2.00 L vessel at 25 celsius, using ideal gas law.

    asked by lavonne on October 19, 2010
  83. Chemistry

    Which species will reduce Ag+ but not Fe2+? 1. H2 2. Cr 3. V 4. Pt 5. Au

    asked by Sarah on October 20, 2010
  84. chemistry

    The first step in the Ostwald process for making nitric acid is the formation of NO as follows; 4HN3 + 5O2 makes 4NO + 6 H2O. According to the equation, 5 moles of NH3 will react stoichiometrically with blank moles of O2 to form blank moles of NO. I can't

    asked by lavonne on October 19, 2010
  85. chem-Am I Right????

    For 0.10 M ZnCl2 and 0.10 M KAl(SO4)2, find:? a) spectator ions (if any) b) ions expected to hydrolyze (if any) c) net ionic equation for hydrolysis d) expression for equilibrium constant (Ka or Kb) e) value of Ka or Kb My answers are: a) Cl- ; K+ ; SO4^2-

    asked by Isabella on October 19, 2010
  86. 3rd grade

    Can you divide 14 shirts into 2 equal groups?Why or why not?

    asked by Elijah on October 20, 2010
  87. chemistry

    Find the emf for the cell Cr(s) |Cr3+(aq, 0.37 M) || Pb2+(aq, 0.0095 M) | Pb(s). Answer in units of V I don't know what to do

    asked by Someone PLEASE HELP! on October 21, 2010
  88. Chem

    I stuck on this problem. Can you help me to solve it? A reaction mixture in a 3.67L flask at a certain temp. initially contains 0.763g H2 and 96.9g I2. At equilibrium, the flask contains 90.4g HI. Calculate the equilibrium constant(Kc) for the reaction at

    asked by Kim on October 17, 2010
  89. physic

    a tank contains 26.0 kg of oxygen gas at a gauge pressure of 8.70 atm. if oxygen is replaced by helium, how many kilograms of the latter will be needed to produce a gauge pressure at 7.00 atm?

    asked by yuri on October 12, 2010
  90. Chemistry

    how many moles of Ba(OH)2 are present in 295mL of 0.400 M Ba(OH)2?

    asked by Bianca on October 29, 2010
  91. Statistics

    find the 90% confidence interval for the variance and standard deviation of the ages of seniors at Oak Park College if a sample of 24 students has a standard deviation of 2.3 years. Assume the variable is normally distributed. Can someone explain the steps

    asked by Diandra on October 26, 2010
  92. Statistics - M/C

    14. The marks on a statistics test are normally distributed with a mean of 62 and a variance of 225. If the instructor wishes to assign B’s or higher to the top 30% of the students in the class, what mark is required to get a B or higher? a. 68.7 b. 71.5

    asked by Rhea on October 23, 2010
  93. Chemistry

    Alumminum hydroxide reacts with sulfuric acid as follows: 2Al(OH)3+H2SO4-->Al2(SO4)+6H2O. Which reagent is the limiting reactant when 0.500 mol Al(OH)3 and 0.500 mol H2SO4 are allowed to react? How many moles of Al2(SO4)3 can form under these conditions?

    asked by Chris Sung on October 29, 2010
  94. AP physics

    suppose that the surface (radius=r) of the space station is rotating at 35.8 m/s. what must be the value of r for the astronauts to weigh one-half their earth weight?

    asked by Leah- PLEASE HELP!!! :) on October 29, 2010
  95. physics

    A shopper pushes a grocery cart 20m at constant speed on level ground against a 35N frictional force. He pushes in a direction 25 degrees below the horizontal. What is the work done on the cart by gravity? I know you can use W=Fdcos(theta) where

    asked by Juliette on October 4, 2010
  96. Math PIZZAZZ

    PIZZAZZ Q: what should you say when you meet an angel plz give me answer!

    asked by Sarah on October 25, 2010
  97. English-Writeacher

    Recently my class and I read a short story called "A l is Calm." It is basically about this girl named Katherine and her grandma who is suffering from the Alzheimer's disease. It starts out as this: Katherine's grandma has to be taken to the doctor because

    asked by Sara on October 5, 2010
  98. math

    How does a Hawaiian Baritone laugh?

    asked by Tyler on October 27, 2010
  99. Chemistry

    An automobile antifreeze mixture is made by mixing equal volumes of ethylene glycol (d=1.114 g/mL; M=62.07 g/mL) and water (d=1.00 g/mL) at 20 degrees C. The density of the mixture is 1.070 g/mL. Expreess the concentration of ethylene glycol as volume

    asked by Stacey on October 18, 2010
  100. Physics

    I have one problem I just can't figure out, A machine in an ice factory is capable of exerting 3.30 * 10^2 N of force to pull large blocks of ice up a slope. The blocks each weight 1.21 * 10^4th N. Assuming there is no friction, what is the max angle that

    asked by Zach on October 13, 2010