shylo

Popular questions and responses by shylo
  1. chem 3A

    please help me with these homework problems from chemistry because the teacher did not give enough information to some of these chemistry work problems. 1) 50.0 g of aluminum is reacted with excess sulfuric acid. The chemical equation for the reaction is:

    asked on July 25, 2008
  2. AP Physic

    Hi there I am having a lot of trouble trying to figure out this homework problem and I really need help. This problem is dealing with wave motion and I do not know how to set up the formula to get the correct answer. Please help me and show some steps how

    asked on January 16, 2010
  3. Chem 3A

    please help me with this chemistry problem. Half-Life A radium-226 sample initially contains 0.112 mol. How much radium-226 is left in the sample after 6400 years? The half-life of radium-226 is 1600 years.

    asked on July 5, 2008
  4. Please help revise and edit my essay

    A Bird Is Judged On Its Looks On a bright warm sunny day everything stood quiet in the Finch's yard. A mockingbird stood on top of an old tree with rotten brown branches. As it got ready to sing, "boom" a loud thunder sound rose very high in the sky. A

    asked on November 16, 2007
  5. Chem 3A

    please help me with this chemistry problem. 1) Write out a balanced chemical reaction equation for the reaction of magnesium with hydrochloric acid, and then What is the Theoretical Yield after balancing the chemical equation?

    asked on July 25, 2008
  6. Calculus

    Hi there i am having some problems trying to do my calculus homework and i really need help on how to show the step to proof the volume of a sphere which is V= 4/3pirsquare. But I have to use triple integral to proof the volume of a sphere. Please help me

    asked on November 25, 2009
  7. AP CHEM

    Please help me with these AP Chemistry homework problems and show me the steps how to find the solutions: Liquid-Liquid Tirations: What is the concentration of the unkown solution for each of the following titrations? #5) 25.36 mL of 0.178 M NaOH is

    asked on July 31, 2008
  8. AP Physic

    Hi there I am having so much problems trying to solve this physic problem and I really need help. Please give me a big hint on how to find the amplitude of this problem because i tried using everything i know and i cannot figure it out. This homework

    asked on January 17, 2010
  9. Chemistry

    Please help me with this question from my homework package What is the minimum number of photons with wavelength 645nm needed to prepare 135 grams of glucose? When the thermochemical equation is C6H12O6(s)+ 6O2(g)--> 6CO2(g)+ 6H2O(g) Reaction is -2539.01

    asked on February 10, 2009
  10. Calculus

    Hi there I am having some troubles trying to do my calculus homework and I really need help trying to do this problem from my homework: Set up the problem and do not solve: The mass of the solid bounded by the surfaces 2x^2 + 2y^2= 9, z=0, z=3 with density

    asked on December 3, 2009
  11. college-- chemistry

    I am having a problem with this problem from my homework. I need some help on this problem. Microwave ovens work by irradiating food with microwave radiation, which is absorbed and converted into heat. Assume radiation with wavelength=15.0cm is used and

    asked on February 15, 2009
  12. Chemistry A.P.

    Hi there, I need some help with my homework problem for chemistry, What is the balanced thermochemical equation for glucose (C6H12O6) and O2 gas form CO2 gas and liquid water?

    asked on February 9, 2009
  13. please revise and edit my essay

    A Bird Is Judged On Its Looks On a warm sunny day, everything stood quiet in the Finch’s yard. A mockingbird stood on top of an old tree with rotten branches. As it got ready to sing, (BOOM) a loud thunder sound rose high in the sky. A shiny silver

    asked on November 18, 2007
  14. Chemistry

    Please help me solve this problem: What is the value of the equilibrium constant (K) for the reaction below 25^o C? 3I2(s) + 2Fe(s) --> 2Fe^3+(aq) + 6I^-

    asked on July 12, 2011
  15. college: Chemistry

    Hi can someone help me with this other problem from my homework, The thermochemical equation is C6H12O6(s)+ 6O2(g)--> 6CO2(g)+ 6H2O(g) reaction is -2539.01 kJ/mol Part B) What is the minimum number of photons with wavelength of 645nm needed to prepare 135

    asked on February 10, 2009
  16. Chem -3A

    Please help me with this problem Avogadro's Law A chemical reaction occuring in a cylinder equipped with a movable piston produces 0.58 mol of gaseous product. If the cylinder contained 0.11 mol of gas before the reaction and had an initial volume of

    asked on July 23, 2008
  17. please help me with my engineering homework

    what are the advantages of having an optical biopsy?

    asked on December 4, 2007
  18. please help me with my engineer project

    I am working on an Engineer project about Digital clock I research my project on the Digital Clock, but i could not find any webcite that has the answer to these questions 1. What your part is and how it works? 2. Companies that make this kind of

    asked on November 28, 2007
  19. college essay: please revise and edit

    A Silly Phobia Toward A Gorgeous Dude From Cal Poly It was a cold Thursday night in the coastal area. The Sunnyside High School AVID students were on their way back home from the field trip of visiting UCSB. We stopped in San Luis Obispo and had dinner at

    asked on November 20, 2007
  20. college-- chemistry

    I got stuck on this problem and I cannot figure out what to do or explain this problem. Please help me with this problem. The emission lines of one-electron atoms and ions can all be fit to the equation describing the spectrum of the hydrogen atom: E=

    asked on February 16, 2009
  21. please help edit my outline for public speaking

    Badminton Specific Purpose: To inform my audience about the laws of the game, equipment, and badminton strokes.

    asked on November 7, 2007
  22. please revise my essay

    Dreams Are Taken Away It was a tough day on September 30, 2002 with a crowd of high school students carrying posters and signs marching in the middle of the street. None of them were happy at all. “Governor Davis is throwing away our future with his

    asked on November 3, 2007
  23. chemistry

    hi, can someone please help me with my homework problem? what is the rounding number for 121.07 cm? what is the rounding number for 22130 km? what are the significant figure and uncertainty number for 120cm, 25, 430 km, 3, 500km, 200 km, and 1001 tons.

    asked on June 25, 2008
  24. college: Chemistry

    Hi there I need help with my chemistry homework There are two parts to the first question and i did the first part and i got E= -6.54E-18J. Part A) Calculate the energy (in J) of the photon associated with the transition of electron in He from n=2 to n=1.

    asked on February 10, 2009
  25. please help edit and revise my essay

    An Abusive Situation On a ordinary Thursday afternoon I just finished eating my lunch with my high school friends. We did not do anything much except talk about how our classes were and about those stupid guys at the East Hall upstairs. I was having so

    asked on November 20, 2007
  26. please help revise and edit my essay

    A Bird Is Judged On Its Looks On a warm sunny day, everything stood quiet in the Finch's yard. A mockingbird stood on top of an old tree with rotten branches. As it got ready to sing, a shiny silver bullet flew struck the mockingbird. "We got the sonnava

    asked on November 18, 2007
  27. Chemistry

    For my homework, there are two parts to the question. i did part a and I got E= -6.54E-18J. Part A) Calculate the energy (in J) of the photon associated with the transition of the electron in He from n=2 to n=1. Part B) As the Vaule of Z increases, does

    asked on February 10, 2009
  28. please revise my essay

    Dreams Are Taken Away It was a tough day on September 30, 2002 with a crowd of high school students carrying posters and signs marching in the middle of the street. None of them were happy at all. "Governor Davis is throwing away our future with his unfair

    asked on November 4, 2007
  29. Calulus

    Hi there I need help with one of the problem from my homework package. This week for my calculus class, we were learning how to do partial derivative and finding the tangent of the plane. So I do not know how to approach this problem. Please help me by how

    asked on October 25, 2009
  30. Calulus

    Hi there I need help on my calculus homework and this week, we were working on partial derivative. I don't know how to approach this word problem and set it into a maximum or minimum. Well I am not too sure if this problem is a minimum or maximum problem.

    asked on October 25, 2009
  31. college-- chemistry

    This problem really bugs me and I did figure out the diagram but I cannot figure out the wavelength. Please help me with this problem. The transitions of i) n=2 to n=4 ii) n=3 to n=1 iii)n=5 to n=2 iv) n=3 to n=4 which corresponds to emission of radiation

    asked on February 16, 2009
  32. AP CHEM

    Please help me with thses AP CHEM homework problems and show the steps to how to find the solutions: Solid Liquid Titrations: Determine the concentration of the indicated liquid unknown given the mass of a solid standard and the buret data for the

    asked on July 31, 2008
  33. Math subject Calculus

    Hi there I am having some difficulties to solve this problem from my homework package and i don't understand how to approach this problem. Please help me by giving me advice on how to approach this problem. Let z = xsin(x/y), y does not equal zero. Show

    asked on October 24, 2009
  34. please edit and revise my essay

    A Bird Is Judged On Its Looks On a warm sunny day, everything stood quiet in the Finches's yard. A mockingbird stood on top of an old tree with rotten branches. As it got ready to sing, a shiny silver bullet flew and struck the mockingbird. "We got the

    asked on November 19, 2007
  35. AP CHEM

    Please help me with these AP CHEM homework problems problems and show me the steps: Mass per Volume Results for Titrations: Determine the mass per volume results requested in the following problems. #23) A particular water supply is found to contain

    asked on July 31, 2008
  36. Please revise my essay

    Dreams Are Taken Away It was a tough day on September 30, 2002 with a crowd of high school students carrying posters and signs marching in the middle of the street. None of them were happy at all. "Governor Davis id throwing awat our future with his unfair

    asked on November 4, 2007
  37. chemistry

    hey i need help on finding a good oxidation chart for chemistry.

    asked on April 3, 2008
  1. Chemistry

    I know that I'm suppose to use the formula Ecell = 0.0592V/n*logK and solve for K, but before I do that, I have to find the oxidation and reduction from the chemical equation that was given for me. But I just do not know how to approach it. And i'm pretty

    posted on July 12, 2011
  2. please revise my essay

    Dreams Are Taken Away It was a tough day on September 30, 2002 with a crowd of high school students carrying posters and signs marching in the middle of the street. None of them were happy at all. "Governor Davis is throwing away our future with his unfair

    posted on November 4, 2007