chemistry 101

Popular questions
  1. Chemistry 101

    I don't remember my instructor going over this and the book isn't explaining it very well. Can anyone help answer these? Indicate the concentration of each ion or molecule present in the following solutions. 1. 0.30 M NaNO3 2. 1.5x10^-2 M MgSO4 3.

    asked by Kelsey on February 22, 2010
  2. chemistry 101

    Consider the following reaction. CaO (s) + CO2 (g) = CaCO3 (s) A chemist allows 14.4 g of CaO and 13.8 g of CO2 to react. When the reaction is finished, the chemist collects 19.4 g of CaCO3. Determine the limiting reactant, theoretical yield, and percent

    asked by ABCD on July 8, 2011
  3. Chemistry 101

    if 95j of heat is added to a pure gold coin with a mass of 16 grams, what is its temperature change? Specific heat capacity of gold is 0.128 j/g degrees C.

    asked by Haley on February 24, 2012
  4. Chemistry 101

    Complete and balance each of the following equations for gas-evolution reactions. Identify all of the phases in your answer. HCl(aq)+K2SO3(aq)-->

    asked by Michael Hyatt on March 5, 2013
  5. Chemistry 101

    A sample of a gas (5.0 mol)at 1.0 atm is expanded at constant temperature from 10.0 L to 15 L. The final pressure is _______ atm.

    asked by Joni on November 30, 2011
  6. Chemistry 101

    Write the reaction that occurs when sodium phosphate and barium chloride react. Be sure to include the phase labels. Then write the total ionic reaction and the net ionic reaction including proper phase labels.

    asked by Juggernaut on June 3, 2009
  7. chemistry 101

    How many grams of oxygen are in 40.1 g of calcium hydroxide? options: 17.3 g 8.64 g 20.1 g 0.541 g 11.2 g

    asked by ABCD on July 8, 2011
  8. Chemistry 101

    A flask containing a mixture of CH4(g) and NH3(g)is cooled. At -33.3c a liquid begins to form in the flask. What is the liquid? NH3(g) or CH4(g)

    asked by Evette C. on November 18, 2010
  9. chemistry 101

    I have a question that I am not sure how to even start. A 15.0 g sample of a liquied has a density of 0.875 g/ml a what is the voulme in milliters of the liquid? use conversion factors to calculate answer b. What mass, in grams of the liquid is in 34.6ml

    asked by louise on September 5, 2013
  10. Chemistry 101

    Aluminum reacts with sulfur gas to form aluminum sulfide. Initially 1.18 ml of aluminum and 2.25mol of sulfur are combined. 1. write a balanced equation? 2. what is the limiting reaction? 3. what is the theoretical yield of aluminum sulfide in moles? How

    asked by Gweedo8 on May 31, 2009
  11. Chemistry 101

    The mileage for a motorcycle with a fuel tank capacity of 22 liters is 35 miles per gallon. The density of gasoline is 0.74 g/cm^3.(dimensional analysis problem) a). How long a trip, in KM can be made on a full tank of gasoline? b). if the price of

    asked by Lilly on February 9, 2016
  12. chemistry 101

    How many moles of oxygen are in 3.45 mol of diphosphorus pentoxide? options: 5.75 mol O 13.5 mol O 6.90 mol O 3.45 mol O 17.3 mol O

    asked by ABCD on July 8, 2011
  13. chemistry 101

    Calculate (delta) H rxn for 2NOCl(g)---- N2(g) + O2(g) + Cl(g) given the following set of reactions: 1/2N2(g) + 1/2O2(g)-----NO(g) delta H =90.3kJ NO(g) + 1/2Cl2(g)----NOCl(g) delta H = -38.6 kJ

    asked by Kaylyn on October 27, 2009
  14. chemistry 101

    Assume you are performing the calibration step of Experiment 8 and you begin with 50 g of water at 20 oC and 50 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment,

    asked by Sam on March 9, 2010
  15. chemistry 101

    How many grams of NaCl are dissolved in 250 grams of normal saline solution

    asked by mm on October 1, 2010
  16. Chemistry 101

    Iron reacts with hydrochloric acid to produce iron (2) chloride and hydrogen gas.Fe (s)+ 2 HCL (aq) -FeCl2 (aq) + H2 (g).The hydrogen gas from the reaction 2.2g of iron with excess acid is collected in a 10L flask at 25 degrees celcius. What is the

    asked by Eunice on April 30, 2009
  17. Chemistry 101

    Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 14.9g .What minimum mass of H2SO4 would you need? What mass of H2 gas would

    asked by Sarah on February 24, 2015
  18. Chemistry 101

    The distance from the Earth to the sun is approximately 9.37 x 10^7 miles. How long does it take for light from the sun, to reach the earth? Speed of light is 3.00 x 10^8 m/s. Use dimensional analysis to solve.

    asked by Lilly on January 21, 2016
  19. Chemistry 101

    Silver chloride, often used in silver plating, contains 75.27% Ag.Calculate the mass of silver chloride required to plate 185 mg of pure silver.

    asked by Victoria on September 24, 2008
  20. Chemistry 101

    A student prepares phosphorous acid by reacting solid phosphorous triodide with water PI3+H2O-->H3PO3+HI The student needs to obtain 0.250L of phosphorous acid. (d=1.651g/mL). The procedure calls for a 45.0% excess of water and a yield of 75.0%. How much

    asked by Gweedo8 on May 31, 2009
  21. chemistry 101

    What alcohol(s) could be used to produce each of the following compounds? Enter the IUPAC names of the alcohol(s). If there are more than one alcohol, enter them separated with commas. 1.CH3-CH2-O-CH2-CH3 2.CH3-CH2-C=CH-CH3 ..........| ..........CH3.

    asked by keila on October 3, 2014
  22. Chemistry 101

    A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4. the equation for this reaction is: 2KOH (aq)+NiSO4 (aq) ----->K2SO4 (aq)+Ni(OH)2 (s) .89 grams of Ni(OH)2 precipitate form I need to know the concentration remaining in

    asked by Colin on October 14, 2011
  23. Chemistry 101

    A gaseous compound has a density of 0.355 g/L at 17 degree celcius and 189 mmHg. What is the molar mass of the compound?

    asked by Eunice on April 30, 2009
  24. Chemistry 101

    If 12.0g of molecular oxygen, O2, is required to inflate a balloon to a certain size at 27 degree celcius, what mass of molecular oxygen required to inflate it to the same size and pressure at 81 degree celcius?

    asked by Eunice on April 30, 2009
  25. chemistry 101

    given the reaction: 2mg + o2-----> 2mgo . when 4.32g of oxygen react with magnesium 327kj of energy is produced. the heat of reaction for 1 mole of oxygen is???

    asked by ABCD on July 9, 2011
  26. Chemistry 101

    A crown is determine to weigh 2.65 kg. When this crown is submerged in a full basin of water, the overflow is found to be 145 mL. Is the crown pure gold or a gold-silver alloy? The density of silver is 10.5 g/mL and gold that of gold is 19.3 g/mL. Show

    asked by Lilly on January 20, 2016
  27. chemistry 101

    How many molecules of oxygen are produced from the decomposition of 8.75 g of hydrogen peroxide in the following equation Mg + H2O2 --> MgH2 + O2 options: 8.75 x 1024 6.02 x 1023 1.55 x 1022 5.27 x 1024 1.55 x 1023

    asked by ABCD on July 8, 2011
  28. chemistry 101

    A patient receives 2700mL of an IV solution containing 4g g of glucose per 100 mL .How much energy, in kilojoules, does the patient obtain from glucose, a carbohydrate? please help I keep getting the wrong answer

    asked by k on September 4, 2014
  29. chemistry 101

    Lakes that have been acidified by acid rain can be neutralized by the addition of limestone (CaCO3). How much limestone in kilograms would be required to completely neutralize a 5.2 x 109 L lake containing 5.0 x 10-3 g of H2SO4 per liter?

    asked by ABCD on July 8, 2011
  30. Chemistry 101

    Which of the following will not increase the rate of a reaction? a. using a catalyst b.increasing the temperature c. decreasing the concentration of a reactant d. finding a shorter path for the reaction to take place e. increasing the kinetic energy

    asked by Robert on October 25, 2009
  31. Chemistry 101

    A 16 Gauge wire has a diameter of 0.0508 inch. Calculate the length in meters of a 5.00 pound spool of this wire. The density of copper is 8.92g cm^-3

    asked by Scott L on January 17, 2016
  32. chemistry 101

    Determine the empirical and molecular formula for a compound made from 54.09% calcium, 2.72% hydrogen, and 43.18% oxygen with a total molar mass of 222.3 g.

    asked by ABCD on July 8, 2011
  33. Chemistry 101

    I have been attempting this problem so many times. I don't know if I am plugging in the numbers correctly but I cannot seem to get the answer correct. Please help! A patient arrives in the emergency room with a burn caused by steam. Calculate the heat, in

    asked by Sabrina on September 19, 2015
  34. Chemistry 101

    This is the question 10.0 grams of nitrogen is reacted with 10.0 grams of the element phosphorus under certain conditions to yield trinitrogen diphosphide. Answer these questions. 1). Write a balanced equation. 2). which reactant is limiting? In excess?

    asked by Lilly on March 4, 2016
  35. Chemistry 101

    If gold sells today for 1625 per ounce, and a large mining truck hauls 400 tons of gold ore, what is the value of the gold in each truck if each ton of gold ore contains 1.0 ounces of gold? Use dimensional analysis.

    asked by Lilly on February 25, 2016
  36. Chemistry 101

    10.0 grams of nitrogen is reacted with 10.0 grams of the element phosphorus under certain conditions to yield trinitrogen diphosphide. Answer these questions. 1). Write a balanced equation. 2). which reactant is limiting? In excess? 3). Theoretically, how

    asked by Lilly on March 4, 2016
  37. chemistry 101

    If 15g of NaOh is dissolved in 285 g of water, calculate the following. Assume the density of the solution is 1.06 g/cc. a) Calculate the moles of NaOH in the solution? My answer is 15gNaOH/40g NaOH= .0375 mole NaOH b) Waht is the mass % w/w of the

    asked by Tracy on December 8, 2012
  38. chemistry 101

    Calculate the empirical formula for the following compound: potassium tartrate found in baking powder: 20.8% K, 2.7% H, 25.5% C, and 51.0% O

    asked by ABCD on July 8, 2011
  39. chemistry 101

    how much energy is released when 10 g of steam at 100 degrees celsius is condensed and cooled to body temperature?

    asked by katie on October 24, 2010
  40. chemistry 101

    We add excess Na2CrO4 solution to 42.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.590 grams. What is the molarity of the AgNO3 solution? Answer in

    asked by maria on October 18, 2013
  41. chemistry 101

    The value of kp at 20°c for the reaction 2NO(g) + Cl2(g) 2NOCl(g) is 1.9x10^3 atm-1 calculate the value of KC at the same temperature.

    asked by Sidney on December 4, 2015
  42. Chemistry 101

    A bag contains a mixture of copper and lead BBs. The average density of the BBs is 9.60g/cm cubed. What is the percent of copper and the percent of lead?

    asked by Haley on February 12, 2012
  43. Chemistry 101

    If a piece of granite weighing 250.0 grams is heated in boiling water to a temperature of 100 C and then placed in a calorimeter containing 400.00 grams of water, the temperature of the water increases from 20.0 C to 28.5 C. what is the specific heat of

    asked by Lilly on February 10, 2016
  44. Chemistry 101

    what is CAH2 + H20

    asked by Linda on February 18, 2016
  45. Chemistry 101

    A crown is determine to weigh 2.65 kg. When this crown is submerged in a full basin of water, the overflow is found to be 145 mL. Is the crown pure gold or a gold-silver alloy? The density of silver is 10.5 g/mL and gold that of gold is 19.3 g/mL

    asked by Lilly on January 18, 2016
  46. chemistry 101

    Given the following dissolving process: Fe2(SO4)3 (s) = 2Fe3+ (aq) + 3SO42- (aq) How many grams of iron (III) ions are produced when 0.450 moles of sulfate ion are produced? options: 50.3 g 16.8 g 50.3 g 37.7 g 75.4 g

    asked by ABCD on July 8, 2011
  47. chemistry 101

    calculate the molecules of oxygen required to react with 28.4g of sulfur in the following reaction? a)1.60 * 10 **24 molecules b)3.56 * 10**23 molecules c)2.67 * 10**23 molecules d)5.33 * 10**23 molecules e)8.00 * 10**23 molecules

    asked by yalda on November 24, 2009
  48. Chemistry 101

    A volume of 20.0 mL of a 0.140 M HNO3 solution is titrated with 0.850 M KOH. Calculate the volume of KOH required to reach the equivalence point.

    asked by Caitlyn on March 9, 2018
  49. chemistry 101

    The enthalpy change was determined for the following reactions; Ca (s) + CO2 (g) + ½ O2 (g ) → CaCO3 (s) ΔH = -812.8 kJ/mo l Ca (s) + ½ O2 (g) → CaO (s) ΔH = -634.9 kJ/mo l What is the enthalpy change for the following reaction? CaCO3 (s) → CaO

    asked by Anonymous on April 29, 2012
  50. Chemistry 101

    The distance from the Earth to the sun is approximately 9.37 x 10^7 miles. How long does ti take for light from the sun to reach the earth? Speed of light is 3.00 x 10^8 m/s. Show work.

    asked by Lilly on January 19, 2016
  51. chemistry 101

    if you had 14 moles of octane how many moles of carbon dioxide would you get?

    asked by sylvia on April 28, 2011
  52. Chemistry 101

    You have a sample of gas in a flask with a volume of 250 mL. At 25.5 degrees Celcius, the pressure of the gas is 300 mm Hg. If you decrease the temperture to -5.0 degrees celcius, what is the gas pressure at this lower temperture?

    asked by Eunice on April 30, 2009
  53. Chemistry 101

    Calculate the mass of a cylindrical cork of diameter 1.00 inches and length 2.50 inches. Pay attention to significant figures, Cork density 0.26 g/ mL

    asked by Lilly on January 19, 2016
  54. Chemistry 101

    List 15 sets of quantum numbers (n,L,mL,ms) that could be used to describe all the electrons in phosphorous?

    asked by Gweedo8 on June 1, 2009
  55. Chemistry 101

    If the curries were able to extract 8.5ug of radium from 8.5 tons of pitchblende, what was their rate of recovery? (in percent please)

    asked by Lilly on March 4, 2016
  56. Chemistry 101

    A chemist needs 2.00 grams of a liquid compound with a density of 0.785 g/cm^3 density. what volume of compund is required? Mass= Volume X Density 2.00g x 0.785 g/Cm^3 = 1.57g/cm^3 Not sure is this is correct......

    asked by Lilly on January 27, 2016
  57. Chemistry 101

    Write the molecular, total ionic, and net ionic, for the reaction. 1). Aqueous sodium carbonate is reacted with aqueous nickle (11) chloride. 2). Aqueous potassium hydroxide is mixed with aqueous hydrochloric acid.

    asked by mike on April 17, 2016
  58. Chemistry 101

    How many evaporation's did the curies have to make before they finally isolated radium?

    asked by Lilly on March 4, 2016
  59. Chemistry 101

    A solution containing 83.100 g of sodium hydroxide [molar mass = 40.0 g/mol] was neutralised using phosphoric acid. Calculate the moles of sodium phosphate formed (assuming that the reaction goes to completion). Give your answer to three significant

    asked by Drew on October 13, 2014
  60. chemistry 101

    Give the name of the product from complete hydrogenation of 2-ethyl-1-hexene

    asked by keila on September 30, 2014
  61. chemistry 101

    How many grams of bromine are in 1.57 grams of phosphorus tribromide?

    asked by steve on March 14, 2014
  62. Chemistry 101

    Solumedrol 1.5 mg per KG of body weight is ordered for a child weighing 2.0 pounds. Solumedrol is available as 75 mg / mL solution. How many mL should the nurse administer? Use dimensional analysis..

    asked by Lilly on January 19, 2016
  63. Chemistry 101

    Describe the molecular geometry around the carbon and oxygen atoms in oxalic acid. Make sure you include the bond angles.

    asked by Gweedo8 on June 1, 2009
  64. chemistry 101

    What is the coefficient for aluminum after the following equation is balanced: Al(s) + O2(g) --> Al2O3(s) options: 2 4 1 3 0

    asked by ABCD on July 8, 2011
  65. chemistry 101

    the valve between a 3.00-L tank containing O2(g) at 6.00 atm. and a 5.00-L containing N2(g) at 1.20 atm. is opened. Calcualte the ratio of partial pressures (O2:N2) in the container?

    asked by kim on October 25, 2010
  66. Chemistry 101

    A carpenter is building a deck and needs 750 board meters of ACC chemically treated lumber. The individual boards com in 8 foot and 12 foot lengths. How many boards will he need to complete the deck? If the boards retail at Home Depot for $1.25 per board

    asked by Lilly on January 18, 2016
  67. Chemistry 101

    I had a snag from a question I asked yesterday, here is the thread. (My snag being the final post) I am trying to find the theoretical yield for this lab I am working on. The steps to finidng it would be great. In my lab I took 40mls of H2O + 4g of AgNO3+

    asked by Gweedo8 on June 8, 2009
  68. Chemistry 101

    What is the [H3O+] in a solution that contains 1.59 g of HNO3 in 0.460 L of solution?

    asked by Caitlyn on March 9, 2018
  69. Chemistry 101

    If a solution containing 20.0 grams of nickle (11) chloride is mixed with an aqueous solution of containing 15.0 grams of silver nitrate,, determine the mount of silver chloride that theoretically will precipitate. How much nickle (11) nitrate is formed?

    asked by Lilly on March 4, 2016
  70. Chemistry 101

    If gold sells today for 1625 per ounce, and a large mining truck hauls 400 tons of gold ore, what is the value of the gold in each truck if each ton of gold ore contains 1.0 ounces of gold? Use dimensional analysis.

    asked by Lilly on February 25, 2016
  71. Chemistry 101

    A Balloon with a volume of 2.00 L is at a pressure of 1.5 atm and a temperature of 20C. If the balloon is put into a container and the pressure is increased to 2.0 atm and the temperature is raised to 25C, what is the new volume of the balloon?

    asked by mike on July 11, 2010
  72. Chemistry 101

    Are these correct? 1. A sample of gases contains three gases at the following pressures: 1.2 atm N2, 3.2 atm O2, and 0.56 atm Xe. What is the total pressure in the container? a. 5.0atm b. 1.4atm c. 2.2atm d. 1.0atm e. 1.7atm I am pretty sure it is A. Is

    asked by Madison on November 24, 2009
  73. Chemistry 101

    How many kg of chlorine are in 23kg of each of the following? CFCl_3 C2F3Cl3 CF3Cl

    asked by Victoria on September 24, 2008
  74. Chemistry 101

    Which calorimeter do you use for determining the specific heat of the metal, the thermos or the Styrofoam cup?

    asked by Dina on November 4, 2016
  75. chemistry 101

    What is the pH of a solution in which 296 mL of HCl g, measured at 28.0 C and 1.02 atm, is dissolved in 1.5 L of aqueous solution?

    asked by Angel on August 10, 2011
  76. Chemistry 101

    Determine the mass aluminum chloride , alcl3 produced when 112.3 g of chloride gas, cl2 is used

    asked by Stacey on November 22, 2017
  77. Chemistry 101

    A chemist needs 2.00 grams of a liquid compound with a density of 0.785 g/cm^3 density. what volume of compund is required?

    asked by Lilly on January 27, 2016
  78. Chemistry 101

    This is a different question then asked before,I had lab where I mixed 1.365 NaCL + AgNO3-->2.6242 AgCl. The 2 questions that I need help finding the answers to are: How much salt should be used to cause all of the silver nitrate to react? How much silver

    asked by Gweedo8 on June 8, 2009
  79. Chemistry 101

    If a solution containing 20.0 grams of nickle (11) chloride is mixed with an aqueous solution of containing 15.0 grams of silver nitrate,, determine the mount of silver chloride that theoretically will precipitate. How much nickle (11) nitrate is formed?

    asked by Lilly on March 4, 2016
  80. Chemistry 101

    calculate the volume of a rectangular prism with a length of 5.6 , a width of 2.1 , and a height of 6.6 .

    asked by Lisa Jacobs on June 3, 2013
  81. Chemistry 101

    75.0 G tartaric acid in 1 liter is what Molarity (moles/liter)? mw=150.087 g/mol

    asked by Renee on October 15, 2012
  82. Chemistry 101

    How do I find the mass % of Oxygen in sodium oxide?

    asked by Bridget on September 26, 2009
  83. Chemistry 101

    A student using a 100mL graduated cylinder that contained 50.00mL of water. Th volume of the water increased to 57.50mL. The density of the object was 7.85 g/cm^2. How many grams did the metal object weigh?

    asked by Lilly on February 9, 2016
  84. Chemistry 101

    A sample containing 0.0750 pounds of metal pellets is poured into a graduated cylinder initially containing 22.4 mL of water. The water level rises to 31.3 mL. calculated the density of the metal.

    asked by Lilly on January 25, 2016
  85. Chemistry 101

    What is the mass of water (in grams and pounds). contained in a 100. foot long pipe that has an internal diameter of 6.5 centimeters? The density of water is 1.00 g/ cm^3. The volume of a cylinder is (pi)r^2L.

    asked by Lilly on January 19, 2016
  86. Chemistry 101

    Which o^ these possesses more mass, a sphere of Mecury (Hg) with a diameter of 2.00 cm or a cube of lead (Pb) measuring 2.00 cm on each side? Volume of a sphere = 4/3(pie)r^3.

    asked by Scott L on January 17, 2016
  87. Chemistry 101

    What is the function of lipids and cells?

    asked by Eileen on February 22, 2009
  88. Chemistry 101

    Give an example of a hydrophobic group and a hydrophilic group.

    asked by Eileen on February 22, 2009
  89. Chemistry 101

    In addition to uranium, which elements were known to emit radioactive "rays" before M. Curie discovered radium?

    asked by Lilly on March 4, 2016
  90. Chemistry 101

    A spherical bass has a diameter of 1.00 inch and a mass of 2.00 grams. Will the ball float or sink water? Remember that if the ball's density if greater than 1.00 g/mL the density of water, the ball will sink. Also remember to use dimensional analysis.

    asked by Lilly on February 9, 2016
  91. Chemistry 101

    A spherical ball has a diameter of 1.00 inch and a mass of 2.00grams. Will the ball float or sink in water? Remember that if the balls's density is greater than 1.00 g?mL (the density of water), the ball will sink.

    asked by Lilly on January 25, 2016
  92. Chemistry 101

    A student using a 100mL graduated cylinder that contained 50.00mL of water. Th volume of the water increased to 57.50mL. The density of the object was 7.85 g/cm^2. How many grams did the metal object weigh?

    asked by Lilly on January 25, 2016
  93. Chemistry 101

    What is the mass of water (in grams and pounds). contained in a 100. foot long pipe that has an internal diameter of 6.5 centimeters? The density of water is 1.00 g/ cm^3. The volume of a cylinder is (pi)r^2L.

    asked by Lilly on January 18, 2016
  94. chemistry 101

    How much alcohol must be burned to generate 279kj of heat to warm the water as described in problem 3? (60F to 180F) I've seen where they say the answer is (mass of alcohol)(heat ofcombustion)=279 and you solve for mass. However how am I to know which heat

    asked by Anonymous on April 15, 2012
  95. Chemistry 101

    Can someone pleas help I have this assignment and the only question I cannot figure out is to describe the hybridization of all the covalent bonds in oxalic acid? and label those bonds as sigma or pi bonds? I have determine that oxilic acid formula is

    asked by Gweedo on June 10, 2009
  96. Chemistry 101

    Fe3+ and CN-

    asked by Siyabonga on February 20, 2017
  97. Chemistry 101

    if an organic liquid has a density of 1.11 g/mL and has a measured volume of 500. mL, what mass of liquid is present?

    asked by Lilly on January 27, 2016
  98. Chemistry 101

    Convert 115 miles to feet, inches, centimeters, millimeter, and kilometers. Show set-ups.

    asked by Lilly on January 25, 2016
  99. chemistry 101

    How intermolecular forces is responsible for the phases of matter?

    asked by chenchen on October 30, 2012
  100. Chemistry 101

    A student needs to run an experiment to determine the amount of substance in the solution. As more of the substance is dissolved, the more red the solution becomes. He is planning on using an absorption spectrometer to measure how much of a wavelength

    asked by Gweedo8 on June 1, 2009

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