1. chemistry

    6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?
  2. AP Chem ?

    I had posted this question before and wanted to know if I had gotten the right answers. We have to identify the five compunds of H, N, and O described below. For each compound, I have to write a Lewis structure that is consistent with the information given. a.) All the ...
  3. chemistry

    In the following reaction, how many liters of carbon dioxide, CO2, measured at STP, would be produced from the decomposition of 143 g of magnesium carbonate, MgCO3? MgCO3---MgO+CO2
  4. chemistry

    In the following reaction, how many liters of carbon dioxide, CO2, measured at STP, would be produced from the decomposition of 143 g of magnesium carbonate, MgCO3? MgCO3----MgO+CO2
  5. Assignment help (chemistry)

    in the reaction, N2O4-->2NO2, if the rate of formation of NO2 were 0.010 mol/L*s,, what would be the rate of decomposition for N2O4 Plz show steps thx
  6. Chemisty

    I need a recap of how to do the question below. I just need the basic guidelines: The enthalpy change for the reaction 2H2(g)+O2 > 2H2O is -571.6kJ. Determine the enthalpy change for the decomposition of 24.0g H2O.
  7. Chemistry

    The odor of pineapple is due to the compound ethyl butyrate, which contains hydrogen, carbon, and oxygen. When 3.70g of ethyl butyrate are burned, 8.41g of carbon dioxide and 3.43g of water are the only products. Determine the empirical formula of ethyl butyrate.
  8. Chemistry

    The odor of pineapple is due to the compound ethyl butyrate, which contains hydrogen, carbon, and oxygen. When 3.70g of ethyl butyrate are burned, 8.41g of carbon dioxide and 3.43g of water are the only products. Determine the empirical formula of ethyl butyrate
  9. Chemistry

    A certain substance undergoes decomposition by a first-order reaction which has equal to 30.0 minutes. If the initial concentration of the substance is 1.28 mol/liter, what will its concentration be after 2.50 hours? 1. 0.36 M 2. 0.040 M 3. -0.32 M 4. 0.020 M 5. 0.16 M 6. None...
  10. science

    Phosphoric acid is very important compound used to make fertilizers.PPhosphoric acid can be prepared in two ways: Reaction 1: P4 + 5O2 = P4O10. Reaction 2: P4O10 + 6H29 = 4H3PO4. Supposing we allow 272 g of phosphorus to react with excess oxygen which forms tetra phosphorus ...
  11. Chemistry check my answers

    Please check my answers For each of the 7 reactions in this experiment, write a balanced equation and classify it as a synthesis, decomposition, single replacemnt, neutralization, or double replacement reaction. Reaction 1 1)Adjust a burner flae to high heat 2)using crucible ...
  12. chemistry

    Please help ~~ Because i don't ever know the reaction in organic compound .. Do anyone has the data bank of the organic chemicals ? I cannot find out what are the compound in the reaction with it ~~ 1. What do butylamine give when it is dissolved in water ? A nearly pH10 ...
  13. Chemistry

    The fictitious compound, arrhenium fluoride (AhF), reacts with itself to form a dimer with the formula Ah2F2 . The reaction is second order in AhF. The value of the rate constant is 8.591x10-3 M-1s-1. What is the initial rate of reaction in a reactor filled with AhF to a ...
  14. Chemistry

    The thermal decomposition of carbonates leads to the loss of CO2. The decomposition of an unknown carbonate leads to a 35.1% weight loss. The unknown was which of the following compounds. A. Li2CO3 B. MgCO3 C. CaCO3 D. ZnCO3 E. BaCO3
  15. Chemistry

    The thermal decomposition of carbonates leads to the loss of CO2. The decomposition of an unknown carbonate leads to a 35.1% weight loss. The unknown was which of the following compounds? A. Li2CO3 B. MgCO3 C. CaCO3 D. ZnCO3 E. BaCO3 How do I solve this?
  16. Chemistry

    HELP£¡ can someone find identify one chemical reaction that C4H4O4 is involved in. Or the synthesis of the compound? C4H4O4 is a formula that applies to both maleic and fumaric acid. A synthesis reaction of reaction of maleic acid is: Maleic acid anhydride + water => ...
  17. Chemistry(Please check)

    1) The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following...
  18. Chemistry(Please check)

    1) The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following...
  19. Chemistry

    When 1.578 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 4.951 grams of CO2 and 2.027 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 56.11 g/mol. Determine the empirical formula and the ...
  20. Chemistry(Please check answers)

    1) The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following...
  21. Chemistry

    Let's do 1 and 2 and go from there. I will get you started. Take a 100 g sample. That means we have 19.9% C = 19.9 g C 46.7% N = 46.7 g N 6.67% H = 6.67 g H 26.7% O = 26.7 g O Find mols of these amounts. mols C = 19.9/12 = 1.66 mols N = 46.7/14 = 3.33 mols H = 6.67/1 = 6.67 ...
  22. chemistry

    The decomposition of hydrogen iodide if the equation: 2HI (g)--> H2 (g) + I2 (g) The reaction is second order and has a constant rate equal to 1, 6X10^-3 L/mol * s at 700 degrees. If the initial HI concentration in a vessel is 3.4X10 ^-2m. How many minutes will it take for ...
  23. Chemistry

    The decomposition of hydrogen iodide on a gold surface at 150 oC HI(g) ½ H2(g) + ½ I2(g) is zero order in HI. In one experiment, when the initial concentration of HI was 0.206 M, the concentration of HI dropped to 3.71E-2 M after 898 seconds had passed. Based on these data, ...
  24. 11th chemistry

    The chlorination of ethane gives a compound with the percent composition by mass of chlorine in the compound is 71.7% A) find the molecular formula of this compound B) write the condensed structural formulas of the isomers of this compound and give their names C) one of the ...
  25. physics Help

    I don't how to do this please help the the classify the reaction as. Synthesis decomposition single replacement double replacement. 4Al+3O2. 2Al2O3. 2NaCl. 2Na+ Cl2. Cacl2+F2. CaF2+ Cl2
  26. CHEM

    The decomposition of nitrogen dioxide 2NO2-->2NO+O2 occurs in a two-step sequence at elevated tempatures. the first step lis NO2--> NO+O. predict a possible second step that, when combined with the first step, gives the complete reaction
  27. chem

    posted this question before and wanted to know if I had gotten the right answers. We have to identify the five compunds of H, N, and O described below. For each compound, I have to write a Lewis structure that is consistent with the information given. a.) All the compunds are ...
  28. Chemistry+Empirical formula

    This is kind of tricky for me. What os the empirical formula (lowest whole number ratio) of the compounds below? A. 25.3% Cu, 12.9% S, 25.7% O, 36.1% water How would i set this up? The water at the end is confusing me. I think I need to find the percentage of water inside the ...
  29. Chemistry

    Hi Please help verify my answer to the following question: 0.500g of pure phosphorous was burned in excess pure oxygen to give a product that has a mass of 1.145 g. What is the empirical formula of the resulting compound? By the use of a mass spectrometer the molecular mass of...
  30. Chemistry

    Suppose a compound is involved in three different reactions denoted R1, R2, and R3. Tripling the concentration of this reactant in all three reactions causes the rates of reaction to increase by factors of 3, 9, and 1, respec- tively. What is the order of each reaction with ...
  31. Organic Chemistry

    The Diels-Alder reaction is classified as a: A. polar reaction B. radical reaction C. substitution reaction D. pericyclic reaction E. rearrangement reaction
  32. chemistry

    A compound was found to be composed of the following amounts of elements: 20.00% wt% C, 26.64wt% O, 46.65 wt%N, and 6.71wt%H. A 6.125 grams sample of this compound dissolved in 46.205 grams of water as a solution was found to have a freezing point of -3.260C. The density of ...
  33. English

    The basket (that she is holding) is made from palm fronds. independent clause adjective clause adverb clause noun clause If you fail to plan, you plan to fail. simple complex compound compound-complex John was late to dinner and I was late to the movies. simple complex ...
  34. chemistry

    The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following ...
  35. chemistry

    The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following ...
  36. Chemistry

    The fictitious compound, arrhenium fluoride (AhF), reacts with itself to form a dimer with the formula Ah2F2. The reaction is second order in AhF. The value of the rate constant is 8.591x10-3 M-1s-1. What is the initial rate of reaction in a reactor filled with AhF to a ...
  37. Chemistry

    Answer these questions about NaCl also known as table salt: 1. What is the name of the compound? 2.Are there any other names that it is known by? If yes, then please list them. 3.What is the chemical formula of the compound? Is it an ionic or covalent molecule? 4. How is it ...
  38. chemistry

    The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following ...
  39. College Chemistry (DrBob222)

    The decomposition of HCO2H follows first-order kinetics. HCO2H(g) CO2(g) + H2(g) The half-life for the reaction at a certain temperature is 44 seconds. How many seconds are needed for the formic acid concentration to decrease by 73%?
  40. Chemistry

    A total of 2.00 mol of a compound is allowed to react in a foam coffee cup that contains 141 g of water. The reaction caused the temperature of the water to rise from 21.0 to 24.7 degrees Celsius. What is the enthalpy of this reaction? Assume that no heat is lost to the ...
  41. Chemistry

    A compound decomposed by first order rxn. The concentration of compound decreases from .1180 M to .0950 M in 5.2 min. What fraction of the compound remains after 6.7 minutes?I'm thinking I set up a proportion maybe. Any ideas how to tackle this problem?
  42. Chemistry

    Consider the decomposition of a metal oxide to its elements, where M represents a generic metal: M2O3 (s) <=> 2M (s) + 3/2 O2 (g) Given a delta Gf: -770 Kj for the M2O3 0 Kj for the M 0 Kj for the O2 What is the standard change in Gibbs energy for the reaction, as ...
  43. chemistry

    how grams of oxygen can be produced from the decomposition of 100g KClO3? how much iron can be recovered from 25.0g of Fe2O3 how can be produced from 125g Ag2S Figure the precentage composition of the compound. For instance percent of Fe in Fe2O3 = 2*atomicmassFe/(...
  44. Chemistry

    Hydrogen iodide decomposition via a second-order process to produce hydrogen and iodine according to the following chemical equation: 2 HI(g) -> H2 (g) + I2 (g) If it takes 489 seconds for the initial concentration of HI to decrease from 0.0693 M to 0.0174 M, what is the ...
  45. Chem

    Reaction 1 ............................O ...........................// CH2=CH-CH-OH + CH3-CH-CH2-C ........|...........|......\ .......CH3.........CH3......OH Left of the "+" is COMPOUND 1 and the right is COMPOUND 2. a) Identify the Functional groups in compounds 1 and 2 b) ...
  46. Chemistry

    Surface: Ea(kj/mol): Tungsten 248 Platinum 331 Copper 204 A decomposition reaction was studied on three different surfaces. The activation energy on each surface is shown in the table. Which surface represents the best heterogeneous catalyst if the activation energy of the ...
  47. Chem

    Compound B is burned in a bomb calorimeter that contains 1.50 liters of water. When I burned 50.0 grams of compound B in the calorimeter, the temperature rise of the water in the calorimeter was 35.0 degrees C. If the heat of combustion of compound B is 2,150 kJ/mol, what is ...
  48. Chemistry

    So I have to find the % by mass of an unknown metal that reacted with HCl to create MCl2 (with the M being unknown). Then I need to determine identity of the missing metal. I know that the final mass of the compound MCl2 is 12.47g and that the original mass of the metal M ...
  49. Chemistry

    a 2.16g sample of Pb(NO3)2 is heated in an evacuated cylinder with a volume of 1.18L. the salt decomposes when heated: 2Pb(NO3)2 (s)_> 2PbO (s) +4NO2 (g) +O2 (g) Assuming complete decomposition, what is the pressure in the cylinder after decomposition and cooling to a final...
  50. Chemistry

    The decomposition of dinitrogen tetroxide produces nitrogen dioxide: N2O4 (g) ---> 2 NO2(g) ΔG°= 2.80 kJ/mol Find the minimum partial pressure of N2O4 at which the reaction is spontaneous if P(NO2)=2.00 bar and T=298 K.
  51. Chemistry

    your reactants are an element and compound that is not not a hydro carbon. What type of reaction do you probably have??
  52. biology

    what compound is formed when CO2 is bubbled through water?show the reaction.
  53. chemistry

    what is an ionic compound that forms an acid-base neutralization reaction?
  54. chemistry

    Naphthalene, commonly known as moth balls, is composed of 93.7% carbon and 6.3% hydrogen. determine the empirical for naphthalene. molecular formula for Naphthalene. Determine the number of empirical formulas you would need to make a full naphthalene molecule.
  55. chemistry

    Lead iodide is a relatively insoluble compound. It can dissolve from the solid phase into the aqueous phase with a Keq of 0.00027. If the concentration of lead iodide in the aqueous phase 0.125 M, then: a. we need more information to determine the progress of the reaction. b. ...
  56. Chemistry

    Maleic acid is an organic compound composed of 41.39% C, 3.47% H, and the rest oxygen. If 0.271 mol of maleic acid has a mass of 31.4 g, what are the empirical and molecular formulas of maleic acid? So I checked the problem again, and yes this is the whole problem. I even ...
  57. chemistry

    An unidentified compound (A) was reacted with bleach using the same experimental protocol as that performed in the lab. Molecule B was formed. Answering the questions below should allow you to interpret the following information in order to determine the structures of A and B...
  58. chemistry

    2.4g of a compound of carbon, hydrogen and oxygen gave on combustion, 3.52g of CO2 and 1.44g of H2O. The relative molecular mass of the compound was found to be 60. a)What are the masses of carbon, hydrogen and oxygen in 2.4g of the compound? b)What are the emperical and ...
  59. chemistry

    2.4g of a compound of carbon, hydrogen and oxygen gave on combustion, 3.52g of CO2 and 1.44g of H2O. The relative molecular mass of the compound was found to be 60. a)What are the masses of carbon, hydrogen and oxygen in 2.4g of the compound? b)What are the emperical and ...
  60. chem

    could anyone tell me why the molecular formula of agas is not always the same as the empirical formula tnx It may be a dimer or a trimer. For example, CH is the empirical formula for acetylene but the molecular formula is HC(triple bond)CH or C2H2.
  61. Empirical Probability

    Explain how empirical probability can be used to determine whether a die is “loaded” (not a fair die).
  62. Chemistry

    Compound A is added into a calorimeter that contains 0.750 litres of water. If the dissolution of 5.0 g of this compound causes the temperature of the water to rise to 45.0 °C, what is the enthalpy of solution of compound A?
  63. Chemistry

    Compound A is added into a calorimeter that contains 0.750 litres of water. If the dissolution of 5.0 g of this compound causes the temperature of the water to rise to 45.0 °C, what is the enthalpy of solution of compound A?
  64. Science (Chemistry)

    An organic compound contains 49.2% Carbon, and 9.68% Hydrogen and 19.19% Nitrogen. If Molecular Mass of compound is 146. Calculate the Molecular Formula of compound.
  65. ochem

    If you recrystallize a compound with a 1/2 ethanol/water mixture and water remains in the compound after recrystallization, would that change the melting range of the pure compound?
  66. Chemistry

    A compound contains only nitrogen and hydrogen and is 87.4% nitrogen by mass. A gaseous sample of the compound has a density of 0.977 g/L at 680. torr and 84.1°C. What is the molecular formula of the compound?
  67. Chemistry

    The decomposition of hydrogen peroxide is first order in H2O2: 2H2O2(aq) → 2H2O(l) + O2(g) Rate = k [H2O2] How long will it take for half of the H2O2 in a 10-gal sample to be consumed if the rate constant for this reaction is 5.6 x 10-2 s-1?
  68. CHEMistry

    A mixture of two compounds, A and B, was separated by extraction. After the compounds were dried, their masses were found to be: 117 mg of compound A and 91 mg of compound B. Both compounds were recrystallized and weighed again. After recrystallization, the mass of compound A ...
  69. Computers

    In reference to Microsoft Excel.... Explain what a compound document is, and why might you need to create a compound document. What are some examples of potential compound documents
  70. chemistry

    At room temperature (25 °C), the gas ClNO is impure because it decomposes slightly according to the equation 2ClNO(g) Cl2(g) + 2NO(g) The extent of decomposition is about 4%. Based upon this, the approximate value of ΔG°298 for the reaction at that temperature is I got ...
  71. why will no one answer? chem

    The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which one of the following ...
  72. chemistry

    4. Compound B is provided as a solution and has a specific gravity of 0.65 (Specific gravity is the weight in grams per mL of solution) and is known to be 90% pure (each gram of compound B solution only contains 90% Compound B and 10% of degradation products). 4.5 mL of ...
  73. chemistry

    4. Compound B is provided as a solution and has a specific gravity of 0.65 (Specific gravity is the weight in grams per mL of solution) and is known to be 90% pure (each gram of compound B solution only contains 90% Compound B and 10% of degradation products). 4.5 mL of ...
  74. science

    Compound B is provided as a solution and has a specific gravity of 0.65 (Specific gravity is the weight in grams per mL of solution) and is known to be 90% pure (each gram of compound B solution only contains 90% Compound B and 10% of degradation products). 4.5 mL of Compound ...
  75. Chemistry

    NaN3 is used in some automobile air bags. The impact of a collision triggers the decomposition of NaN3 as follows: 2NaN3(s) to 2Na(s) + 3N2(g). The nitrogen gas produced quickly inflates the air bag between the driver and the windshield. Calculate the volume of N2 generated at...
  76. Chemistry

    1. How much heat in kilojoules is needed to bring 2.00 kg of water from 27.7 to 82.6 ¡ãC (comparable to making four cups of coffee)? 2. Consider the reaction: CH4(g) + 2O2(g) ¡ú CO2(g) + 2H2O(g) Use data in table below Compound S¡ã, J¡¤mol-1¡¤K-1 CH4(g) 186.2 O2(g) ...
  77. Science

    The solubility of a compound in water is 6.8g/100ml at 25°C.. Calculate the amount of water required to crystallize 10g of the compound. If the pure compound is collected at 25°C what is the maximum possible yield percent.
  78. Chemistry

    Elemental analysis of a compound, once used as a pesticide, was found to be 74.2% carbon, 8.64% hydrogen, and 17.2% nitrogen. This compound has a molecular mass of 162.23g/mol, what is the molecular formula for this compound?
  79. chemistry

    The solubility of a compound in water is 6.8g/100ml at 25°C. Calculate the amount of water required to crystallise 10g of the compound. If the pure compound is collected at 25°C what is the maximum possible yield percent?
  80. identify sentences

    1. Reading is essential for becoming a savvy member of one's community, and writing is essential for expressing one's viewpoint effectively in that community. A. Compound sentence. B. parallel compound sentences. C. 3 point topic sentence, with good parallelism. D. run-on ...
  81. chemistry

    CH3OH  CO + 2H2 H = +90.7kJ 9. For the forward reaction, is heat being absorbed or released? 10. How much heat would be transferred if 45.0 g of CH3OH is decomposed? 11. What quantity of CH3OH decomposition would lead to an enthalpy change of 18.5 kJ
  82. chemistry

    CH3OH  CO + 2H2 H = +90.7kJ 9. For the forward reaction, is heat being absorbed or released? 10. How much heat would be transferred if 45.0 g of CH3OH is decomposed? 11. What quantity of CH3OH decomposition would lead to an enthalpy change of 18.5 kJ
  83. Chemistry Question

    The reaction of quicklime (CaO) with sulfur dioxide (SO2) is an important reaction for reducing SO2 emissions from coal-fired power plants: CaO(s) + SO2(g) → CaSO3(s) This reaction is an example of: A. a precipitation reaction B. an electrolysis reaction C. a combustion ...
  84. college

    Use the following information to identify element A and compound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has been filled with nitrogen gas at a pressure of 790 torr and a temperature of 15 C. When ...
  85. chemistry

    Determining a Molecular Formula from an Empirical Formula 1. A compund has an experimental molar mass of 78g/mol. Its empirical formula is CH. What is its molecular formula?
  86. chemistry

    Determining a Molecular Formula from an Empirical Formula 1. A compund has an experimental molar mass of 78g/mol. Its empirical formula is CH. What is its molecular formula?
  87. Chemistry

    A compound contains only hydrogen and nitrogen and is 12.6% hydrogen by mass. A gaseous sample of the compound has density of 0.925g/L at 690 torr and 110 degree Celsius. What is the molecular formula of the compound?
  88. chem

    The decomposition of 3.32 g CaCO3 results in an actual yield of 1.24 g of CaO. What is the percent yield of calcium oxide for this reaction? CaCO3(s) → CaO(s) + CO2(g)
  89. chemistry

    he decomposition of nitrogen dioxide at a high temperature is second order in this reactant. NO2(g) NO(g) + 1/2 O2(g) The rate constant for this reaction is 3.40 L/mol·min. Determine the time needed for the concentration of NO2 to decrease from 2.30 mol/L to 1.30 mol/L.
  90. Chemistry

    Calcium oxide, or lime, is produced by the thermal decomposition of limestone in the reaction CaCO3(s) arrow CaO(s) + CO2(g). What mass of lime can be produced from 2001.2 kg of limestone?
  91. CHEMISTRY

    Urbium (Ur) is an upscale element found in big cities. Its oxide (UrO2) is not very stable and decomposes readily at temperatures exceeding 66∘ C. The figure below shows how the rate of reaction varies with the concentration of UrO2 at 75∘ C. The rate r is in units...
  92. chemistry

    Urbium (Ur) is an upscale element found in big cities. Its oxide (UrO2) is not very stable and decomposes readily at temperatures exceeding 66∘ C. The figure below shows how the rate of reaction varies with the concentration of UrO2 at 75∘ C. The rate r is in units...
  93. Chemistry

    You have 11.20 grams of compound. It is known that the compound has a half-life of 3.8 days. HOw long will it take for the compound to decay to 0.350 grams?
  94. chemistry

    You have 11.20 grams of a compound. It is known that the compound has a half-life of 3.8 days. How long will it take for the compound to decay to 0.350 grams?
  95. English

    The house is disorganized but it's not dirty... classify the sentence A. Simple B. Compound C. Complex D. Compound - complex I think it is compound but I am not sure
  96. Chemistry

    H2O2 + Heat = H2O + O2 Would this be combustion or decomposition? Since the products are H2O and O2, I thought it would be combustion but then H2O can be decompose into H2O and O2 which would be decomposition.
  97. Chemistry

    After 53.0 min, 14.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
  98. chemistry

    After 56.0 min, 25.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
  99. Chemistry

    After 79 mins 20.0% of a compound has decomposed. What is the half life of this reaction assuming first-order kinetics?
  100. Chemistry

    After 62.0 min, 11.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
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