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Nitrogen dioxide reacts with water to produce oxygen and ammonia; 4NO2(g)+6H2O(g)-->7O2(g)+4NH3(g). At a temperature of 415 degrees C and a pressure of 725 mmHg, how many grams of NH3 can be produced when 4.00 L of NO2 reacts
Compute the atomic mass of 109Ag if natural abundance of 107Ag is 51.87% & atomic mass =106.905 amu and determine the probability of particle would be located in the range
involves an analyte which is physically separated from all other components of the sample and solvent?
Calculate pCd2 at each of the following points in the titration of 55.00 mL of 0.0020 M Cd2 with 0.0020 M EDTA in the presence of the auxiliary complexing agent NH3.
determine the empirical formula of a dead alkaline battery if ofund to contain a compound of Mn and O. Its analysis gives 69.6% Mn and 34.4% O
A NMR spectrum shows a singlet at 7.3 ppm, a triplet at 4.3, a triplet at 2.9, and a singlet at 2.0. The relative areas are 5, 2, 2, and 3 respectively. What is the structure of the compound
Therefore an answer in U.S. customary units, such as miles per hour would not be accepted as correct. A car traveling with constant speed travels 150 km in two hours. What is the speed of the car?
What is the pH of a buffer prepared by adding 180 mL of 0.100 M NaOH to 200 mL of 0.100 M acetic acid? (Ka for CH3COOH = 1.8 x 10-5)
Calculate the equilibrium constant for the reaction. The standard enthalpy change delta H, for a strong acid-strong base reaction is -57.8k J. Determine the standard entropy change delta S for the reaction at 25 degrees C.
The sulfur is converted first to SO2, which reacts with oxygen and atmospheric moisture to produce sulfuric acid, H2SO4. If a particular coal contains 0.95% sulfur (by mass), calculate the mass of sulfuric acid produced by burning a metric ton (10..
Identify the statements that accurately describe how hydrogen ion concentration relates to energy production in oxidative phosphorylation.
Calculate the amount of energy in kilojoules needed to change 135 of water ice at -10 degrees Celsius to steam at 125 degrees Celsius.
Draw one product structure for the following Diels Alder reaction. For ONLY the chirality centers with D and C(=O)H groups, specify the stereochemistry via wedge-and-dash bonds. (D is deuterium
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