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6NaN3+Fe2O3----->3Na2O+2Fe+9N2 a) What is the number of moles of iron produced if only 4 moles of NaN3 are consumed? b)Determine the mass of Na2O produced if only 25g of iron (iii) oxide are available. c)how many grams of sodium nitride are required to inflate an air bag with nitrogen gas to a volume of 46.0 Liters at 298k and 1.0atm d) How would the amount of sodium nitride change if the same airbag were to inflate at ta much higher elevation? more, less, same:?
electrons as dots and showing all non bonding electrons for C2Cl4 tetrachloroethylene and CO2 carbon dioxide
What mass of ammonium chloride should be added to 2.45L of a 0.145M NH3 in order to obtain a buffer with a pH of 9.45
Calculate the concentration of argon in lake water at 20C. if the partial pressure of argon is 0.0090 atm and Henry's constant is 0.0015
a graduated cylinder contains 129 of water. a 12.0 piece of iron density 7.86 and a 15.0 piece of lead are added.
Describe the major absorption bands in the IR spectrum - indicate the bonds responsible for those peaks which prove you have synthesized isopentyl acetate and that it is an ester.
what is the value for the standard internal energy of formation for acetyl chloride ch3cocl
Draw the major and minor products generated in the reaction of 1-Bromo-3methylene-cyclopentane in methyl alcohol and heat.
Under certain conditions, the substance ammonium nitrite can be broken down to form nitrogen and water. If 32.4 grams of ammonium nitrite react to form 14.2 grams of nitrogen
An aqueous solution of an unknown ruthenium salt is electrolyzed by a current of 2.50 A passing for 50.0 minutes. If 2.618 g Ru is produced at the cathode, what is the charge of the ruthenium ions in solution
portion of that solution is diluted by adding 167 mL of water. What is the final concentration? Assume the volumes are additive.
Draw the six conformers in newman projection for the 60 degree intervals from 0 to 360 degrees for carbon atoms 3 and 4. Clearly show which carbon is represented by the "dot" and the "circle" Show which C
What is the osmotic pressure of a solution made from dissolving 95.0 g of glucose, C_6H_{12}O_6, in 725 mL of water at 39.0 degrees C?
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