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What chemical reaction (formula) is involved in the thermal decomposition of ammonium persulfate (NH42S2O8)?
metallic aluminum reacts with at elevated temperatures to form manganese metal and aluminum oxide. a mixture of the two
Describe a common buffer system and elution method in ion exchange chromatography. What are the salt ions in the elution buffer good for
A mixture of 0.160 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0 L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO? 3C + 2O2---> 2CO +CO2
an unknown carbohydrate compound has the empirical formula ch2o. a solution consisting of 0.515 g of the carbohydrate
Explain why the melting point of 4-bromonitrobenzene is considerably higher than that of the 2-isomer
Aluminum oxide can be reduced to aluminum metal using carbon, the other reaction product being carbon
Add curved arrows to both structures to show the delocalization of electron pairs needed to form the other resonance contributor.
Calculate the pH at the equivalence point in titrating 0.100 M solutions of each of the following with 7.0×10^-2 M NaOH.
Formulate a rule/guideline for determining the number of valence electrons from an electron configuration in elements with d electrons present
What are the respective concentrations (M) of Mg+2 and C2H3O2- afforded by dissolving 0.600 mol Mg(C2H3O2)2 in water and diluting to 135 mL
but did not exactly add 4.0 mL. Instead he added 4.50mL. What was the final concentration of her standardized solution in ppm?
Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 49. g of butane is mixed with 150. g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction.
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