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Use qualitative molecular orbital theory to explain why Na2O2 is diamagnetic and KO2 is paramagnetic (use the appropriate diagram from the notes. Use MO to explain the nature of the oxygen-oxygen bond in the complex anions). What is the oxygen-oxygen bond order in each case?
The equilbrium constant for the decompositon at 25 degrees C is 2.3 X 10 ^ -4. At 25 degrees C , 7.5 g of NH4CO2NH2 is sealed in a 10 L flask and allowed to decompose.
A basketball is inflated to a pressure of 1.50 atm in a 20.0°C garage. What is the pressure of the basketball outside where the temperature is -5.00°C?
For the reaction CO+O2 -> CO2 , what is the maximum amount of CO2 (44.0095 g/mol) which could be formed from 16.73 g of CO (28.0101 g/mol) and 0.251 mol of O2 (31.9988 g/mol)? Answer in units of mol
A reaction between methane and hydrogen sulfide to produce carbon disulfide and hydrogen gas was carried out. CH4 (g) + 2 H2S(g) → CS2 (g) + 4 H2 (g)
The standard molar enthalpy change for this reaction is -1.3MJ. What is the enthalpy change when 6 moles of octane are combusted?
When measuring horse radish peroxidase you found that a purified preparation has a specific activity of 10mmolar/sec/mg protein. suppose you added to an assay a competitive inhibitor that would not produce a colored product.
undergo combustion according to the unbalanced equation C2H6+O2=CO2+H2O how many moles of oxygen are required?
Beryllium was first isolated as a relatively pure metal when investigators heated solid beryllium chloride with solid potassium.
Given the following equation: 2 C4H10 + 13 O2 ---> 8 CO2 + 10 H2O, show what the following molar ratios should be.
Sn2 reactions occur at different rates depending on the structure of the substrate in the reaction . Would an Sn2 reaction occur at a faster rate on a primary or a tertiary substrate ? Briefly. Explain your answer
During the synthesis of diphenylacetylene, why is it more difficult to remove KBr for the second time
If 3.5 mol of C3H8 and 14.0 mol O2 are placed in a closed container and they react to completion (until one reactant is completely used up), what compounds will be present in the container after the reaction and how many moles of each compound are..
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