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Using the orbital diagram outline steps used to describe the formation of a set of sp2 hybridized orbital for a carbon atom
The density of a gaseous compound was found to be 1.23 g L-1 at 330 K and 25.5 kPa. What is the molar mass of the compound?
What pH is required to start precipitation of Fe(OH)3 from a 0.110 M solution of FeCl3? Ksp of Fe(OH)3 = 4.0 10-29.
What is the solubility of ZnCO3 at 25 degrees C in a buffer solution with a pH value of 10.33
One significant breakthrough in the study of the immune system was the development of monoclonal antibodies. State what these are, how they are made
A) aqueous naoh and ch3ch2co2h B) aqeous naoh and c6h5so3h c) ch3ch2Li in hexane and ethyne d) ch3ch2Li in hexane and ethyl alcohol
If the enthalpy change for the reaction is 20 kJ/mol and the entropy change is 50 J/mol/K, the conversion of reactants to products is spontaneous above 400 K.
Predict whether the entropy change in the system is positive, negative or close to zero for each of the following processes
If you were to repeat the experiment at the elevation of 7700 ft, what change, if any, would there be in the amount of boiling ethanol needed to dissolve the impure naphthalene
Calculate the [OH-] of each aqueous solution with the following [H3O^+] at 25 degrees c: a. Baking soda, 1.0x 10^-8M b. Orange juice 2.0x 10^-4 M c. milk 5.0 x 10^-7 M D bleach 4.8x 10^-12m
A physiological saline solution contains 154 mEq/L each of Na+ and Cl-. How many moles of Na+ are in 1.00L of the saline solution?
Draw the skeletal structure of the organic species containing the carbonyl functionality needed to form 3-ethyl-1-pentanol upon metal-catalyzed hydrogenation.
The carbon- nuclide radioactively decays by positron emission. Write a balanced nuclear chemical equation that describes this process.
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