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A solution containing CaCl2 is mixed with a solution of Li2C2O4 to form a solution that is 3.5 x 10^-4 M in calcium ion and 2.33 x 10^-4 in oxalate ion. What will happen once these solutions are mixed? Ksp(CaC2O4) = 2.3 x 10^-9
131I is readily available in Sacramento. Samples of 131I take 10 hrs to properly package and clear security before they are allowed to leave the site. Assuming that it takes 2 weeks to provide the safe ground transport to a clinic in Cleveland Ohi..
suppose a student is measuring the optical rotation of a 1 m sample of s--- limonene. the path length is 13cm. what
After you determine the concentration of the unknown stock solution, you will need to use the density to calculate the % mass of thymol
Provide a complete mechanism for the formation of 1,4-di-t-butylbenzene from t-butyl benzene, AlCl3, and t-butyl chloride. provide all resonance and intermediates. why is para preferred over meta and ortho
A gas has a pressure of 4.82035 atm when its volume is 2.75 L. What will the pressure be when the volume is changed to 1.91015 L.
The atomic radius of O is smaller than the atomic radius of Se. What is the effective nuclear charge for the valence electron(s) in O and Se
Predict whether reactions should occur between aqueous solutions of the following compounds. If so, write balanced molecular and net ionic equations for the reactions. Include physical states.
how many grams of KOH are present in 32.5mL of a 6.42 M KOH solution
Calculate the pH at the beginning of a titration of 50.00 of 0.005M HA (Ka=2.0*10^-2) with NaOH solution. If the quadratic equation is assumed to be accurate
"Washing soda" (sodium carbonate) may be used to "soften" water by removal of certain ions that would otherwise react with common soaps. When the "hardiness" is due to calcium ion, the "softening" process may be represented as
Calculate the equilibrium concentrations of CH3Cl, CH3OH, OH and Cl in a solution prepared by mixing equal volumes of 0.1M CH3Cl and 0.5M NaOH . In defining x , assume that the reaction goes 100% to completion, and then take account of a small amo..
What is the maximum number of unpaired electrons an atom can have in this series? Will thsi be a new record for atoms in the periodic table?
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