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The Ksp for Gd(OH)3 is 1.8 x 10-23, what would be the pH of a solution that contains 0.01 M Gd3+(aq)?
The Born-Haber cycle is a series of steps that represent the formation of an ionic compound from a metal and a nonmetal. For example, the steps in a Born-Haber cycle for the formation of NaCl(s) consist of sublimation of the metal Na atom
The solution is filtered, and a 60.00mL sample titrated with HCl requires 11.13mL of 9.78×10?2 M HCl to reach the end point. Calculate Ksp for Ca(OH)2
A student added 0.40 mL of acetic anhydride instead of 4.0 mL. Did this procedural error affect the theoretical yield of her preparation? Briefly explain.
A 1.00 L solution contains 4*10^-4 M Cu(NO3)2 and 1.6*10^-3 M ethylenediamine (en). the Kf for Cu(en)2^+2 is 1*10^20. What is the concentration of Cu^+2 (aq) in this solution
How do I determine between two IRs to find which indicates a pure sample, assuming each compound has only one functional group
determine whether the various proteins are integral or peripheral and exposed to which side of the membrane
How many hours are required for 0.100 mol of electrons to flow through a circuit if the current is 1.00 A
the pH of a 0.20 M solution of a weak monoprotic acid is 3.70. What is the value of the ionization constant
Compute the unsaturation number (aka index of hydrogen deficiency) associated with C4H3NO2S. Interpret your results. If there are no triple bonds in this compound, can you suggest a reasonable structure for the compound
How many moles of NaBrO should be added to 1.00 L of .050 M hypobromous acid (HBrO) to form a buffer solution of pH 9.15. Assume o volume change occurs when the NaBrO is added.
one method used to store energy during times of low demand is by pumping water uphill into a reservoir. when energy
How many grams of the K2C2O4XH2O in the salt mixture remain unreacted (in excess). What is the percent by mass of each salt in the mixture
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