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Use the appropriate values of Ksp and Kf to find the equilibrium constant for the following reaction: FeS(s)+6CN^-(aq)-><-Fe(CN)6^4-(aq)+S^2-(aq)
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.140 M HClO(aq) with 0.140 M KOH(aq). The ionization constant for HClO can be found here.
The standard free-energy difference between the two chair conformations of isopropylcyclohexane is 9.2 kJ mol-1 (2.2 kcal mol-1). What is the ratio of concentrations of the two conformations (axial and equatorial) at 25 °C
PI3Cl2 is a nonpolar molecule. Based on this information, determine the I-P-I bond angle, the Cl-P-Cl bond angle, and the I-P-Cl bond angle.
Treating 1-butanol with sulfuric acid establishes an equilibrium with 1-butyl bisulfate and water as shown.
A gas temperature at 100C occupies a volume of 154 mL. What will the volume be for the same amount of gas at a temperature of 10C, assuming no change in pressure?
What percent error results from the assumption that the density of water is 1.000 g/ml at 20 C
Sketch a phase diagram for benzene and locate these points: the triple point (5.5 0C and 3.4 mmHg), the normal boiling point (80.10C)
explain from the orientation of the reagents why only the trans-isomer is formed.
How many mmoles of mercury are in the sample? B) How many mg's of mercury are in the sample? C)What is the percent mercury (w/w) in the ointment?
The air in a 5.00-L tank has a pressure of 1.20 atm. What is the new pressure, in atm, of the air when the air is placed in tanks that have the following volumes if there is no change in temperature? a) 1.00 L. b) 2500. mL. c) 750. mL. d) 8.0 L.
If it takes 3 breaths to blow up a balloon to 1.2 L, and each breath supplies the balloon with 0.060 moles of exhaled air, how many mols of air are in 3 liters
Calculate the molar solubility of CaCO3 in .050 M CaCl2. The Ksp for CaCO3 is 3.8*10^-9. Assume that Co3 does not react appreciably with water. help please?
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