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You are titrating 110.0 mL of 0.080 M Ca2 with 0.080 M EDTA at pH 9.00. Log Kf for the Ca2 -EDTA complex is 10.65, and the fraction of free EDTA in the Y4- form, ?Y4-, is 0.041 at pH 9.00.What is K\'f, the conditional formation constant, for Ca2 at pH 9.00?What is the equivalence volume, Ve, in milliliters?Calculate the concentration of Ca2 at V = 1/2 Ve?Calculate the concentration of Ca2 at V = Ve.?Calculate the concentration of Ca2 at V = 1.1 Ve.?
decomposes according to the above equation, calculate the concentration of O2 at equilbrium.
What is the daily rate, in gallons and lbm, at which octane is used? (b) What is the variation in absolute pressure at the bottom of the tank in inches of mercury?
Assuming no energy is transferred to or from the surroundings, calculate the final temperature of the water after all the ice melts. Heat capacity of H2O(s) 37.7 J/(mol X K) Heat capacity of H2O(l) 75.3 J/(mol X K) Enthalpy of fusion H2O 6.01 KJ/m..
the specific heat of ethylene glycol is 2.42 J/g-K. How many J of heat are needed to raise the temperature of 62.0 g of ethylene glycol from 13.1 C to 40.5 C ?
10.00 ml of 0.100M HCL were used to titrate .300g of the sample using phenolphthalein as an indicator. Calculate the number of moles and the mass of sodium carbonate present in the mixture.
In a butane lighter, 9.8 of butane combines with 35.1 of oxygen to form 29.6 carbon dioxide and how many grams of water.
Aqueous hydrobromic acid will react with solid sodium hydroxide to produce aqueous sodium bromide and liquid water . Suppose 36.4 g of hydrobromic acid is mixed with 5.9 g of sodium hydroxide.
Calculate the mass of propylene glycol that must be added to 0.360 of water to reduce the vapor pressure by 2.88 torr at 40°C (Pressure of H2O is 55.3 torr at 40°C ).
Explain Net Ionic Equations and Balancing, These are only eight out of a fifty-three question hand out, but with eight answers to reference off of I think I'll be far more successful in my attempts at this.
Explain why p-nitrophenol is a stronger acid than phenol itself. P-methoxyphenol and acidity
At a certain temperature the vapor pressure of pure benzene and pure toluene are 380 torr and 130 torr, respectively. If 7.50 mol benzene is mixed with 6.64 mol toluene
What is the osmotic pressure of a solution made from dissolving 85.0g of glucose in 800ml of water at 19.0 C.
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