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What mass of aluminum metal can be produced per hour in the electrolysis of a molten aluminum salt by a current of 30 A?
A mixture of 1.07 g H2 and 1.50 g He is placed in a 1.00-L container at 30.°C. Calculate the partial pressure of each gas and the total pressure.
The equilibrium constant, Ka, for a given acid is very large. When this acid is placed in water, we can say that _____. a. its ionization equilibrium lies far to the left
The E2 reaction of most compounds is known to proceed preferentially by removal of a proton anti-periplanar to the leaving group. Based upon this generalization
aqueous solutions of ironiii chloride and sodium hydroxide are mixed together to form a combined solution that is 0.015
Imagine you have a liquid that has two components: 75% benzene and 25% toluene by mass (e.g. a simplified crude oil mixture). What is the mass % of each in the vapor?
Calculate the pH at the equivalence point for titrating 0.170 M solutions of each of the following bases with 0.170 M HBr.
calamine lotion contains a mixture of both zinc and iron oxides. a 1.022 g sample of dried calamine was dissolved in
write an equation for which component of the phosphate buffer (H2PO4-/ HPO4^2-) reacts when HCl is added. Do the same for NaOH.
the average ph of precipitation in rural areas is 7.00. assuming that the phnbspis controlled by the carbonate system
The solubility product of PbBr2 is 8.9x10^-6. Determine the molar solubility a) in pure water, b) in 0.20M KBr solution, c) in 0.20M Pb(NO3)2 solution.
If the ethane is burning at the rate of 0.20 mol/L.s, at what rate are CO2, and H2O being produced?
Calculate the pH of a 100.0 mL buffer that is 0.158 M HClO and 0.099 M NaClO after adding 1.0 mL of 5.9 M NaOH solution. (Ka for HClO given at 2.9*10^-8 and assume the volume change of added NaOH solution is negligible)
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