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From the Mn concentrations (3.56ppm and 3.71ppm) and uncertainty (0.2), calculate the wt% Mn and its uncertainty.
An old synthetic procedure starts by calling for fifteen kilo grams of sulfuric acid. If your largest reaction vessel holds ten litres, can you put the fifteen kilograms of acid into the vessel, or would you require to scale down the reaction reag..
what is the phase of matter of the solute and solvent of sterling silver?
Given the information below, what is the value of the unknown equilibrium constant?
Determine how long will it take for the concentration to decrease to 0.13 mol/L express your answer in seconds.
What is the density (in grams per liter) of a gas mixture that contains 26.0 % F_2 and 74.0 % He by volume at 743 mm Hg and 28.5 C?
A compound of bromine and fluorine is used to make UF6, which is an important chemical in processing and reprocessing of nuclear fuel. The compound contains 58.37% by mass of bromine. Determine its empirical formula.
Why are we being so careful to eliminate moisture from the reaction vessel, solvent, etc? What is the reaction that will occur if water is present?
Calculate the concentrations of all species in a 0.370 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid
What is the vapor pressure of each of the solution components in the mixture? What is the total pressure above the solution?
Calculate E when 900.0 g of CH3OH(g) completely reacts at a constant temperature of 300 K and constant pressure of 0.95 atm. R = 8.314 J/mol*K and R = 0.08206 atm*L/mol*K
how many milliliters of 0.0850 m NaOH are required to titrate each of the following solutions a) 40.0 ml of 0.0900 m HNO3 B)35.0 ml of 0.080 m HC2H3O2 c) 50.0 ml of a solution that contains 1.85 g of HCl per liter.
What is the equilibrium concentration of Cl at 1000 ? What is the equilibrium concentration of COCl2 at 1000 ?
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