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Compute the external pressure that must be applied to seawater 1.14 M total ion concentration at 10 C if the maximum concentration permissible in the product water is 176 mg/L. Presume that all the dissolved salts in the product water are sodium chloride.
percent iron in a sample that is 70.0% iron (II) ammonium sulfate hexahydrate, Fe(NH4)2(SO4)2 x6H2O.
The solubility product for Zn(OH)2 is 3.0*10^-16. The formation constant for the hydroxo complex, Zn(OH)4^2- is 4.6*10^17. What is the minimum concentration of OH- required to dissolve 2.0×10-2 mol of Zn(OH)2 in a liter of solution
Explain what is the pH of a buffer solution that is 0.34 M in Na2HPO4 and 0.46 M in KH2PO4? Ka1 = 7.1E-3, Ka2 = 6.3E-8, and Ka3 = 4.5E-13.
Consider the following approximate figures relating to cigarette smoking and cancer. The death rate in the US population of 270 million is 15 deaths per 1000 persons per year. One-fifth of these deaths are from cancer and one-fourth of the cancer ..
If 1.56g of a gas has a volume of 1.00 L at .984 atm and 50 degrees Celcius, what is the molar mass of the compound
assuming an Sn2 reaction mechanism, predict the major organic product(s) of (s)-3,3-dimethyl-2-butanol when reacted with HCl.
what is the molar mass of a nonpolar molecular compound if 5.52 grams dissolved in 36.0 grams of benzene begins to
A helium-filled weather balloon has a volume of 2.4 × 102 L at 99 kPa pressure and a temperature of 0°C. What is the mass of the helium in the balloon?
A 0.8800 g sample of a carbocyli acid is burned in oxygen, producing 1.569 g of CO2 as well as 0.6459 g of H2O. Find out the empirical formula of arboxylic acid
Calculate the values of q, w, delta U, and delta H for the reversible adiabatic expansion of 1 mole of a monatomic ideal gas from 5.00 m^3
The heat of fusion of acetic acid, the principal organic component of vinegar, is 45.9 cal/g.How much heat (in kilocalories) is required to melt 3.65 mol of solid acetic acid
Determine the net work done and net heat interaction - determine the degree of conversion of CO(g).
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