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Ag(S2O3)2 + 23Ag + 2S2O3 Ag(S2O3)2 32Ag(S2O3)2 AgS2O3 + S2O3 + 2Ag + S2O3 What is unique about the condition of equilibrium in an oxidation/reduction reaction? Which of the following substances is not a common oxidizing agent in chemical analysis?
What is the solubility of Ca(OH)2 in water, at the experimental temperature, in grams of Ca(OH)2 per 100 mL of solution?
72.0 mL of a 1.40 M solution is diluted to a volume of 278 mL. A 139-mL portion of that solution is diluted using 161 mL of water. What is the final concentration.
Find the concentration of the HCL solution in moles/liter. b). How could the HCl soluted be diluted to make 1000ml of HCl solution with a concentration of 0.400M
What weight of malononitrile would be recovered by extraction with (a) three 100-mL portions of ether; (b) one 300-mL portion of ether.
used the 8900 kilojoules you expend in energy in one day to heat 50000 of water at 20 what would be the rise in
What volume (in mL) will it occupy at the same pressure and 277 K? Round your answer to zero places past the decimal.
At what temperature will 6.21 g of oxygen gas exert a pressure of 5.00 atm in a 10.0-L container
it was determined in a calorimetry experiment that a piece of copper metal of 92.0 gram released 1860 joules of heat to
Assume that a gold atom is shaped like a sphere. An atom of gold has a radius of 156 pm and a mass of 197 amu. Determine the density of a single gold atom in units of g/cm3. (1 amu = 1.66 x 10-24g).
EDTA is utilized to slow microbial degradation of mayonnaise by preventing bacterial uptake of iron. Assuming that mayonnaise has a pH of 3.9 and a total iron content of 10-6 mole/liter, how much EDTA must be added to complex 99% of the total Fe
Consider the following reaction for the dissociation of benzoic acid (MW=122 g x mol^-1) in water where Ka for benzoic acid is 6.5 x 10^-5. C6H5COOH(aq) + H2O (l) C6H5COO-(aq) + H30+(aq)
the average ph of precipitation in rural areas is 7.00. assuming that the phnbspis controlled by the carbonate system
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