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If the concentration of EDTA in the blood of a patient is 2.90x10^-8 M and the formation constant for the complex, [Pb(EDTA)]^2- is 2.00x10^18, what is the concentration ratio of the free (and potentially toxic) Pb^2+(aq) in the blood to the much less toxic Pb^2+ -EDTA complex?
Include activity coefficients in your solubility-product expression. The Ksp of AgI is 8.3 x1017.
What is an alternative analytical procedure for determining the quantity of water
Calculate the molarity of a solution made by adding 44.4 mL of concentrated ammonia (28% by mass, density 0.880 g/mL) to some water to some water in a volumetric flask
The empirical formula for hydride of silicon is SiH4, and it's central atom is silicon. Based on this information, you would expect the empirical
What is the potassium concentration of a solution formed by combining 50.0 mL of 0.400 M KCl with 50.0 mL of: a) 0.100 M PdCl6, b) 0.800 M PdCl6 , c) water, d) 0.200 M PdCl6 (If The Ksp for K2PdCl6 = 6 x 10^-10)
One mechanism of fragmentation is loss of a neutral radical by cleavage of a bond from which one electron lost. What is the m/z ratio of the most stable cationic fragment that can be generated from dexchlorpheniramine by this mechanism?
Calculate concentration of soil organic matter in content given the concentration of organic carbon
Calculate the concentration of cadium chloride contaminant in the original groundwater sample. Round your answer to 2 important digits.
What is the voltage output of the half -cell at the pt electrode that you made out of a saturated solution of ca(IO3)2 (s) if the E0 for IO3-/I- is 0.26v in a solution
A piston has an external pressure of 8.00 torr How much work has been done if the cylinder goes from a volume of 0.130 liters to 0.450 liters.
In combustion analysis, 2.00mg of vitamin C yielded 3.00mg CO2 and 0.816mg H2o. From mass spectrometry, it was found that the molecular weight of vitamin C is 176amu. Determine the mass composition of vitamin C, its empirical formula, and its molecul..
calcium malonate, the salt of malonic acid, is found in beetroot and is known as an inhibtor of the citric acid cyle. if a sample of beetroot disolved in water has a pH of 8.20,
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