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4. By referring to the theory and procedure sections, complete table 1 below by calculating the initial SCN- and equilibrium Fe(SCN)2+ concentrations for each of the five standard solutions. Keep a copy for your records in order to complete the lab report calculations. Show sample calculations. Table 1: Concentration of the five standard solutions for the reaction of Fe3+ (aq) + SCN- (aq) Fe(SCN)2+ (aq) ??Standard ??Volume of SCN- (mL) Initial [SCN-] (M) ? ?[Fe(SCN)2+] (M) ? 1 2.5 2 2.0 ? ? 3 ??1.5 ? ? ? 4 1.0 5 ?? 0.5
Write the complete balanced molecular, ionic, and net ionic equations for the reaction of potassium phosphate + aluminum nitrate. Which product, if any, is a precipitate
A solution was prepared by mixing 0.01150 HA and 0.01150 mol of NaA in a 500 ml Volumetric flask and diluting to mark. What is the pH of the resulting solution
The specific gravity of iron is 7.87, and the density of water at 4.00 degree celcisus is 1.00 g/cm3 . You can use this information to find the density of iron. Find the volume occupied by 5.50 g of iron.
what is the PH of cocaine hydrochloride that results from neutralizing a 25mL aliquot of 0.0372M cocaine solution
A solution is prepared by condensing 5.01L of a gas, measured at 27.0 degrees celcius and 769 mmHg pressure, into 72.1g of benzene. Calculate the freezing point of this solution.
Calculate the freezing point of a mixture that contains 4.68 g of diphenylamine (molecular weight 169.2 g/mol) dissolved in 46.64 g of cyclohexanol.
Suppose a researcher were doing work on mercury compounds and its use couldn't be avoided. Find out a) acute health effects involved with its use and b) the recommended waste disposal method for this mercury compound.
What is sodium carbonate + hydrochloric acid balanced formula equation, complete ionic equation, and net ionic equation.
Water soluble proteins do not contain amino acids with hydrocarbon R-groups. The hydrocarbon chains on these amino acid R-groups aren't long enough to make them not soluble in water.
For the gas-phase reaction shown below, choose the answer which indicates how the rate of change of H2O is related to the rate of change of C3H6.
how many grams of gold are required to provide a gold coating 0.40 mm thick on a cylinder having a diameter of 0.70
The dipole moment (mu) of HBr (a polar covalent molecule) is 0.82 D (debye), and its percent ionic character is 12.1%. Estimate the bond length of the HBr bond in picometers.
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