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If 34.29 mL of an EDTA solution is required to react with 0.1879 G of MgCl2, what is the molarity of EDTA.
How many grams of precipitate will form from 100mL solution that is both 0.90 M in Na2S and 0.20 M in PbCl2?
Ag electrode in 1.0 M Ag + (aq) and Cu electrode in 1.0 M Cu 2+ (aq). What is the cell potential when the solutions are altered, so [Ag+] = 1.25 M and [Cu 2+] =0.25 M
Treatment of X with Ag(NH3)2 (silver diamine complex), yields a solid Z. When X is treated with H2O/H2SO4, an optically active product W, C7H14O, is formed. Draw the structures of X, Y, Z, and W.
Write the reaction mechanism for the conversion of acetylferrocene to diacetylferrocene using acetic anhydride and 85% phosphoric acid.
Write a short article about how chromatography is used in every day life. I've been unsuccessful finding much information on exactly how and why it is used for any specific task
A small spherical virus has a molecular weight of 1.25x10^6 g/mol and a diameter of 100 Angstrom. Calculate the intrinsic viscosity in units of cm3/g of an aqueous solution of this virus.
What is the molality of a solution that is composed of 265 g of acetone ((CH3)2CO) dissolved in 177 g of water.
Which two electron configurations represent elements that would have similar chemical properties. (1) 1s22s22p4 (2) 1s22s22p5 (3) [Ar]4s23d104p3 (4) [Ar]4s23d104p4
For each stereoisomer, draw the structure. Be sure to specify the stereochemistry via wedge-and-dash bonds. 1. (S)-5,5-dibromo-3-fluoro-2-methyl-3-hexanol
The reaction can be represented as {\rm 2 NI_3 (s)\rightarrow N_2 (g) + 3 I_2 (g)},~{{\Delta H}}_{\rm rxn} = -290.0~{\rm kJ} Find the change in enthaply when 16.0g of \rm NI_3 decomposes.
One mole of an ideal gas is contained in a cylinder with a movable piston. The temperature is constant at 77°C. Weights are removed suddenly from the piston to give the following sequence of three pressures
a 25.0 ml bubble is realeased from a divers air tank at a pressure of 4.00 atm and a temperature of 11 c. what is the
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