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50.00 mL of wastewater is diluted with 100.0 mL of distilled water as well as then titrated using the Mercuric Nitrate method. A diphenylcarbazone endpoint is reached after addition of 14.31 mL of 0.01962 M Hg(NO3)2. Define what is the chloride concentration in mg/L?
Determine how many moles of each Na+ and Cl- are in 1.00L of the saline solution?
For the formation of your photchromic imine you use ammonium bromide. Give 2 reasons why you cannot use concentrated HBr.
question calculate the sodium ion concentration when 70.0ml of 3.0m sodium carbonate is added to 30.0ml of 1.0m sodium
what is the lewis structure of the covalent compound that contains one nitrogen atom one hydrogen atom and one carbon
give one piece of experimental evidence that more than 1 mole of particles is formed when 1 mole of a salt dissolves in
Calculate the mass of propylene glycol that must be added to 0.330 of water to reduce the vapor pressure by 2.88 torr at 40°C (Pressure of H2O is 55.3 torr at 40°C ).
Give the systematic names of these compounds. Spelling counts! (a) CuI(s) (b) Fe2O3(s) (c) CoF2(s) (d) FeO(s)
two compounds a and b form an ideal solution at all compositions. if the vapor pressure of pure a at 80 degrees c is
Write equations for the reaction of each of the following with (1) Mg in ether followed by (2) additione of D2O to the resulting solution:
State the number of grams of water that can be obtained by the reaction
The pH of an aqueous solution containing only a monoprotic weak acid has a pH of 4.1. What is the concentration of hydronium ion, H3O+, in the solution? (a)2 x 10?3 M (b)2 x 10?4 M (c)8 x 10?4 M (d)8 x 10?5 M (e)0.61 M
how many number of element of unsaturation are implied by the molecular formular C5H5NO2
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