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A solution contains an unknown mass of dissolved silver ions. when potassium chloride is add to the solution.,a white precipitate forms.The precipitate is filtered and dride and then found to have a mass of 244 mg.What mass of silver was in the orginal solution?(assume that all silver was precipitated out of solution)
Write a complete mechanism for the addition of diethyl malonate to ethanal in the presence of base to form a beta-hydroxy ester.
What volume of 0.300 M CaCl2 is needed to prepare 240. mL of a solution which is 0.100 M in chloride ion.
Why does benzyl alcohol, a primary alcohol, react rapidly in the presence of HCl to form benzyl chloride? If it's primary, shouldn't the reaction be slow?
What do understand by the terms a) Empirical Formula b) isomerism and what conclusions can you draw from the following observations about the chemical nature of the organic liquid D?
If 1.00 g of an unknown molecular compound contains 8.35 x1021 molecules, what is its molar mass
A 15.00 mL sample of unknown concentration of sulfuric acid is precititated with excess lead(II) nitrate and a precipitate of lead(II) sulfate is collected.
Calculate the rate constant for the reaction when the reactant concentration in a first-order reaction is given 7.30×10-2M after 15.0s and it is also reported 4.40×10-3M after 65.0s . ?
1g soil has been spiked with 0.1ml of 100 ppm (v/v) trimethylbenzene and subsequently extracted with 250 mL pentane. The extract is then measured with GC-FID.
A gas expands and does P-V work on the surroundings equal to 323 J. At the same time, it absorbs 145 J of heat from the surroundings.
Describe spectroscopic or chemical tests to distinguish between the following pairs of compounds
If the density of water is 1.00g/mL, what is the weight in pounds of gallon of water? you may assume that mass and weight are equivalent at the earth's surface.
Electron Donor and Receptor in Metal Complexes, In the first step of the catalytic cycle, the alkene bonds to palladium to make a new metal complex The alkene is now a ligand because the pi-bond of the alkene is donating some of its electrons to p..
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