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Assume that 3.0g of aniline and 4.5 mL of acetic anhydride are used in the preparation of acetanilide according to the following equation. What is the limiting reagent? What is the theoretical yield of acetanilide? What is the percent yield if 3.3 g of acetanilide is obtained?
A 10.0-mL solution of 0.0500 M AgNO3 was titration with 0.0250 M NaBr in the cell S.C.E.||titration solution|Ag(s). Find the cell voltage for 0.1, 10.0, 20.0, and 30.0 mL of titrant.
A set of data lists ratios r-/r+ for perfect packing in structures having coordination numbers of four, six, and eight. In practice a range of values for these ratios is observed within a series of compounds having the same structure.
Agas company in Massachusetts charges $1.30 for 15.0 cubic ft of natural gas. (a) Convert this rate to dollarsper liter of gas. (b) It takes 0.304 cubic ft of gas to boil aliter of water, starting at room temperature (25 degrees), how much would i..
a sample of hydrated salt of 1.15 grams znso4.xh2o is dissolved in h2o and the sulfate ion is precipitated by adding an
One of the chair conformations of cis-1,3-dimethylcyclohexane is more stable than the other by 23.1 kJ/mol. Use this to estimate the energy cost of a 1,3-diaxial interaction between two methyl groups.
which of the following ethers has the highest boiling
Explain how the designed sensing strategy functions. Point form answers are acceptable, feel free to use a diagram in your explanation.
a miner working 260 m below sea level opened a carbonated soft drink during lunch break. to his surprise the soft drink
The mixture did not rotate the plane of polarized light before. How had the mold changed the solution to become optically active?
Calculate the equilibrium constant for the reaction below at 25 degrees C. Co(s) + 2 Cr^ 3+(aq) -> Co^2+(aq) + 2 Cr^2+ (aq) given the following thermodynamic information
Explain why a determination of the rate law can never prove a proposed reaction mechanism but can sometimes disprove
The disinfectant hydrogen peroxide (H2O2) decomposes to form water and oxygen gas.How much O2 will result from the decomposition of 3.21 mol of hydrogen peroxide?Answer in units of mol.
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