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A zero-order reaction has a constant rate of 4.00×10-4 . If after 40.0 seconds the concentration has dropped to 9.00×10-2 , what was the initial concentration?
Draw the structure of the bromohydrin formed when (E)-3-methyl-3-hexene reacts with Br2/H2O.
The lab was where we had to carry out aldol condensation to prepare benzalacetophenones using C7H5OCl and acetophenone. The result was 4-chlorobenzaldehyde
Draw the structure of the product that is formed when (1R,3S)-3-methylcyclohexan-1-ol is treated with the following reagents
The Born-Haber cycle is a series of steps that represent the formation of an ionic compound from a metal and a nonmetal. For example, the steps in a Born-Haber cycle for the formation of NaCl(s) consist of sublimation of the metal Na atom
Next calculate molar internal energy and molar heat capacity assuming vibrational energy levels are not significantly populated at 298 K and do not contribute to molar heat capacity and molar internal energy. Calculate percent error for each molar..
Consider the reaction 2 NO2(g) N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3 kJ/mol, calculate G° at 298 K. kJ (b) Calculate G at 298 K if the partial pressures of NO2 and N2O4 are 0.40 atm and 1.40 atm, respectively. kJ
Compute How many mg of the compound P do you have in 20ml of 4% (w/v) solution of P
Calculate the solubility of zinc hydroxide, Zn(OH)2, in 1.00 M NaOH. Ksp = 3.0 × 10-16 for Zn(OH)2, Kf = 3.0 × 1015 for Zn(OH)42-
Calculate the rms (average) speed of ClO2 atoms or molecules at 297 oC. Use R = 8.314 kg-m2/K-s2-mol for the value of the gas constant.
Which element has an oxidation number of 7. A. Mn in MnO4- B. I in IO3- C. Fe in Fe2O3 D. Cl in ClO2
calculate the molar concentration of O2 in the surface water of a mountain lake saturated with air at 20°C and an atmospheric pressure of 622 torr
A copper tube is 1 inch in diameter and 2 feet long, it is filled with steel balls of 1 inch diameter. The space between the balls is filled with water. the specific gravity of the steel b all is 7.8. What is the bulk denisty of the contents of th..
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