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An experiment with Sucrose and find that the readings on the spectrophotometer were all zeros. Explain what happened by using structures and chemical explanation of what did or did not happen.
Suppose that the microwave radiation has a wavelength of 10.8 . How many photons are required to heat 205 of coffee from 25.0 to 62.0 ? Assume that the coffee has the same density, 0.997 , and specific heat capacity, 4.184 , as water over this tem..
Treatment of ethyl isobutyrate with ethoxide in ethanol, followed by mild acidic workup, leads to recovery of starting material rather than a Claisen Condensation product. Please explain this observation, using structures rather than words as much..
How much potassium nitrate has to dissolve in water to absorb 114 kJ of heat?
At 28 ^circ rm C the osmotic pressure produced by the solution was 0.138 rm atm. What is the molar mass of the protein?
Use the Frost Circle to draw the energy levels of the Pi molecular orbitals for this ion, show the electronic configuration and explain why the ion is aromatic.
How much ice (in grams) would have to melt to lower the temperature of 355 mL of water from 24 C to 6 C (Assume the density of water is 1.0g/ml.
Calculate the equivalent weight of the unknown weak acid (g/eq). Calculate the molecular weight of the acid described in Question 1 (g/mol).
A balloon was filled to a volume of 2.50 L when the temperature was rm 30.0 C. What would the volume become if the temperature dropped to rm 11.0 0C.
Calculate the total number of ions in a single crystal of epsomite. Assume a crystal is cube?
61.5 mL of 0.11 M sodium hydroxide were required to completely neutralize 23.7 mL of sulfuric acid. Calculate the concentration of the sulfuric acid solution
give the structural formula of the organic products formed (if any) when (a) ethanal and (b) propanone are treated with:
the pH of a saturated solution of a metal hydroxide MOH is 9.30. calculate the Ksp for the compound
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