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A mixture of two miscible liquids with a widely different boiling point is distilled. The temperature of distilled liquid is observed to plateau and then drop before rising again. Explain the temperature drop.
Aldol condensation: why must aldehyde contain none of corresponding acid? In the aldol condensation with benzaldehyde + acetone (NaOH, ethanol) --> dibenzalacetone
Assuming no heat loss to the surroundings, calculate the mass of lead and water remaining in the bucket when the materials have reached thermal equilibrium.
If the total mass of H2O produced is 22.0 grams, what was the approximate mass of the methane in the original mixture?
Calculate the cell emf for the following reaction: 2Ag+(0.30 M) + H2(1 atm) 2Ag(s) + 2H+(pH = 7.0) Need step by step instructions
The following data was recorded. Solution: Relative Fluorescence A (standard oxidized) 62.4 B (standard, blank) 7.0 C (sample, oxidized) 52.0 D( sample, blank) 8.0 Calculate the vitamin B1 content of the pork in terms of micrograms per gram.
Organic Reactions - Cyclopentadiene, Why is cyclopentadiene monomer more stable at higher temperatures although dicyclopentadiene (dimer) is more stable at lower temperatures?
which non-metal anion bearing a charge of -1 is represented by the electronic configuration 1s22s22p6? write down your
How would the presence of a double or triple bond help to determine the geometric shape of a molecule?
Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. What is the pH in the Pt | H+ | H2 half-cell. What is the value of the equilibrium constant for the reaction occurring in this cell
If you had a mixture of benzoic acid (C6H5CO2H) and biphenyl (C6H5C6H5), how would you purify them based on solubility/recrystallization
How many grams of chromium metal can be formed if a 0.500 amp current is passed through a solution of Cr3+ for a period of 45.0
A Student dispenses 24.95 mL of a hydrochloric acid solution with an unknown concentration into an Erlenmeyer flask. The student then titrates the HCl solution with 0.168 M sodium hydroxide. If 24.33 mL of NaOH is required to reach the equivalence..
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