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Problem- Consider the structures of aspirin and methyl salicylate. Which type of NMR (H or C) would be most useful to distinguish the two molecules? Explain why.
Explain your answer in detail.
Sodium saccharin, is a nucleophile, but DMF is not. Explain why
An aqueous KNO3 solution is made using 77.8g of KNO3 diluted to a total solution volume of 2.04L. A) Compute the molarity of the solution. Presume a density of 1.05 g/mL for the solution.
Automobile air bags inflate due to nitrogen produced in the chemical reaction: 2NaN3(s) 2Na(s) + 3N2 (g)
A 45.0 g block of aluminum initially at 28.0C absorbs 548 J of heat. What is the final temperature of the aluminum?
Why does the tertiary amine -TRIETHYLAMINE have a much lower boiling point than 1-hexanamine, (its primary amine isomer)?
A sample of ethanol (C2H5OH) has a mass of 38.6 g. How many carbon atoms does the sample contain?
Reaction of 1-methylcyclopentene (above) with HBr might, in principle, lead to a mixture of two alkyl bromide addition products. Draw these two alkyl bromides.
rutile has atoms of element a at the unit cell coordinates 0 0 0 and 12 12 12 and atoms of element b at 14 14 0 34 34 0
You dissolve 650.0 g of sugar (C12H22O11) in 726 mL of water. The density of wat is 1.00 g/mL.
must be dissolved in 15.0g of camphor to lower its freezing point by 2 degrees celsius? constant k of camphor = 37.7 (*C x kg)/mol
The peak absorbance of the first chromatographic peak at 300nm was 0.020 and at 350nm 0.030. What is the main component of the first eluting peak and what percentage of the total absorbance at 300nm is due to this component?(assuming the light pat..
The freezing point of an aqueous solution containing 15 g of a nonelectrolyte in 150 mL water is -5.4°C. What is the molecular weight of the compound? Kf = 1.86°C/m for water.
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