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Write a mechanism for the reaction that takes place when 1-butanol is refluxed with a small quantity of phosphoric acid. Include all steps, use curved arrows to show electron movements, and be sure to explain what the function of the phosphoric acid is in this reaction. (Make an ether.)
What is the change in internal energy (in J) of a system that absorbs 0.836 kJ of heat from its surroundings
Elemental analysis of the solid suggested the composition C9H10O3. The solid melted at 117 °C and gave the following nmr spectra and the ir spectrum. What is this material and why and how did it come to be in both of these sources?
1. Recrystallization is a laboratory procedure that is usually performed in order to- A) increase the yield of the product of a reaction B) separate enantiomers
burned in a bomb calorimeter, the temperature of the calorimeter (including its contents) rose by 4.701 °C. What is the heat capacity (calorimeter constant) of the calorimeter?
Gold miners then react the basic aqueous product solution from part C with Zn dust to get gold metal. Write a balanced redox reaction for this process.
Gold sells for $1120/oz. One ounce is equal to 28.35g. The molar mass of gold is 196.97g/mol. 1 moldovian franc contains 0.567g of gold. If 1 franc = $1.42, how many atoms of gold are presents in 0.010 moldovian francs?
each quarter produced by the u.s. mint is made up of copper and nickel alloy. in each coin there is 0.00740 moles of ni
The structure of HxWO3 could contain H+ ions or OH- ions. Which do you think is more likely? Why?
What are 5-8 characterstics that affect BP of a compound. Also, how would you order them in order of most important to least important
Ethanol (C2H6O), the intoxicant in alcoholic beverages, is also used as a precursor of many other organic compounds. In acid solution, ethanol forms diethyl ether (C4H10O)
Structure of major compound formed from: alpha-D-methoxyglucopyranose + TBDPS-Cl/AgNO3
How are the dyes called Blue #1 and Yellow #5 similar to each other? How are they different? (Be sure to discuss functional groups.) What ionic group does Yellow #5 have that Blue #1 does not?
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