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Multiple Organic Chemistry problems1. Which of the following intermediates is believed to occur in the mechanism by which alkenes are hydrated in the presence of acid?a. carbocationb. free radicalc. carbaniond. carbene
2. HBr can be added to an alkene in the presence of peroxides (ROOR). What function does the peroxide serve in this reaction?a. nucleophileb. electrophilec. free radical initiatord. solvent
3. What is the major alcohol product formed when 3,3-dimethyl-1-butene is treated with dilute acid?1. 3,3-dimethyl-1-butanol2. 3,3-dimethyl-2-butanol3. 2,2-dimethyl-3-butanol4. 2,3-dimethyl-2-butanol
4. Which of the following additions occurs to alkenes in an anti fashion?a. hydroboration-oxidationb. addition of Br2c. addition of H2d. addition of H20 in dilute acid
In 1978, scientists extracted a compound with antitumor and antivirus properties from marine animals in the Caribbean Sea. A sample of the compound didemnin-A
The normal boiling point of ether is 307.8 K. Calculate the temperature at which its vapor pressure is exactly half of that at its normal boiling point.
A buffer that has .370 m base and .234 m of its conjugate acid contain ph of 9.09. what is the ph after .002 mol of HCL is added to .250 l of this solution.
how many milliliters of a stock solution of 2.00 m kno3 would you need to prepare 100.0 ml of 0.150M KNO3
If a buffer solution is 0.260M in a weak base (Kb=5.6x10^-5) and 0.550M in its conjugate acid, what is the pH.
If equal masses of H2 and O2 (100.0 grams each) are reacted together to produce water, how many grams of water could be produced.
Imidazole is a weak acid, and thus reacts with strong bases to form the corresponding anion. Show this reaction, and draw resonance structures that account for the stability of conjugate base.
If iron is oxidized to Fe2+ by a copper(II) sulfate solution, and 0.289 grams of iron and 21.0 mL of 0.433M copper(II) sulfate react to form as much product as possible.
What advantages and disadvantages exist for both organic and inorganic solar cells? Describe the main barriers or technical difficulties associated with each.
What is the formula of the zinc sulfate hydrate? name this compound
Balance the equation using the smallest possible integers. Also determine the sum of the coefficients of the reactants?
If the actual yield is 220.0 g and the theoretical yield is 275.6 g then what will be the percent yield of ferrous sulfide.
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