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Organic Chemistry Questions -
Q1. Draw the keto and enol forms of 3,3-dimethylbutan-2-one, circle the more stable tautomer, and propose a mechanism for the conversion of one tautomer to the other in acidic conditions.
Q2. a. Explain why cyclohexa-2,4-dien-1-one (also called 2,4-cyclohexadienone) exists exclusively in the enol form.
b. Explain why 2,2,4,4-tetramethyl-3-pentanone does not form an enol tautomer.
Of the four biological classes of compounds that we've studied, in which one is hydrogen bonding not important
determine the wavelength of an alpha particle with ake kinetic energy of 8.0 10-13 joules. mass ofan alpha particle
It collides with and sticks to the 300 g glider. What is the amplitude of the subsequent oscillations? What is their period?
A 100 mL buffer solution initially has 1.00 M HClO (Ka = 3.0 × 10-8) and 0.75 M NaClO. What is the new pH when this 100 mL of 0.10 M NaOH is added to the initial buffer solution?
A 4.60 g nugget of pure gold absorbed 288 J of heat. What was the final temperature of the gold if the initial temperature was 26.0°C? The specific heat of gold is 0.129 J/(g·°C).
A copper refinery produces a copper ingot weighing 150 Ib. if the copper is drawn into wire whose diameter is 7.50 mm, how many feet of copper can be obtained from the ingot
question calculate the pca of a solution that results from the mixing 50.0ml of 0.0100 m ca2 with the following
Explain what volume of water (in mL) must be added to 450.0mL of 0.2074 M acid to make the concentration exactly 0.2000 M
A balloon at 200.ºC is inflated with hydrogen gas to a volume of 100. mL. It is then further inflated to a volume of 300. mL with oxygen gas. If the reaction between hydrogen and oxygen proceeds 100%, what is the final volume of the balloon
calculate the composition of the vapor (in terms of mole fractions) at 25°C. At 25°C, the vapor pressures of pure CH2Cl2 and pure CH2Br2 are 133 and 11.4 torr, respectively.
Question- What is the alkalinity (expressed in mg/L as CaCO3) of a solution containing 0.01 M HCO3- and 0.02 M CO32- at a pH of 10.6
Take N3 as the independent variable and solve for N2 in terms of N3. Then solve for N1 in terms of N2 and N3. b. Taking note that there cannot be a negative population, what are the possible values of N3 ?
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