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What is the electron-pushing mechanism for the aldol condensation reaction of benzaldehyde and acetone forming dibenzalacetone?
An an isothermal process, the pressure on 1 mol of an ideal monatomic gas suddenly changes from 4.00 atm to 100.0 atm at 25°C. Calculate w
Diethylamine, (C2H5)2NH, is a weak base (pKb=3.16 at 25oC). What is the pH of 0.155 mol/L (C2H5)2NH(aq) at 25oC
The equilibrium constant Kp is measured (at an unspecified temperature) to be 0.66 for the reaction:
It takes 47 mL of 0.124 M KOH to neutralize 47.8 mL of H2SO4 solution. What is the concentration of the H2SO4 solution? Answer in units of moles/liter
A reaction vessel contains 13.9g of CO and 13.9g of O2. How many grams of CO2 could be produced according to the following reaction? 2CO + O2 ---> 2CO2
why zinc and magnesium good sacrificial anodes for pipeline,but lead and tin will not be good? what would happen to pipeline protected by lead sacrificial anodes,and why?
Which molecular species would be necessary for the formation of the product in the reaction; a primary carbocation, a tertiary carbocation, a primary carbanion, a secondary carbanion or SO4?
One sample had a mass of 25 grams. The other had a mass of 50 grams. Would the same number of particles be ejected from each sample in the first hour?
Assume the density of the vinegar solution is 1.00 g/mL and 3.5 % by mass acetic acid.
A saturated solution of an unknown solid reacted with AgNO3 to give a pale yellow precipitate and also reacted with Pb(NO3)2 to give a white precipitate.
when 1.50 l of 1.00 m na2so4 solution at 30.0 degrees celcuis is added to 1.50 l of 1.00 m bano32 solution at 30.0
After 273 m3 of ethylene oxide at 748 kPa and 525 K is cooled to 293 K, it is allowed to expand to 1.10 × 103 m3. What is the new pressure?
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