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IF 4.50 mole of ethane undergo combustion according to the unbalanced equation C2H6+O2=CO2+H2O how many moles of oxygen are required?
KEtones also undergo the aldo condensation, although a succesful reaction often requires "enhanced" conditions, since the addition involves an unfavorable equilibrium constant.
a 4 liter flask contains nitrogen gas at 25C and 1 atm. what is final pressure if 2 g of N2 gas are added and flask is cooled to -55C?
0.1278- sample that is 97.50% As2O3 by mass had been used in the titration, how many milliliters of the 0.02140M KMnO4(aq) would have been required?
Discuss what you would observe after elution and visualization of a TLC plate having made the following mistakes in carrying out the analysis. Conceptual Organic chemistry
Sulfamic acid is a primary standard that can be used to standardize NaOH. What is the molarity of a sodium hydroxide solution
How many mL of a 0.10 m solution of NaOH are needed to completely react with 120 mL of a 0.15 m solution of H2CO3.
What hybrid orbital would be expected for the central atom in each of the following: Draw the molecular structure of these compounds and label Ï? and Ï?bonds.
Sulfur dioxide (SO2) is an unwelcome result of burning soft coal in power plants. Some of the SO2 ends up as sulfuric acid in acid precipitation.
Calculate the pH after 0.020 mol NaOH is added to 1.00 L of a solution which is 0.100 M NH2OH and 0.100 M HONH3Cl.
To find the % by mass of a compound in a given sample - Determine the percent by mass of calcium carbonate in the sample. State any assumptions.
a gas sample occupies 4.20 l under a pressure of 800 torr at 350K.At what temperature will it occupy 3.60 L at the same pressure?
Beta-Dicarbonyl Compounds, There are two reason why the enols of beta-dicarbonyl compounds, such as pentane-2,4-dione are relatively stable.
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