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The solubilty of suberic acid is 0.14g/100mL of water or 0.56g/100mL of ether. Calculate the volume of ether needed to remove 90% of the suberic acid from 100 mL of a saturated aqueous solution in a single extraction.
How many different types of resonance structures can be drawn for the ion SO32.
700 molecules of c14 labeled glucose are given to yeast cells that are producing alcohol. how many 14c atp molecules
By what factor does the fraction of collisions with energy equal to or greater than activation energy of 100kJ/mol change if the temperature increases from 19.0 c to 50.0 c ? Give in scientific notation.
A student who suspected he had a carbonyl compound for an unknown dissolved his solid unknown compound in acetone and the solution was analyzed by IR
NO2 then interacts withUV light according to the following reaction. Classify this reaction as a synthesis, decomposition, single-displacement, or double-displacement reaction.
If a reaction mixture initially contains 486 of and 261 of , what is the mole fraction of when equilibrium is reached.
Estimate the magnitude of the absoulte error and percent error in the measured sample volumes. Compare those errors to the errors that occur when measuring volumes of approximately 8mL
Calculate the change in enthalpy and entropy of 50 g of liquid water starting at 10 degrees Celsius and completely evaporating into H2O gas at 100 C.
copperii chloride and leadii nitrate react in aqueous solutions by double replacement. write the balanced chemical
What is the enthalpy of combustion (in kJ/mol) for acetone (CH3COCH3) under standard conditions (water is produced as a liquid)? Use the appendix in your textbook, do not enter units, and answer with 5 significant digits.
Draw the atomic orbital diagram for the valence electron in Selenium (S) and then indicate the quantum numbers?
Calculate the percent composition of each element in the compounds Benzene(C6H6) and Acetylene(C2H2). Since these are different compounds with very different properties, it may seem that this is an exception to the law of definite proportions.
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