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The general molecular formula for alkanes is Cn H2n+2. Explain what is the general molecular formula for cycloalkanes?
A certain reaction has an activation energy of 57.42 kJ/mol. At what kelvin temperature will the reaction proceed 3.50 times faster than it did at 353 K
Explain what is the predicted pH of a 0.100M solution of NH4OH. (Aqueous ammonia) of the ionization equations
How many constitutionally isomeric monochlorides are capable of being formed in the free-radical chlorination of 2,4-dimethylpentane
what is the molarity of HCl in a solution prepaired by dissolving 18.25 gm HCl in 200 gm ethanol, if the density of solution is 0.86 gm per mm
What is the correct expression for the molarity of the solution? (Be sure to express your answer to the correct number of significant figures and also show the absolute uncertainty.)
Once ready, he put a bit of sand on top. He loaded about 1 gram of product that had been dissolved in 1 ml of ethyl acetate.
Titration with sodium thiosulfate required the use of 18.94mL of 0.07992M Na;>203' Find the molarity of ascorbic acid in the juice.
Use a Maxwell relation to derive the relation (δS/δV)T =nR/V from dA= -SdT - pdV and pV=nRT.
Which equation gives a lower pressure. Why. What is the percentage difference of the van der Waals equation result from the ideal-gas equation result
Outline two different methods that could be used to prepare 2-methyl-2-butanol using a Grignard synthesis. Which method is the best? Explain
In the lab you make 10-5.5 M solutions of HCl and of NaOH using pure distilled deionized water. What would be the pH after the solutions equilibrate with the atmosphere
Enthalpies are relative quantities measured as changes from some comparative states. The enthalpies of formation of elements in their standard states at 25 degrees celcius are taken to be zero by convention
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