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Discuss the changes in the potential and kinetic energy of a roller-coaster ride as the roller-coaster car climbs to the top and goes down the other side?
Z forms an ionZ3 + when 3! Protons. What is the identity of Z. Write the chemical symbol for it.
Show the bond angles which are at least slightly different that are shown by the H2CCBr2 molecule.
Calculate the standard reduction potential (E'o) for the CO2/methanol redox pair. (Only have the statistics of the Gibbs Free Energy)
The initial solution. the point at which 80 mL of the base has been added
Describe the differences that you see in the content and structure of a qualitative introduction and literature review as compared
If toluene is an aromatic hydrocarbon, a compound composed of only C and H. If you burn 0.356 g of the compound and determine that it produces 1.22 g of CO2 and 0.286 g H2O, Find out the empirical formula of the compound.
The pH of this acid solution is measured as 3.8. Compute the extent of dissociation of this acid in the prepared solution. The extent of dissociation is the fraction of the acid that is dissociated into the RCOO- anion and H3O+ cation in the aqueo..
How will you prepare the following solutions (80 mL of .10 M HC2H3O2) and (80 mL of 0.10 M NH3) from a 6.9 solution of acetic acid and ammonia using a 10mL graduated cylinder
a solution of 2.50g of a compound having the empirical formula c6h5p in 25.0 g of benzene is observed to freeze at
A sample of NH4HS is placed in an evacuated container as well as allowed to come to equilibrium. The partial pressure of NH3 is then raised by the addition of 0.590atm of NH3. Explain the partial pressure of H2S at equilibrium is now what atm
the methanol was evaporated and the experiment was completed. The melting point of the aspirin was found to be 110-115 degrees Celcius. Explain why the melting point was low and why the melting range was so wide.
A graduated cylinder contains 131 mL of water. A 18.0 g piece of iron (density = 7.86 rm{g/cm^3}) and a 25.0 g piece of lead are added.
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