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What is the calculated molecular weight for polymerization of isobutylene?where (monomer)stock=0.2mol/dm^3,Vmonomer=25cm^3 and (initiator) stock= 0.1mol/dm^3 and Vinitiation = 0.250cm^3
what is the ph at the equivalence point when when 25.0 ml of 0.189moll hn3aq is titrated with 0.123 moll naohaq?assume
What happens when the base solution was added to the acid solution but was not stirred while temperature measurements were made
On the basis of your data what conclusion may be made regarding the separating ablility of simple and fractional distillation? comment on how well your results compare with what might be expected using your actual data below
q1. which type of intermolecular attractive force operates between a. all molecules b. polar molecules c the hydrogen
Magnesium has an atomic number = 12. The ground state electron configuration of the magnesium ion, Mg2+, is
Please explain, in deatail, how you would go about experimentaly determining the mechanism of the following reaction
Calculate the mass of propylene glycol that must be added to 0.330 of water to reduce the vapor pressure by 2.88 torr at 40°C (Pressure of H2O is 55.3 torr at 40°C ).
A buffered solution is made by adding 50.0 g NH4Cl to 1.00 L of a 0.75 M solution of NH3. Calculate the pH of the final solution.
What is the theoretical yeild of NO2 from the reaction of 43.9 g of NH3 with 258 g of O2?
What is the conjugate base of each of the above? d. Write the reaction for the conjugate base interacting with water. e. Write the Kb expressions for the reaction that involves the conjugate and calculate the actual value.
The graph above shows the heating curve of wate
The barrier of rotation around the c-c bond in bromo ethane is 15kj/mol. What energy value can you assign to a H-br elipsing interaction , knowing that H,H eclipsing interaction is 4kj/mol
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