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Calculate the relative proportions of two conformers A and B in a compound, assuming that an energy of 15.5 kj/mol is required to go from A to B at 200 celsius
A 1 M solution of acetic acid is generated and a pH of 4.74 is measured. What is the percent dissociation
How many grams of glucose are in 100. rm mL of the final solution?
A student found that her mixture was 15% NH4Cl, 20% NACL, and 75% SiO2. Assuming her calculations are correct, what did she most likely do incorrectly in her experiment?
Describe the nature and characteristics of PCB s. Why are they of importance to an EH&S or FS professional who encounters them when.
Dry air at 1.0 atm is passed over a high voltage electric discharge (~15,000v) to convert 0.85% O2 to O3. The ozonized air is then euilibrated withwater at 25 degrees celcius in a vessel which contains
Calculate the fraction of atoms in a sample of argon gas at 360. K that have an energy of 14.0 kJ or greater.
a quantity of ice at 0.0 degrees Celsius was added to 33.6grams of water at 21.0 degrees Celsius to give water at 0.0 degrees Celsius. the heat of fusion of water is 6.01 kj/mol and the specific heat is 4.18 J/(g*celcuis) how much ice was added?
Describe the basic steps involved in a gravimetric analysis. How does this procedure help us determine the identity of a compound or the purity of a compound if its formula is unknown?
A mixture of CaCO3 and CaO weighing 0.665 g was heated to produce gaseous CO2. After heating, the remaining solid weighed 0.500 g.
If 4.50 moles of ethane, C2H6 undergo combustion,according to the unbalanced equation C2H6+O2--> CO2+H2O, how many moles of oxygen are required?
Carbon sequestration technologies are being actively explored by researchers as methods to remove CO2 from the atmosphere, thereby diminishing the greenhouse effect.
Solid silicon and solid magnesium chloride forms when silison tetrachloride gas reacts with magnesium metal.
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