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Depict and name all of the structural isomers of a ketone with five carbon atoms in its longest chain and the molecular formula C5H10O
Consider the following qualitative analysis scenario and then classify what type(s) of qualitative analysis principle is/are being used. More than one choice may be correct.
The precipitate formed was washed and dried .Its mass was 0.287g.Find the mass of NaCl in the initial sample.
A calorimeter contains 17.0 mL of water at 15.0 degrees celcius When 1.40 g of (a substance with a molar mass of 69.0 g/mol) is added, it dissolves via the reaction X(s)+H2O(l)->X(aq)
A sample of pure NO2 is heated to 338 degrees C at which temperature it partially dissociates according to the equation
How do the two graphs compare if the frequency factor of the second reaction is higher than the frequency factor of the first reaction but the two reactions have the same activation energy?
When the reaction A--> B + C is studied, a plot of [A]t vs. time gives a straight line with a negative slope. What is the order of the reaction
Calculate the amount of heat evolved in the complete oxidation of 8.17g of al at 25 degrees celcius and 1 atm pressure. delta H of f for al2O3 id -1676kj/mol
Use resonance forms to show the delocalization (over four carbon atoms) of the negative charge of the benzyl and anion
Calculate the change in entropy when one mole of ice at ?10.0°C and 1 atm is converted to liquid water at ?5.0°C and 1 atm
If the overall of the coupled reaction is -7.60 , what is the equilibrium constant, , of the first reactions at 6? The for the hydrolysis of ATP to AMP is 31.6.
Alkynes can be hydrated in the presence of acid and HgSO4, by electrophilic addition of a molecule of water to the triple bond.
What mass (in grams) of solid KCl would need to be added to 500 grams of water to make an ideal solution with a boiling point
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