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A total of 2.00 moles of a compound is allowed to react in a foam coffee cup that contains 127g of water. The reaction caused the temperature of the water to rise from 21.0 to 24.7 celcius . What is the enthalpy of this reaction? Assume that no heat is lost to the surroundings or to the coffee cup itself.
Calculate the solubilities of the following compounds in a .0333M solution of Mg(CIO4)2 using 1. activities and 2. molar concentrations
How many grams of magnesium hydroxide are present in 1.0 L of a saturated solution at room temperature
Using the Ka values, calculate the pH of a buffer that contains the given concentrations of a weak acid and its conjugate bases. [1]. 0.86 M NaH2PO4 and 0.63 M Na2HPO4 [2] 0.60 M NaHCO3 and 0.72 M Na2CO3
Cassify these compounds by whether they behave as strong acids, weak acids, strong bases, or weak bases in aqueous solution.
Reaction rate laws are frequently used to investigate reaction mechanisms. Would your results to this experiment be consistent with either or both of the following mechanisms?
A reaction initially contains 0.1 moles of H2(g) and I2(g) in a 1L flask. At equilibrium the final concentration of HI(g) is 0.19M. What is Kp for this reaction.
There is a stock 6.00m solution of sodium chloride available in the lab. What volume of this solution would you need to prepare your solution?
The solvolysis of benzyl chloride proceeds via a carbocation intermediate and occurs more rapidly than the solvolysis of 2-chloro-norbornane and tertiary butyl chloride.
Separation of Amines and Carboxylic Acids Using Extraction, Initially have a sample of a water-insoluble, neutral organic compound dissolved in 50 mL methylene chloride that may be contaminated with
Describe how to prepare 0.200 L of 0.450 M HCl solution, starting with a 2.00 M HCl solution. What volume (in L) of the 2.00 M solution
The compounds whose IR spectra appear below are all substituted alkenes. Use the spectra to determine the substitution pattern.
How To Draw a Free Electron Model Energy Level Scheme for Hexatriene, give correct energy assignment and quantum number and include correct spin
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