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Predict whether the following will result in an increase or decrease in entropy and justify your reasoning.
1. Desalination of water
2. Dissociation of an O2 molecule
3. Formation of ozone from oxygen molecules and atoms
4. Diffusion of CFCs into the atmosphere
Draw the structures of the products of the neutralization reaction between methylamine and pyridinium ion.
In a separate experiment using a very large reaction vessel with a movable piston, 6.00 moles of CO2 reacts completely with 3.00 moles of nitrogen gas according to the following equation at 25 C and with a constant external pressure of 2.00 atm
Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case
when 24.4 ml of 0.500m sulphuric acid h2so4 is combined to 24.4ml of 1.00m potassium hydroxide koh in a coffee cup
How would the rate of disappearance of ethyl bromide change if the solution were diluted by adding an equal volume of pure ethyl alcohol to the solution? The reaction between ethyl bromide (C2H5Br) and hydroxide ion in ethyl alcohol
Predict the products of the following acid-base reactions, and predict whether the equilibrium lies to the left or to the right of the equation.
Calculate the value of Avogadro's number to three significant figures based on these data. (Note: the value may differ from the tabular value).
Construct a graph of the Maxewell distribution of speeds (equation 20.4 in Atkins Book) for Cl2 at 100 K and 298 K using excel or mathematica.
in a coffee cup calorimeter 50.0 ml of 1.0 m naoh and 50 ml of 1.0 m hcl are mixed. both solutions are originally at
find the vapor pressure of a water solution in which the mole fraction HgCI2 (a nonvolatile solute) is 0.163 at 25.
What is the total mass of AlCl3 in this sample? b. How many moles of AlCl3 are in this sample?
1 explain each term and give an example.a. monosaccharideb. dissacharidec. polysaccharide2 what health problems can
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