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Choose the process from below which describes a change which is dependent on the path by which the change occurs.
a) the heat generated by a chemical reaction carried out at constant temperature and pressure.
b) the longitude decrease experienced by a traveller travelling from Baton Rouge, LA to London, England.
c) kinetic energy lost by an automobile after crashing into a tree and stopping.
d) the work required to move a heavy piano up a flight of stairs.
e) the work generated by a homogeneous gaseous chemical reaction carried out inside of a bomb calorimeter.
What is the wavelength of an electron traveling with a velocity of 7.0 times 10 to the 3rd power?
Based on the pKa of benzoic acid and the pKa of HCl, what do you hypothesize will happen in terms of reaction equilibrium. The equilibrium will favor the starting materials (sodium benzoate and HCl) because HCl has a lower pKa
If a eukaryotic cell were broken open and the subcellular organelles separated by ultracentrifugation, in which of the following would the citric acid cycles be found
Calculate the approximate molarity of this solution from the volume, percent composition, and density.
What is the percent hydrogen (H) by weight of a solution containing 53.5 mL of CH3COCH3? The density of acetone is 0.788 g/mL.
A girl is celebrating her seventh birthday. Each guest is served one large slice of chocolate cake, a hamburger, French fries, and some oranges. Identify the food groups mentioned above.
Draw out the complete structural formula for glutamic acid and glutamine. One has a pI of 5.65 and the other has a pI of 3.22
Dibenzoylmethane is not a methyl ketone, but it gives a positive result in the iodoform test when treated with NaOH and I2. Explain this result.
What is proton pump, proton matrix, proton gradient, and proton motive force? Please give simplies answer as possible.
Determine the change in Ssys for the process if the specific heat capacity for ethanol = 2.42 J/g K. express your answer in units of J/K
How much heat energy, in kilojoules, is required to convert 73.0 g of ice at -18.0 0C to water at 25.0 0C ?
which of the following alcohols undergoes dehydration at the fastest rate on being heated with sulfuric acid? a) 1-Butanol b)2-Methyl-1-butanol c)2-Methyl-2-butanol d)3-Methyl-1-butanol e)3-Methyl-2-butanol
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