Original concentration of acetic acid before the titration
Titration of 50 mL sample of acetic acid is performed by dropwise addition of 0.7 M NaOH. A total of 11.9 mL of the base is required to reach the equivalence point. What was the original concentration of acetic acid before the titration began?
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Depict the derivation of Bragg's law with your own drawings and commentary. What does the "n" represent in the equation? Describe what is happening in terms of wave interference if n=1/2.
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A metal surface illuminated by 8.5x1014Hz light emits electrons whose maximum energy is 0.52eV. The same surface illuminated by 12.0x1014Hz hight emits electrons whose maximum energy is 1.97eV. From these data find Planck's constant and the work f
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