Calculate the ph of a 100l of buffer that is 0120m hno2 and
Calculate the pH of a 1.00L of buffer that is 0.120M HNO2 and 0.180M NaNO2. What is the pH of the same buffer after the addition of 1.00mL of 12.0M HCl. (pKa of HNO2=3.04)
a. Original buffer:
b. after HCl is added:
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The atoms in Barium metal are arranged in a body-centered cubic unit cell. Calculate the radius of a Barium atom if the density of barium is 3.5 g/cm3
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Calculate the pH of a 1.36x10^-2M solution of the decongestant ephedrine hydrochloride if the pKb of ephedrine (its conjugate base) is 3.86.
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Develop a 3 page essay that explores the concept of authorship in the age of technology. You will use the narrative form (the I pronoun)
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