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Problem- In what form(s) will a carboxylic acid, RCOOH, be present if the pH of an aqueous solution is adjusted to be the same as the pKa of the acid?
primarily as RCOOH (aq)
primarily as RCOO- (aq)
equal amounts of (a) and (b)
neither (a) nor (b)
Please provide the answer of the given question on urgent basis
Calculate Ecell for the following electrochemical cell at 25 °C Pt(s) | H2(g, 1.00 atm) | H+(aq, 1.00 M) || Pb2+(aq, 0.150 M) | Pb(s) given the following standard reduction potentials.
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If you add 62.5 mL of a 3.00 M HBR solution to 187.5 mL of water to make a new solution, the concentration of the new HBr solution is what
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