Which method(s) below can be used to produce a formate (HCOO) buffer with a pH of...
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Which method(s) below can be used to produce a formate (HCOO) buffer with a pH of 3.00? The K, for formic acid (HCOOH) is 2 x 104 at 25°C. (You do not need a calculator to answer this question). I. mix equal volumes of 0.50 M HCOONa and 0.50 M HCOOH II. mix a calculated lesser volume of 0.50 M HCOONa with a calculated greater volume of 0.50 M HCOOH III. mix a calculated greater volume of 0.50 M HCOONa with a calculated lesser volume of 0.50 M HCOOH IV. mix a calculated volume of HCl(aq) to a calculated volume of 0.50 M NaHCOO V. mix a calculated volume of NaOH(aq) to a calculated volume of 0.50 M HCOOH O II, IV, and V O III, IV, and V O III and V OIII and IV OI only O II and V O II and IV Which method(s) below can be used to produce a formate (HCOO) buffer with a pH of 3.00? The K, for formic acid (HCOOH) is 2 x 104 at 25°C. (You do not need a calculator to answer this question). I. mix equal volumes of 0.50 M HCOONa and 0.50 M HCOOH II. mix a calculated lesser volume of 0.50 M HCOONa with a calculated greater volume of 0.50 M HCOOH III. mix a calculated greater volume of 0.50 M HCOONa with a calculated lesser volume of 0.50 M HCOOH IV. mix a calculated volume of HCl(aq) to a calculated volume of 0.50 M NaHCOO V. mix a calculated volume of NaOH(aq) to a calculated volume of 0.50 M HCOOH O II, IV, and V O III, IV, and V O III and V OIII and IV OI only O II and V O II and IV
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Solution PH pka log salt Acid for pH 3 10 69897 Salt Ac... View the full answer
Related Book For
Managerial Decision Modeling with Spreadsheets
ISBN: 978-0136115830
3rd edition
Authors: Nagraj Balakrishnan, Barry Render, Jr. Ralph M. Stair
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