A 1.047 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 mL of 0.1180 M HCI were required to titrate the liberated ammonia. Calculate the percentage of nitrogen in the sample. 1. 03.89% 2. 02.99% 3. 039 9% 4. 09.38% 5. 02.10%
A 1.047 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 mL of 0.1180 M HCI were required to titrate the liberated ammonia. Calculate the percentage of nitrogen in the sample. 1. 03.89% 2. 02.99% 3. 039 9% 4. 09.38% 5. 02.10%
Chemistry by OpenStax (2015-05-04)
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ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter18: Representative Metals, Metalloids, And Nonmetals
Section: Chapter Questions
Problem 25E: A chemist dissolves a 1.497-g sample of a type of metal (an alloy of Sn, Pb, Sb, and Cu) in nitric...
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