Chemistry, 01.03.2021 21:50 cheervolley
How many grams of solid sodium cyanide should be added to 1.50 L of a 0.175 M hydrocyanic acid solution to prepare a buffer with a pH of 10.210?
Answers: 1
Chemistry, 23.06.2019 04:31
Areaction is first order. if the initial reactant concentration is 0.0200 m, and 25.0 days later the concentration is 6.25 x 10-4 m, then its half-life is:
Answers: 1
Chemistry, 23.06.2019 07:30
Assignment directions: pick one of the following chemists and perform a bit of research on him/her. answer the following questions. alice hamilton βββββ βββββ rosalind franklin marie curie βββββ βββββ gertrude b. elion ada yonath βββββ βββββ henry cavendish robert boyle βββββ βββββ antoine lavoisier mario j. molina βββββ βββββ svante arrhenius
Answers: 1
Chemistry, 23.06.2019 08:40
The activation energy for this reaction is 75 kjΒ·molβ1. the enzyme catalase (found in blood) lowers the activation energy to 8.0 kjΒ·molβ1. at what temperature would the non-catalyzed reaction need to be run to have a rate equal to that of the enzyme-catalyzed reaction at 25Β°c?
Answers: 2
How many grams of solid sodium cyanide should be added to 1.50 L of a 0.175 M hydrocyanic acid solut...
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