Monday, June 10, 2013

Sucrose decomposes in acid solution into glucose and fructose according to the first order rate law, with t1/2 = 3.00 hours. What fraction of sample of sucrose remains after 8 hours?

Question 4.25: Sucrose decomposes in acid solution into glucose and fructose according to the first order rate law, with t1/2 = 3.00 hours. What fraction of sample of sucrose remains after 8 hours?
Answer
Given that
t1/2 = 3.00 hours

Use formula of rate constant and plug the values, we get


Answer
Fraction of sample of sucrose that remains after 8 hours = 0.158

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