dancagu8stmacharp
dancagu8stmacharp dancagu8stmacharp
  • 04-08-2016
  • Chemistry
contestada

After 62.0 min, 33.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?

Respuesta :

taskmasters
taskmasters taskmasters
  • 06-08-2016
Half life is determined using the equation expressed as:

A = Ao e^-kt

First, we need to find for the value k.

A = .67Ao = Ao e^-k(33 min)
k = 0.0121

The half-life is then calculated as follows:
A = .5Ao = Ao e^-0.0121(t)
t = 57.28 min

Answer Link

Otras preguntas

Put down a funny picture for 15 points... and possible brainliest
Animals that live in estuaries need to adapt to ________. (Select all that apply.) changing salinity levels changing levels of sunlight the rising and falling
Write an essay on why people need to belong. Please hurry I only have 5 minutes
Will mark brainliest
Germany did not become a nation. What happened to the German states?
Please help!! The first correct answer that explains the steps gets brainliestSolve the equationA. no solution B. all real numbersC. X= 1/4 D. X= -1/4 E. X= 1F.
Help please !! I’m am struggling with this lol
Ground Control for Apollo 13 was located a.on the moon b.at cape Canaveral Florida c.on tv d.in Houston texas​
"Your presence can give happiness. I hope you remember that."-Jin ​
In one or two sentences, choose an ecosystem and describe a food chain within that ecosystem, giving examples of producers and consumers. best one gets brainlie