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

Find the area of a regular polygon with 6 sides that has a side length of 6 inches and an apothem of 4 inches.Area = [?]in2
Pre-Colombian is the term used to describe what
Write an essay on "Should students be given more homework ?"​
What does the Brown Specter refer to in Zora Neale Hurston's "How It Feels to Be Colored Me?"
Recipe 3: For every 2 tablespoons of chocolate use 5 ounces of milk. 5 ounces
will c12h22o11 break in water?
find slope of a straight line if both intercept are equal​
Alice weighs 20 dogs and 20 cats. The mean weight for the dogs is 32kg and the mean weight for cats is 4kg. The range in weight for dogs is 45kg and the range i
A chemical reaction can be reversed if? Question 18 options: The energy of the products is less than the activation energy threshold. The energy of the products
What is the value of x? (Round your answer to the nearest tenth.)