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

what is the range of f(x) = (3/4)^x – 4?
What are the first settlers before it was discovered and name as America.
the shark is a fish while the dolphin is a mammal. these are two completely different types of animals, but they have similar characteristics due to their simil
what does the latin prefix –dis mean?
a source that lists words with similar meanings is called a _____. a. synonym b. persona c. thesaurus d. dictionary
sodium is an explosive metal. chlorine is a poisonous gas. you would expect a compound made of sodium and chlorine to be a) very dangerous b) very explosive and
which law did the most to open western territory to american settlers
which sentence uses a modifier incorrectly? a. mallory found a large, wet blob of gum stuck underneath the seat of her chair. b. gasping for air, the fans encou
the axis of symmetry for the graph of the function is f(x) = 1/4x2 bx 10 is x = 6. what is the value of b?
what is a polynomial