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 length of the radius of the following circle. (x + 2)2 + y2 = 10
Find 4 consecutive odd integers where the product of the two smaller numbers is 64 less than the product of the two larger numbers.
Which characteristic is shared by sonnets and haiku?
How many hours are 180 minutes
Where did the Greeks believe that most gods lived
A curved section of roadway is in the shape of a circular arc of 410-m radius. The curved section is horizontal, not banked. The coefficient of friction for tir
'for a good cause if you are determined you are able to overcome any obstacle'. explain
simplify (1/x) + (1/(x+h)
the graph below shows the distribution of students grades on their last math test. Based on the Empirical rule, what percent of students made.. *btwn 80 n 85 o
find the point on the y-axis that is equidistant from (6,1) (-2,-3)