Register
What is the half-life of a compound if 75 percent of a given sample of the compound decomposes in 60 min? assume first-order kinetics?
14.4k views
3 votes
What is the half-life of a compound if 75 percent of a given sample of the compound decomposes in 60 min? assume first-order kinetics?

User Nayan Katkani
by
6.2k points

1 Answer

3 votes
The amount left of a given substance can be calculated through the equation,
A = (A0) x 0.5^n/h
From the given scenario,
A/A0 = 0.75 = 0.5*(60/h)
The value of h from the equation is 144.565 minutes.
User Ray Hulha
by
6.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.7m questions

8.9m answers

Other Questions

A ball is dropped from rest at height of 50m above the ground (a) What is its speed just before it hits the ground (b) How long does it take to rech the ground.
What is the objects motion from A to B?
In which scenario is an animal doing work? Check all that apply. A cat lifts up her kitten by its neck. A dog rubs his back against a large tree. A bird carries a worm to its nest. A goat butts its head
What is the acceleration of an object with mass of 42.6 kg when an unbalanced force of 112 N is applied to it?
The___ is composed of Earth's crust and solid upper mantle A. Inner core B outer core C lithosphere D asthenosphere
Link Copied!