kevinuonfrancis1571 kevinuonfrancis1571

11-10-2017
Chemistry

contestada

A diatomic molecule (0.500 m) dissociates in a first order reaction with a rate constant, k, of 0.0775 sâ1. what is the half-life of this reaction? hints

Respuesta :

Kalahira Kalahira

21-10-2017

The half-life of the reaction is ln 2 / k

= ln 2 / (0.0775 s-1)

= 0.693 s / 0.0775

= 8.94 s

Answer Link

Otras preguntas

What is the sum of the first 4 terms of the arithmetic sequence in which the 6th term is 8 and the 10th term is 13 ? F. 10.5 G. 14.5 H. 18 J. 21.25 K. 39.5

explain how american colonial history would have been different if the british had not passed the intolerable acts

'What is the surface area, in square inches, of an 8-inch cube? F. 512 G. 384 H. 320 J. 256 K. 192'

Rex is four times as old as Ted. If the sum of their ages is 30, how old is Ted? A: 5 B: 8 C: 10 D: 6

In a group of 10 students, 7 are 13 years old and 3 are 17 years old. What is the average (arithmetic mean) age of these 10 students?

A circle has a circumference of 16'pi' feet. What is the radius of the circle, in feet? A. square root of 8 B. 4 C. 8 D. 16 E. 32

solve the equation 4x^2-17x-15=0

in the following equation, which product is a diatomic molecule 2Na+2 HCl. 2NaCl+H

If x = -5, then |x - 7| = A: -12 B: 2 C: 12 D: -2

If n = 8 and 16 · 2^m = 4^(n – 8), then m = ? F. –4 G. –2 H. 0 J. 1 K. 8