Test-exam 2

Confidence limit student t values at various

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 9 Table II. Critical Values for Rejection Quotient Q Qcrit (Reject if Qexp > Qcrit) Number of Observations 3 4 5 6 7 8 9 10 90% Confidence 0.94 0.76 0.64 0.56 0.51 0.47 0.44 0.41 96% Confidence 0.98 0.85 0.73 0.64 0.59 0.54 0.51 0.48 99% Confidence 0.99 0.93 0.82 0.74 0.68 0.63 0.60 0.57 Before doing the Q test, arrange the data in increasing (or decreasing) order. Qexp difference between questionable point and its nearest neighbor range of data (largest minus smallest) 21 Zero: First: Second: Rate k[A]0 or dA/dt k[A]0 Rate k[A] or dA/dt k[A] Rate k[A]2 or dA/dt k[A]2 where k is the rate constant. Other orders exist, but these three are the most common. Integration of the above equations (from time t 0 to time t) result in the following expressions: Zero: First: Second: where A0 A kt ln (A/A0) kt 1/A 1/A0 kt A0 concentration at t = 0 A concentration at t 22 Scratch paper 23...
View Full Document

This note was uploaded on 03/03/2011 for the course CHEM 100A taught by Professor Dai during the Spring '06 term at UCSD.

Ask a homework question - tutors are online