Laboratory work on a senior year research project. Enrolment into this course requires permission of the CHEM 494 co-ordinator. See the CHEM 494 coordinator for course details. No credit or grade will be provided for this course until the two-term sequence CHEM 494A/B has been completed. CHEM 494A/B may not be taken concurrently without prior permission of the CHEM 494 co-ordinator.