Mass balance and Significant Figures

This short tutorial video covers two crucial aspects: the first being a step by step guide on how to weigh a sample correctly to obtain accurate and precise readings. The second aspect is the concept of significant figures, which plays a crucial role in any calculations; from your laboratory practical work all the way to the calculations done in your course work.

This video was made by postgraduate students focused on promoting science to the youth through interactive activities and performing experimental demonstrations. They form part of the "WHIZZBANG TEAM" at the School of Chemistry: Copyright: University of the Witwatersrand, Johannesburg, South Africa.