JCE Web Software Collection

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Access to items in this collection is restricted to JCE Chemical Education Xchange subscribers (formerly JCE Web Software/JCE Online subscribers). Call 1-800-991-5534 (U.S.) or +1-706-542-8523 for information as to how to subscribe.

TA Handbook

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A valuable resource for helping to train teaching assistants, the TA Handbook is available for download at JCE ChemEd X as premium content for ChemEd X subscribers. It is no longer available in print.

Guidelines On Determining And Reporting Significant Figures In Chemical Measurements

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A measured value has little or no true meaning and thus, it is useless, unless the figures (digits) in that value were deemed to be significant and the significant figures were properly determined and reported. Deciding the appropriate number of significant figures for the reporting of numerical data is not an obvious or easy task.