Second Semester Study Guide Significant Figures (digits) highlights are significant digits - When calculating, try to be as precise as possible - All #’s that are sig.…

1. Molar Mass andPercent Composition 2. Law of Definite Proportions John Dalton proposed that regardless of sample size a compound is always made up of elements combined…

VolatileOrganicCompound measurements at SMEAR II station with ProtonTransferReaction – MassSpectrometry Taina M. Ruuskanen1, Risto Taipale1, Maija Kajos1, Janne Rinne1,…

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Section 3-4 Section 3-4 Section 3.4 Elements and Compounds Distinguish between elements and compounds. Describe the organization of elements in the periodic table. Explain…