Chemistry 101L - Boyd County Public Schools

Physical vs. chemical changes/properties. Review questions: Classify the following as chemical or physical changes (PC or CC) ... The unit abbreviation “m” stands for ____meter___ and is a unit of ___length___. ... If 72.4 g of Magnesium metal are reacted with excess O2 gas, how many moles of magnesium oxide are formed? ................
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