College Chemistry Quiz
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ATOMIC STRUCTURE & PERIODICITY
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A mixture contains 2.40 mol of CO2CO_2 (44.01 g/mol), 1.75 mol of N2N_2 (28.02 g/mol), and 0.85 mol of O2O_2 (32.00 g/mol). What is the average molar mass of this gas mixture?
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