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Step 3: Add all of the atomic masses together to get the formula weight. 12.01 grams + 16.00 grams = 28.01 grams ? grams of Na + ? grams of Cl = formula weight Step 4: To get the number of moles (FINAL ANSWER) (mass of the package)/ (formula weight) = # of moles (50 grams)/ (28.01 grams) = 1.8 moles 737 grams / ? grams of NaCl = ? moles NaCl Question Two: How much mass is there of sodium ions? Chloride ions? Step 5: CO has a 1:1 ratio of moles. There are 1.8 moles of Carbon and 1.8 moles of Oxygen

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