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4. ug fio What mass of iron could be obtained from 40.0 grams of iron (III) oxide? (Ans: 28.0 g) Fe 0 fe-> 55.85 + 0-716

4. ug fio What mass of iron could be obtained from 40.0 grams of iron (III) oxide? (Ans: 28.0 g) Fe 0 fe-> 55.85 + 0-716

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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How would i do question number 4? This is a practice non-graded worksheet. 

3. 1090 911302)2 са 4. How many oxygen atoms are there in 1090 g of calcium acetate? (Ans: 1.66 x 1025 atoms) Ca C ₂ H ₂0₂ nug fio Abestive? mwisuga bolni dr Brigol silmosd of bas What mass of iron could be obtained from 40.0 grams of iron (III) oxide? (Ans: 28.0 g) Fe 0 stamina ور fe-> 55.85 0-716 71.85 5. The analysis of a substance showed that it contained 30.46% nitrogen and 69.54% oxygen by mass. The molar mass of the actual substance was found to be 92.02 g/mol. Determine both the empirical and molecular formula of the substance. (Ans to Molecular: N₂O4)
Transcribed Image Text:3. 1090 911302)2 са 4. How many oxygen atoms are there in 1090 g of calcium acetate? (Ans: 1.66 x 1025 atoms) Ca C ₂ H ₂0₂ nug fio Abestive? mwisuga bolni dr Brigol silmosd of bas What mass of iron could be obtained from 40.0 grams of iron (III) oxide? (Ans: 28.0 g) Fe 0 stamina ور fe-> 55.85 0-716 71.85 5. The analysis of a substance showed that it contained 30.46% nitrogen and 69.54% oxygen by mass. The molar mass of the actual substance was found to be 92.02 g/mol. Determine both the empirical and molecular formula of the substance. (Ans to Molecular: N₂O4)
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