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4 A compound is 64.9% carbon, 13.5% hydrogen and 21.6% oxygen. Its molecuia mass is 74 g/mol. What is the molecular formula? 33 A compound is 54.5% carbon, 9.1% hydrogen and 36.4 % oxygen. Its molecular mass is 88 g/mol. What is the molecular formula? 3=1

4 A compound is 64.9% carbon, 13.5% hydrogen and 21.6% oxygen. Its molecuia mass is 74 g/mol. What is the molecular formula? 33 A compound is 54.5% carbon, 9.1% hydrogen and 36.4 % oxygen. Its molecular mass is 88 g/mol. What is the molecular formula? 3=1

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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I need help with the two questions that's blank And I need help with the the first question with 8 9 and 10
8. 46.3 % Sulfur, 53.7 % iron 9. 29 % oxygen, 8.5 % nitrogen, 62.5% lead 10. 13.7 % sulfur, 27.4 % oxygen, 58.8 % barim See 56 on next page Chem Activity 056 Determining Molecular Forr Solve the problems below 1. The empirical formula of a compound is NO,. It What is its molecular formula? Empirical formula is NO2, and the molar mass c So 92 g/mol/46 g/mol is 2. So 2 x NO, =N.O, 2. The empirical formula of a compound in CH2. It What is the molecular formula? empinical forinukt CHe H har 10 0 64 -4 nf
Transcribed Image Text:8. 46.3 % Sulfur, 53.7 % iron 9. 29 % oxygen, 8.5 % nitrogen, 62.5% lead 10. 13.7 % sulfur, 27.4 % oxygen, 58.8 % barim See 56 on next page Chem Activity 056 Determining Molecular Forr Solve the problems below 1. The empirical formula of a compound is NO,. It What is its molecular formula? Empirical formula is NO2, and the molar mass c So 92 g/mol/46 g/mol is 2. So 2 x NO, =N.O, 2. The empirical formula of a compound in CH2. It What is the molecular formula? empinical forinukt CHe H har 10 0 64 -4 nf
40 0% Carbon Cubrlk at the Grrom A compound is 64.9% ćarbon, 13.5% hvdrogen and 21.6% oxygen. Its molecular mass is 74 g/mol. What is the molecular formula? H2=2 x254 gensl 4. en-16 n40233 -535/ 33 Snakgi A compound is 54.5% carbon, 9.1% hydrogen and 36.4 % oxygen. Its molecular mass is 88 g/mol. What is the molecular formula? ya 33/3.3=1 Same as CH20 On: molecularmass X 1=12 Answers = x 2=Z -=1 x16-16 | tZ 16 されこ60 (30)n 60 Londe on buh Sldey fren mulitiply
Transcribed Image Text:40 0% Carbon Cubrlk at the Grrom A compound is 64.9% ćarbon, 13.5% hvdrogen and 21.6% oxygen. Its molecular mass is 74 g/mol. What is the molecular formula? H2=2 x254 gensl 4. en-16 n40233 -535/ 33 Snakgi A compound is 54.5% carbon, 9.1% hydrogen and 36.4 % oxygen. Its molecular mass is 88 g/mol. What is the molecular formula? ya 33/3.3=1 Same as CH20 On: molecularmass X 1=12 Answers = x 2=Z -=1 x16-16 | tZ 16 されこ60 (30)n 60 Londe on buh Sldey fren mulitiply
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