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QUESTION 1 Identify the combination reaction. OA. Mg(s) + 2 HCl(aq) → MgCl 2(aq) + H2(g) OB. Mg(s) + Cl 2(g) → MgCl 2(s) OC. Mg(OH) 2(aq) + 2 HCl(aq) → MgCl 2(aq) + 2 H20(1) OD.2 MgO(s)-2 Mg(s) + O2(g) follo

QUESTION 1 Identify the combination reaction. OA. Mg(s) + 2 HCl(aq) → MgCl 2(aq) + H2(g) OB. Mg(s) + Cl 2(g) → MgCl 2(s) OC. Mg(OH) 2(aq) + 2 HCl(aq) → MgCl 2(aq) + 2 H20(1) OD.2 MgO(s)-2 Mg(s) + O2(g) follo

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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QUESTION 1 Identify the combination reaction. OA. Mg(s) + 2 HCl(aq) → MgCl2(aq) + H2(g) OB. Mg(s) + Cl 2(g) → MgCl 2(s) OC. Mg(OH) 2(aq) + 2 HCl(aq) → MgCl 2(aq) + 2 H20(1) OD.2 MgO(s)-2 Mg(s) + O2(g) QUESTION 2 What is the mass percent of carbon in the following molecule, C7H17011? (Write your answer in 4 significant figures) QUESTION 3 The answer to the following calculation rounded to the correct number of significant figures is (12.67+19.2)(3.99)/(1.36+11.366)= OA.9.99224 OB.9.9922 OC. 9.992 MacBook Air OD.9.99 E.1.0x 101
Transcribed Image Text:QUESTION 1 Identify the combination reaction. OA. Mg(s) + 2 HCl(aq) → MgCl2(aq) + H2(g) OB. Mg(s) + Cl 2(g) → MgCl 2(s) OC. Mg(OH) 2(aq) + 2 HCl(aq) → MgCl 2(aq) + 2 H20(1) OD.2 MgO(s)-2 Mg(s) + O2(g) QUESTION 2 What is the mass percent of carbon in the following molecule, C7H17011? (Write your answer in 4 significant figures) QUESTION 3 The answer to the following calculation rounded to the correct number of significant figures is (12.67+19.2)(3.99)/(1.36+11.366)= OA.9.99224 OB.9.9922 OC. 9.992 MacBook Air OD.9.99 E.1.0x 101
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