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What is the number of neutrons in the magnesium-25 isotope? O A. 12 O B. 24.31 OC. 25 O D. 13 O E. none of the above

What is the number of neutrons in the magnesium-25 isotope? O A. 12 O B. 24.31 OC. 25 O D. 13 O E. none of the above

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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What is the number of neutrons in the magnesium-25 isotope? O A. 12 O B. 24.31 O C. 25 O D. 13 O E. none of the above QUESTION 20 Identify the compound with ionic bonds. O A. SF6 ○ B. NaBr OC. H2O O D. CCl4 OE. NF3 QUESTION 21 What is the molar mass of PO4? OA. 63.99 g/mol O B. 94.97 g/mol O C. Cannot be determined OD. 16.00 g/mol O E. 30.97 g/mol
Transcribed Image Text:What is the number of neutrons in the magnesium-25 isotope? O A. 12 O B. 24.31 O C. 25 O D. 13 O E. none of the above QUESTION 20 Identify the compound with ionic bonds. O A. SF6 ○ B. NaBr OC. H2O O D. CCl4 OE. NF3 QUESTION 21 What is the molar mass of PO4? OA. 63.99 g/mol O B. 94.97 g/mol O C. Cannot be determined OD. 16.00 g/mol O E. 30.97 g/mol
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