2Mg + O, 2MgO -> 16. How many moles of O is needed to form 2 moles of MgO? А. 1 В. 2 С.3 D. 6 17. How many moles of Mg are needed to give 6 moles of MgO? А. 3 18. How many moles of А. 6 В. 2 С.6 D. 4 oxygen molecules reacted to 2 moles of Mg? В. 3 С. 1 D. 2 19 In anv ch
2Mg + O, 2MgO -> 16. How many moles of O is needed to form 2 moles of MgO? А. 1 В. 2 С.3 D. 6 17. How many moles of Mg are needed to give 6 moles of MgO? А. 3 18. How many moles of А. 6 В. 2 С.6 D. 4 oxygen molecules reacted to 2 moles of Mg? В. 3 С. 1 D. 2 19 In anv ch
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...
Related questions
Question
![Refer to the chemical.equation below to answer questions 16- 20
2Mg + O, →
2MgO
16. How many moles of O is needed to form 2 moles of MgO?
2.
А. 1
В. 2
С. 3
D. 6
17. How many moles of Mg are needed to give 6 moles of MgO?
В. 2
18. How many moles of oxygen molecules reacted to 2 moles of Mg?
В. 3
19. In any chemical reaction, the quantities that are preserved are the
A. 3
С.6
D. 4
A. 6
С. 1
D. 2
A. mass and moles
C. number of moles and the volumes.
20. To change from moles of a given substance, to moles of the substance sought, one uses the
A. balanced equation coefficients for the substances
B. ratio of the molar masses of the two substances.
B. mass and number of atoms
D. number of atoms
C. subscripts in the formulas for the substances.
D. all the above](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2e84b25f-99db-4c44-bdec-64aa56680f2c%2F52663f7f-63d5-405d-8ee7-eafd44f7c76a%2F808ikvj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Refer to the chemical.equation below to answer questions 16- 20
2Mg + O, →
2MgO
16. How many moles of O is needed to form 2 moles of MgO?
2.
А. 1
В. 2
С. 3
D. 6
17. How many moles of Mg are needed to give 6 moles of MgO?
В. 2
18. How many moles of oxygen molecules reacted to 2 moles of Mg?
В. 3
19. In any chemical reaction, the quantities that are preserved are the
A. 3
С.6
D. 4
A. 6
С. 1
D. 2
A. mass and moles
C. number of moles and the volumes.
20. To change from moles of a given substance, to moles of the substance sought, one uses the
A. balanced equation coefficients for the substances
B. ratio of the molar masses of the two substances.
B. mass and number of atoms
D. number of atoms
C. subscripts in the formulas for the substances.
D. all the above
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 5 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781305957404/9781305957404_smallCoverImage.gif)
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781259911156/9781259911156_smallCoverImage.gif)
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
![Principles of Instrumental Analysis](https://www.bartleby.com/isbn_cover_images/9781305577213/9781305577213_smallCoverImage.gif)
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781305957404/9781305957404_smallCoverImage.gif)
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781259911156/9781259911156_smallCoverImage.gif)
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
![Principles of Instrumental Analysis](https://www.bartleby.com/isbn_cover_images/9781305577213/9781305577213_smallCoverImage.gif)
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
![Organic Chemistry](https://www.bartleby.com/isbn_cover_images/9780078021558/9780078021558_smallCoverImage.gif)
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
![Chemistry: Principles and Reactions](https://www.bartleby.com/isbn_cover_images/9781305079373/9781305079373_smallCoverImage.gif)
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
![Elementary Principles of Chemical Processes, Bind…](https://www.bartleby.com/isbn_cover_images/9781118431221/9781118431221_smallCoverImage.gif)
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY