Chemistry

I can not determine the answer for this problem...can someone please help me?

Determine the number if moles of MgO that form from the reaction of 4.4 moles of O2 in the following unbalanced reaction:
Mg + O2 ----> MgO

The balanced equation is:
2Mg + O2 -----> 2MgO

a. 1.1 moles
b. 4.4 moles
c. 17.6 moles
d. 2.2 moles
e. 8.8 moles

If I did this right I get 8.8 moles, is that correct or I am still doing this wrong? Please Help me!

  1. 👍 0
  2. 👎 0
  3. 👁 113
  1. you are correct. You get twice the moles of product as you had of O2

Respond to this Question

First Name

Your Response

Similar Questions

  1. College Chemistry

    For the reaction that occurs in the voltaic cell Fe(s)|Fe2+(aq)||Cr3+(aq),Cr2+(aq)|Pt(s) use data from Appendix D in the textbook to answer the following questions: a)Determine the equation for the cell reaction b)Determine E0

    asked by Brandon on May 17, 2015
  2. MATH 157

    How do I determine the real number solution for the following problem: The problem reads : Determine the number of real-number solutions to the equation from the given graph. x^2 - x + 15 = 0, given the graph of y = x^2 - x + 15

    asked by Janelle on July 29, 2011
  3. math

    pls. explain how to get this: A number x is the harmonic mean of two numbers a and b if 1/x is the mean of 1/a and 1/b. a) Write an equation to represent the harmonic mean of a and b. b) Determine the harmonic mean of 12 and 15.

    asked by hi on November 9, 2011
  4. Precalculus

    1. Determine the interval(s) on which x^2 + 2x -3>0 a)x1 b)-3

    asked by Jayson on December 18, 2011
  5. Math

    help with these questions~ Thank you 1. Determine the interval(s) on which x^2 + 2x -3>0 a)x1 b)-3

    asked by Jayson on December 18, 2011
  6. Math (typo in first)

    How do I go about tackling this problem? (I made a problem-modifying typo in the first) The American Medical Association wishes to determine the percentage of obstetricians who are considering leaving the profession becaose of the

    asked by Edward on April 29, 2007
  7. Math

    a teacher asked her students to think of a number, multiply by 5, and subtract the product from 20 , then she asked them to multiply the resulting difference by the number they first thougt of a) use function notation to express

    asked by Melissa on September 22, 2011
  8. math

    a teacher asked her students to think of a number, multiply by 5, and subtract the product from 20 , then she asked them to multiply the resulting difference by the number they first thougt of a) use function notation to express

    asked by melissa on September 21, 2011
  9. math

    a teacher asked her students to think of a number, multiply by 5, and subtract the product from 20 , then she asked them to multiply the resulting difference by the number they first thougt of a) use function notation to express

    asked by Melissa on September 22, 2011
  10. Math (Statistics)

    How do I go about tackling this problem? The American Medical Association wishes to determine the percentage of obstetricians who are considering leaving the profession becaose of the rapidly increasing number of lawsuits against

    asked by Edward on April 29, 2007

More Similar Questions