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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Transcribed Image Text:Item 24
24 of 25
I Review I Constants I Periodic Table
The reaction of hydrogen with oxygen produces
Part A
water.
2H2 (g) + O2 (g) → 2H2O(g)
How many moles of O2 are required to react with 2.0 moles H2?
1.95 moles
Part B
If you have 5.0 moles O2, how many moles of H2 are needed for the reaction?
moles
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