Calculate the number of moles of oxygen needed to produce 2.5 moles of diphosphorus pentoxide? P4 (s) + 5 O2 (g) --> 2 P2O5 (s) * 1 point 1.0 mole 2.5 moles 3.0 moles 5 moles 6.3 moles
Calculate the number of moles of oxygen needed to produce 2.5 moles of diphosphorus pentoxide? P4 (s) + 5 O2 (g) --> 2 P2O5 (s) * 1 point 1.0 mole 2.5 moles 3.0 moles 5 moles 6.3 moles
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 5.90QE
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Question
Calculate the number of moles of oxygen needed to produce 2.5 moles of diphosphorus pentoxide? P4 (s) + 5 O2 (g) --> 2 P2O5 (s) *
1 point
1.0 mole
2.5 moles
3.0 moles
5 moles
6.3 moles
Expert Solution
Step 1
For production of 2 moles of diphosphorus pentoxidewe need oxygen = 5 moles
For production of 2.5 moles of diphosphorus pentoxidewe need oxygen =
= 5*2.5/2
=6.25moles ofoxygen i.e.
6.3 moles of oxygen is the correct option.
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