You React 25

question 8

Multiple Choice

You react 25.0 g hydrogen gas with 73.7 g oxygen gas. Determine the mass of water that can be produced from these reactants.

• A) 41.49 g H₂O
• B) 20.7 g H₂O
• C) 9.3 g H₂O
• D) 83.0 g H₂O
• E) 223 g H₂O

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Definitions:

Molecular Orbital

A region in a molecule where electrons are most likely to be found, representing the quantum mechanical behavior of electrons in molecules.

Conjugated Pi System

A molecular structure where alternating single and double bonds allow electrons to be more delocalized and contribute to the molecule's stability.

LUMO

The Lowest Unoccupied Molecular Orbital is the orbital with the lowest energy level capable of accepting an electron.

1,3-Butadiene

An organic compound that is a simple conjugated diene with the formula C4H6, known for its role in the production of synthetic rubber.