Using the Given Data,determine ΔRG° at 500

question 45

Multiple Choice

Using the given data,determine ΔrG° at 500.0 K for the reaction below. Ba(s) + H₂O(g) → BaO(s) + H₂(g)
Substance
Δ_fH°(kJ/mol-rxn) at 298 K
S° (J/K·mol-rxn) at 298 K
Ba(s)
0
62) 8
H₂O(g)
-241.8
188) 7
BaO(s)
-592
70) 4
H₂(g)
0
130) 6

• A) 325.0 kJ/mol-rxn
• B) -325.0 kJ/mol-rxn
• C) 335.2 kJ/mol-rxn
• D) -335.2 kJ/mol-rxn
• E) -375.5 kJ/mol-rxn

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Definitions:

Neurons

Specialized cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells through electrical and chemical signals.

Hypothalamus

A region of the brain responsible for the production of several essential hormones, regulating body temperature, hunger, moods, and the release of hormones from many glands.

Neurons

Specialized cells that transmit nerve impulses; the fundamental units of the brain and nervous system.

Neural Impulse

A Neural Impulse, also known as an action potential, is an electrical signal that travels along the axon of a neuron, transmitting information.