Which Coefficient Should Be Placed in Front of the H₂O

question 17

Multiple Choice

Which coefficient should be placed in front of the H₂O when balancing the following equation?
(NH₄) ₂Cr₂O_7(s)  Cr₂O_3(s) + N_2(g) + H₂O_(g)

• A) 1
• B) 2
• C) 3
• D) 4
• E) 8

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Definitions:

Phineas Gage

was a railroad worker whose survival of a severe brain injury helped scientists understand more about the brain and personality.

Temporal Lobe

A region of the cerebral cortex involved in processing auditory information, language, and emotional response.

Broca's

Related to an area in the frontal lobe of the dominant hemisphere (usually the left) of the brain, involved in language processing, speech production, and comprehension.

Wernicke's

Refers to Wernicke's area, a region in the brain associated with understanding spoken language.