For Which Reaction Is ΔH Approximately (Or Exactly) Equal to ΔU

question 92

Multiple Choice

For which reaction is ΔH approximately (or exactly) equal to ΔU?

• A) H₂(g) + Br₂(g) → 2HBr(g)
• B) H₂O(l) → H₂O(g)
• C) CaCO₃(s) → CaO(s) + CO₂(g)
• D) 2H(g) + O(g) → H₂O(l)
• E) CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(l)

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Definitions:

Species-Specific DNA

Sequences of DNA that are characteristic of and vary between different species, used for identification and study of genetic diversity.

Transgenic DNA

DNA that has been genetically engineered, incorporating genes from other species, often used to give organisms new traits.

Proteomics

The study of proteomes, including the structure, function, and interactions of all the proteins produced by an organism, tissue, or cell.

Genomics

The branch of biology that focuses on the structure, function, evolution, mapping, and editing of genomes, which is the complete set of DNA in an organism.