Which Reaction Below Might Be a Suitable Coupled Reaction for the Reaction

question 23

Multiple Choice

Which reaction below might be a suitable coupled reaction for the reaction
A + B -> C + D ( $\Delta$ G = -8.7 kcal/mole) ?

• A)E + F -> G + H (\(\Delta\)G = -5.4 kcal/mole)
• B)B + F -> G + H (\(\Delta\)G = -5.4 kcal/mole)
• C)C + F -> G + H (\(\Delta\)G = +8.3 kcal/mole)
• D)C + F -> G + H (\(\Delta\)G = +9.7 kcal/mole)
• E)A + F -> G + H (\(\Delta\)G = +10.2 kcal/mole)

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Definitions:

Thermocline

A layer in a body of water or in the atmosphere where temperature changes more rapidly with depth or height than it does in the layers above or below.

Temperate Lake

A lake located in a temperate climate zone, characterized by moderate temperatures and seasonal variations.

Oligotrophic Lake

A type of lake characterized by low nutrient levels, clear waters, and relatively low productivity of plant and animal life.

Net Primary Productivity

The rate at which plants in an ecosystem produce net useful chemical energy; essentially, the amount of biomass created minus the amount used by plants for respiration.