During a Reaction,a Reactant Loses 4

question 42

Multiple Choice

During a reaction,a reactant loses 4.8 × 10^-28 kg of mass.How many joules of energy are released? (c = 3.0 × 10⁸ m/s)

• A)4.3 × 10^-11 J
• B)1.4 × 10^-19 J
• C)1.6 × 10^-36 J
• D)5.3 × 10^-45 J

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Definitions:

Enzymes

Natural molecules that substantially quicken the velocity of almost every chemical reaction occurring in cells.

Carotenoids

Pigments found in plants, algae, and photosynthetic bacteria that play a key role in plant color and photosynthesis.

Yellow

A primary color in the spectrum of light, visible to the human eye and typically associated with sunshine, energy, and caution.

Carbon Fixation Reactions

Chemical reactions that convert carbon dioxide into organic compounds during photosynthesis, forming the basis for sustaining the ecosystem’s energy flow.