How Many Significant Figures Should Be Retained in the Result

question 28

Multiple Choice

How many significant figures should be retained in the result of the following calculation?
12.00000 × 0.9893 + 13.00335 × 0.0107

• A)2
• B)3
• C)4
• D)5
• E)6

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Definitions:

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water.

Apoenzyme

Protein portion of an enzyme; requires the presence of a specific coenzyme to become a complete functional enzyme.

Nonpolypeptide

A molecule or substance that does not consist of polypeptide chains, typically referring to chemicals or biological molecules outside the class of proteins.

Coenzyme

An organic cofactor for an enzyme; generally participates in the reaction by transferring some component, such as electrons or part of a substrate molecule.