Based on Data Obtained in an Experiment, to Determine the Density

question 6

Multiple Choice

Based on data obtained in an experiment, to determine the density of a metal, the following calculation is carried out.  Express the answer to the correct number of significant figures.

• A)2.1 g\mL
• B)2.14 g\ml
• C)2.142 g\mL
• D)2.1423 g\mL

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Definitions:

Glucose

A fundamental sugar crucial for energy provision in living entities and a constituent of various carbohydrates.

Amylase

An enzyme that helps in the digestion of carbohydrates by breaking down starches into simpler sugars.

Lipids

A class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents. They serve as a major energy store and play roles in cell membrane structure.

Uvula

The uvula is the small, fleshy, conical mass that hangs from the posterior edge of the middle of the soft palate, visible when one opens the mouth widely.