Calculate the Mass,in G,of 1

question 21

Multiple Choice

Calculate the mass,in g,of 1.9 × 10²⁴ atoms of Pb.

• A)3.9 × 10² g
• B)2.4 × 10² g
• C)3.2 × 10² g
• D)1.5 × 10² g
• E)6.5 × 10² g

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Definitions:

Deglutition

Act of swallowing.

Salivary Amylase

Salivary amylase is an enzyme secreted by the salivary glands that begins the digestive process by breaking down starch into simpler sugars.

Starch Digestion

The process by which dietary starch is broken down into simpler sugars, like glucose, by the action of enzymes.

Parotid Glands

The largest salivary glands, located near the ears, that produce saliva to aid in digestion.