How Many Molecules of Nitrogen Monoxide Are in a 22

question 92

Multiple Choice

How many molecules of nitrogen monoxide are in a 22.5 gram sample?

• A)5.86 × 10²³
• B)7.33 × 10²³
• C)4.51 × 10²³
• D)4.06 × 10²³
• E)none of the above

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Definitions:

Methyl Glycoside

Glycosides formed by the reaction of a sugar with methanol, where the glycosidic bond is between the sugar and the methyl group.

Galactose

A simple sugar (monosaccharide) that is a constituent of lactose, found in milk.

Haworth Structure

A way to represent cyclic sugars (monosaccharides) in a three-dimensional perspective formula that emphasizes the cyclic structure.

Methyl α-D-Xylofuranoside

A sugar derivative where a methyl group is attached to the anomeric carbon of α-D-xylofuranose.