How Many Moles and How Many Atoms of Zinc Are

question 204

Multiple Choice

How many moles and how many atoms of zinc are in a sample weighing 34.9 g?

• A)0)533 mol,8.85 ×10^-25 atoms
• B)0)533 mol,3.21 ×10²³ atoms
• C)1)87 mol,3.10 × 10^-24 atoms
• D)1)87 mol,1.13 × 10²⁴ atoms

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Definitions:

Homozygous

Refers to a chromosome pair that bears identical alleles for a single gene.

Cystic Fibrosis

A genetic disorder affecting the lungs and digestive system, characterized by mucus buildup and respiratory infections.

Indigenous Groups

Ethnic groups that were the original inhabitants of a given region, maintaining traditions that distinguish them from the dominant groups of the region.

Contagion

The transmission of disease by direct or indirect contact.