How Many Atoms

Front

What is the chemical formula for water?

Back

H₂O

Front

How many atoms are in one molecule of H₂O?

Back

3 (2 Hydrogen + 1 Oxygen)

Front

What does the subscript in a chemical formula indicate?

Back

The number of atoms of the element in the molecule.

Front

How many Hydrogen atoms are in 4H₂O?

Back

8

Front

What is the total number of atoms in H₂C₃O₄N₅?

Back

10 (2 Hydrogen + 3 Carbon + 4 Oxygen + 5 Nitrogen)

Front

How many Nitrogen atoms are in H₂C₃O₄N₅?

Back

5

Front

What is the chemical formula for Aluminum oxide?

Back

Al₂O₃

Front

How many Aluminum atoms are in Al₂O₃?

Back

2

Front

What is the total number of elements in C₆H₁₂O₆?

Back

3 (Carbon, Hydrogen, Oxygen)

Front

How many Nitrogen atoms are in (NH₄)₂CrO₄?

Back

2