Counting Atoms and Molecules

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

• 4

• 3

• 2

• 6

Tags

NGSS.MS-PS1-1

Molecules that are made of more than one type of atom are called?

• Molecules

• Elements

• Mixtures

• Compounds

Tags

NGSS.MS-PS1-1

The blue numbers in the image below represent ________

• I don't know, and don't want to try

• coefficients

• subscripts

• none of the answers are correct

How many atoms of Hydrogen are in H₂O

• 1

• 2

• 3

• more than 3

Tags

NGSS.MS-PS1-1

Calculate the number of Oxygen atoms in Al(OH)₃

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

How many Magnesium atoms are in 10MgCl₂?

• 10

• 5

• 20

Tags

NGSS.MS-PS1-1

How many Sodium atoms are in 6NaCl?

• 1

• 12

• 6

Tags

NGSS.MS-PS1-1

How many total POTASSIUM atoms are in this formula?

• 8

• 2

• 4

• 12

Tags

NGSS.MS-PS1-1

What does the subscript in a chemical formula tell you?

• How many molecules are present

• How many atoms are present

• How many elements are present

• How many neutrons are present