Check all the boxes that represent an element

• C

• Cu

• f

• b

How many elements are in Be₂CO

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

If an element symbol does not have a subscript (the number to the right and below), what does that mean? ex: the "O" in H₂O

• It means there is one atom of that element

• It means there is 2 atoms of that element

Tags

NGSS.MS-PS1-1

How many ELEMENTS are in 3H₃Na?

• 1

• 2

• 6

• 12

Tags

NGSS.MS-PS1-1

How many MOLECULES are in 3H₃Na?

• 1

• 2

• 3

• 6

Tags

NGSS.MS-PS1-1

• Carbon, Crisco, Oxygen

• Calcium, Carbon, Oxygen

• Calcium, Cadmium, Oxygen

• Carbon, Calcium

Tags

NGSS.MS-PS1-1

• 3

• 5

• 1

• 8

Tags

NGSS.MS-PS1-1

Can you find the following parts of the chemical formula C₁₀H₁₂N₂O

Number of Elements:

Names of the elements:

Number of Atoms:

Number of Molecules:

Tags

NGSS.MS-PS1-1

How many MOLECULES are in 3H₃Na?

• 1

• 2

• 3

• 6

Tags

NGSS.MS-PS1-1

How many elements are in Be₂CO

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1