Counting Atoms

How many Hydrogen are in 4H₂O?

• 6
• 8
• 2
• 4

Tags

NGSS.MS-PS1-1

How many Oxygen are in H₂O?

• 1
• 2
• 0
• 4

How many Magnesium are in 10MgCl₂?

• 10
• 5
• 20

Tags

NGSS.MS-PS1-1

How many different elements are in C₆H₁₂O₆?

• 1

• 2

• 3

• 24

How many atoms are there TOTAL in:
H₂SO₄

• 6
• 5
• 7
• 3

Number of N in (NH₄)₂CrO₄

• 1
• 2
• 8
• 16

Tags

NGSS.MS-PS1-1

How many O's are in Al₂(SO₄)₃

• 4
• 12
• 7
• 24

Tags

NGSS.MS-PS1-1

Number of H in 3(NH₄)₂CrO₄

• 4
• 2
• 8
• 24

Tags

NGSS.MS-PS1-1

Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)

• H₃SO₄
• HSO₄
• H₄S₃O
• H₂O

If there is no subscript, there is ______ atom(s) of that element.

• 0
• 2
• only 1
• 1 million

Tags

NGSS.MS-PS1-1