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

Tags

NGSS.MS-PS1-1

How many atoms are there TOTAL in:
H₂SO₄

• 6
• 5
• 7
• 3

Tags

NGSS.MS-PS1-1

How many atoms are present in H₂COCH₂

• 5

• 4

• 7

• 6

How many atoms are in 10MgCl₂?

• 30

• 20

• 10

How many elements are in C₆H₁₂O₆?

• 1

• 2

• 3

• 4

How many atoms are in C₂H₈O ?

• 9

• 12

• 10

• 11

How many atoms are in H₂C₃O₄N₅?

• 5

• 12

• 13

• 14

How many atoms are present if there is no subscript following the element symbol?

• 0

• 2

• only 1

• 1 million

Tags

NGSS.MS-PS1-1

How many atoms are in Fe(NO₃)₃ ?

• 12

• 5

• 13

• 7