Counting Atoms 2

How many Hydrogen are in 4H₂O?

• 6
• 8
• 2
• 4

How many Magnesium are in 10MgCl₂?

• 10
• 5
• 20

How many O's are in Al₂(SO₄)₃

• 4
• 12
• 7
• 24

Number of H in 3(NH₄)₂CrO₄

• 4
• 2
• 8
• 24

C₃H₅(NO₃)₃

• C = 3, H = 5, N = 3, O = 9

• C = 3, H = 5, N = 1, O = 9

• C = 9, H = 15, N = 3, O = 9

• C = 9, H = 15, N = 1, O = 3

The substances listed on the left side of a chemical equation are the

• Products
• Coefficients
• Precipitates
• Reactants