Question

How many total oxygen atoms are shown in the scenario below?

3CO₂ + H₂O
O a. 2
O b. 3
O c. 6
O d. 7
O e. 8

Answer 1

D. 7
In 3CO2, you multiply 3x2 which gives you 6 and in H2O there’s one oxygen so 6+1=7

Answer 2

d. 7

Step-by-step explanation:

3CO2 => 3 x 2 => 6 atoms

H20 => 1 => 1 atoms