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    Answer 6 questions correctly in a row.

Phosgene is a substance that is often used to make the padding found in car and airplane seats. It is produced when carbon monoxide and chlorine gas react.
Consider the following reaction:
1 molecule of carbon monoxide
(
C
O
)
reacts with 1 molecule of chlorine
(
Cl
2
)
to produce some amount of phosgene
(
C
O
Cl
2
).
To find the amount of phosgene produced, first determine the number of each type of atom in the products.
Hint: During a chemical reaction, atoms are not created, destroyed, or changed from one chemical element to another.
Chemical elementNumber of atoms in reactantsNumber of atoms in products
C1
O1
Cl2
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