Question: If 100 grams of vinegar and 5 grams of baking soda are poured in a container, a small amount of gas will be produced. What will the final mass of the products be if the gas is trapped in the container?

  Options: 
 A. 100 grams
 B. 104 grams
 C. 105 grams
 D. 110 grams 
Answer: C