Freddy mixed 10 g of a powdery substance with 200 g of an acid solution. A bubbly solution weighing 205 g was formed. Which best explains why the mass of the new product does not equal the mass of the reactants?

Question 2 options:

A:the other 5 grams weighed less in the acid

B:the other 5 grams created a percipitate (solid)

C:the other 5 grams were released as a gas

D:the other 5 grams changed colors