Mr. Simon does a science experiment for his class. Here is one student's data table and observations. Reactant 1
Reactant 2
Product
No Color
No Odor
Liquid
No Color
No Odor
Liquid
Yellow
Smells like rotten eggs
Solid chunks floating in liquid
Bubbles/Fizz
Which of the following are proof of a chemical reaction? (Select ALL correct answers)
Dramatic color change
Gas bubbles are produced
Created an odor
Precipitates (solids) formed
No color or odor