What is the formula and name of the compound produced at the end of the virtual lab, and what caused it to have a different appearance than the tin and nitric acid that you mixed at the beginning of the lab?

, and are formed at the end of the reaction. They are named as tin (IV) oxide or stannic oxide, nitrogen dioxide and water respectively.

Explanation: Reaction of tin and nitric acid is given as:

Three products are formed at the end of the reaction which are:

At the starting tin was a silvery-white colored solid and after the reaction, it changed the color to milky-white. This change in color is due to the chemical reaction happening between tin and nitric acid.

Release of brown fumes are also an indication that a chemical reaction has taken place.