Drop a tablespoon of baking soda into a pot of boiling water: what happens?

1- Boil 200 ml of water in a pot.
2- Add a tablespoon of baking soda to the boiling water.
3- Remove the pot from the heat.
4- Place the silver objects in the pot with water and baking soda.
5- Leave the objects in the mixture for a few hours until the water cools.
6- Remove the objects and dry them well.
Alternatives for cleaning silver:
A- Baking soda and vinegar:
1- Mix a tablespoon of baking soda with two tablespoons of white vinegar in a jar.
2- Place the silver objects in the mixture for a few minutes.
3- Dry the objects well.
B- Toothpaste:
1- Apply toothpaste to the silver object.
2- Scrub with a soft toothbrush.
3- Rinse and dry well.
C- Aluminum and coarse salt:
1- Line a glass container with aluminum foil.
2- Add coarse salt to the container.
3- Place the silver objects in the container.
4- Pour boiling water over the objects and cover them with more aluminum foil.
5- Let it sit for an hour.
6- Remove the objects and dry them well