Harrison is making bread. he prepares som dough and places ot into the oven. Harrison realizes a gas, carbon dioxide, is coming out of the dough as it bakes. which options are true about carbon dioxide?
select all that apply
1.it is formed from the atoms of the dough
2. it is a new gas that forms during baking
3. it is made of atoms that did not exist before
4. it is the dough changing states from solid to gas​