Answer:
Gas forming is a clue to chemical change.
Explanation:
It's changing the chemical make up of the item at hand
Theory as to what will happen in the experiment. It is essentially an educated guess about what you expect the outcome of the experiment to be.
Answer:
the protons are 98
and the neutrons are 153
you're welcome
but next time try to study harder.
C is not a product of cellular respiration because C6H1206 is glucose and it is not a product of cellular respiration.
