The statement which best provides support for the fact that a chemical change has occurred is that many bubbles formed after mixing.
In a chemical change, new substances are formed and there is a recombination of the atoms in reactants as the products are being formed.
There are several cues that indicate that a chemical change has taken place such as;
Appearance of a solid in an aqueous phase reaction.
Evolution of gas
Sudden change in the temperature of the system
Change in the color of the system
In the particular instance in this question, when baking soda and vinegar were mixed together, a gas was evolved signifying that a chemical change has taken place.
Answer:The strength of the gravitational force between two objects depends on two factors, mass and distance. the force of gravity the masses exert on each other.
