Answer :
most likely between #2 and #3.... since #2 made bubbles thats a chemical reaction that might make a new substance.... as for #3 it sank.... so the stirring did not work at all.... most likely to be the answer is #2
A new substance to be formed when mixed with water if the substance caused bubbles to form.
What is a chemical reaction?
A chemical reaction or a chemical change occurs when a new substance is formed. This could be signaled by an evolution of gas or the appearance of a solid.
In this case, a new substance to be formed when mixed with water if the substance caused bubbles to form.
Learn more about chemical reaction:https://brainly.com/question/8832859
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