Michael has recorded his observations while mixing vinegar and baking soda in a beaker.
Observations Before Mixing:
• Vinegar is a clear liquid.
• Baking soda is a white solid
Observations After Mixing:
• The liquid remains clear.
- Many bubbles form.
• The remaining solid settles at the bottom.
Which observation supports Michael's claim that a chemical change has taken place?
(1 point)
• All of the solid disappeared after mixing the ingredients.
• The liquid remained clear after mixing the ingredients.
• The remaining solid settled after mixing the ingredients.
• Many bubbles formed after mixing the ingredients.