Which is an example of a chemical reaction?
A B C D
Vinegar added to baking soda forms a gas. Water evaporates into air. Sugar dissolves in water. Corn kernels are crushed to form flour.
Question: Which is an example of a chemical reaction?
(A) Vinegar added to baking soda forms a gas.
(B) Water evaporates into air.
(C) Sugar dissolves in water.
(D) Corn kernels are crushed to form flour.

Answer: (A) Vinegar added to baking soda forms a gas.
Answer: (C) Sugar dissolves in water.
Question: Which is an example of a chemical reaction?
(A) Vinegar added to baking soda forms a gas.
(B) Water evaporates into air.
(C) Sugar dissolves in water.
(D) Corn kernels are crushed to form flour.
Answer: (A) Vinegar added to baking soda forms a gas.