Question

which of the following is/are considered a homogeneous mixture?
a noodle soup
b concentrated hydrochloric acid
c solution of ethanol and water
d both b and c

Explanation:

• A homogeneous mixture has a uniform composition throughout.
• Noodle soup has visible components (noodles, broth, etc.) with non - uniform composition, so it is a heterogeneous mixture.
• Concentrated hydrochloric acid is a solution of hydrogen chloride in water with a uniform composition.
• A solution of ethanol and water is also a homogeneous mixture as ethanol and water mix uniformly.

Answer:

d. Both b and c