Chapter 21, Problem 34R

To determine

To Choose: The correct option.

Answer to Problem 34R

Option C

Explanation of Solution

Mud in water tank is not a solution. Mud as a whole is a solid. Beyond this, mud is a mixture of solids, some of which are soluble in water. When water and mud are mixed, some of these solid compounds may dissolve into the water solution.

Conclusion:

Option (a) is incorrect, because it a combination of silica, sodium oxide and lime oxide.

Option (b) is also incorrect, because it is a solution of gases such as oxygen nitrogen argon.

Option (d) is also incorrect, because it is combination of one or more metals.