Why can't you use a sieve to separate salt that has been dissolved in water?

A. Because the salt is too heavy.

B. Because salt becomes a liquid when it dissolves.

C. Because salt particles are small enough to pass through the sieve's holes.

D. Because the water will melt the sieve.

Đáp án
C. Because salt particles are small enough to pass through the sieve's holes.

Câu hỏi thuộc Bài tập:

Week 14 - GC6 - Quiz