Multiple choice

Which of the following materials is insoluble in water?

  1. Sugar

  2. Sawdust

  3. Vinegar

  4. Salt
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Vinegar, salt and sugar get easily dissolved in water and are said to be water soluble. Sawdust remains separate when added to water and is said to be water insoluble. 

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