Question

Small amounts of sugar, chalk powder, sand, and vegetable oil are added to four different beakers. Two-thirds of each beaker is filled with water. The water ir each beaker is stirred with a spoon and is allowed to stand for five minutes. Which substance from the ones listed above would dissolve in water? (a) Sugar (b) Chalk powder (d) Vegetable oil (c) Sand​

Answer 1

Answer: Sugar

Explanation: Becuase sugar is soluble substance

Answer 2

Answer:

Only sugar dissolve in water.

Reason:

Because sand and chalk powder form heterogeneous mixture while vegetable oil is immiscible in water due to variation in densities.

Hence only sugar dissolves in water and form homogeneous mixture.