In making her morning tea,Dorothy drops a sugar cube into some hot water.She stirs the mixture but no longer sees the sugar cube at the bottom of her mug.Based on her observation of sugar dissolving in hot water,she can properly conclude that the sugar is

Question

Quizplus · Accepted Answer

Sugar is a hydrophilic substance, meaning it has an affinity for water and can dissolve in it. When Dorothy drops the sugar cube into the hot water and stirs it, the sugar molecules come into contact with the water molecules and are able to dissolve and spread evenly throughout the liquid. The fact that Dorothy no longer sees the sugar cube at the bottom of the mug indicates that it has dissolved completely.

In Making Her Morning Tea,Dorothy Drops a Sugar Cube into Some