Chapter 1, Problem 3E

Interpretation Introduction

Interpretation:

The reason for the fading of a carpet when kept under sunlight and salt dissolving in water when the water is stirred is to be explained at molecular level.

Concept Introduction:

 Chemistry is a branch of science that deals with phenomenon occurring at the macroscopic level, with molecular reasoning.

 Sunlight decomposes the molecules which impart colour to a substance.

 Dissolving is a process in which salt molecules break down and get surrounded by water molecules.