G. Ans- A homogeneous mixture has a uniform composition and appearance individual substance that constitute a homogeneous mixture cannot be visually differentiated on the other hand a hetrogen is mixture comprises of 2 or more substances that can be distinctively observed and even separated relatively easily.
H. Ans- Evaporation is a process by which water is transformed from liquid to a gaseous state. Heat is the main cause of evaporation. The temperature at which the water starts evaporating is referred to as the latent heat of vapourisation.
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G. Ans- A homogeneous mixture has a uniform composition and appearance individual substance that constitute a homogeneous mixture cannot be visually differentiated on the other hand a hetrogen is mixture comprises of 2 or more substances that can be distinctively observed and even separated relatively easily.
H. Ans- Evaporation is a process by which water is transformed from liquid to a gaseous state. Heat is the main cause of evaporation. The temperature at which the water starts evaporating is referred to as the latent heat of vapourisation.