Question

(a) You are given the following substances with their melting and boiling points.
Substances Melting Point (°C) Boiling Point (°C)
X = -219
-183
Y= 119
445
Identify the physical states of X and Y at room temperature (30°C).
(b)Explain how the rate of evaporation of a liquid is affected with:
(i) Decrease in exposed surface area.
(ii) Increase in moisture in the surrounding air.​

Answer 1

Answer:

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