Answer:
a
Explanation:
due to the concentration of the ag+
<span>The vaporization of br2 from liquid to gas state requires 7.4 k/cal /mol.</span>
In gases and liquids, heat is usually transferred by convection, in which the motion of the gas or liquid itself carries heat from one place to another. ... If you boil water in a kettle, the heat is transferred through convection from the fire to the pot.
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