Children, even those that are vaccinated, may develop rotavirus disease more than once. That is because neither natural infection with rotavirus nor rotavirus vaccination provides full immunity (protection) from future infections. Usually a personâs first infection with rotavirus causes the most severe symptoms.
Because molecules move quicker at higher temperature, causing them to collides more. Since they collides more, reaction occurs to be a lot faster to. And that's why things dissolve quicker in hot water than in room temperature water.
Why instant coffee dissolves faster in hot water than in cold water: Why does hot water freze faster than cold water? Some of the mass is lost to evaporation, so there is less water to have to freeze.hy instant coffee dissolves faster in hot water than in cold water: Why does hot water freze faster than cold water? Some of the mass is lost to evaporation, so there is less water to have to freeze.