Answer:
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When Water freezes or begin to freeze, it molecules start to slow down enough that their attraction arrange into one shape till they melt again.
Nitrogen is 78.08% of the air is fills the earth's atmosphere.
An exothermic reaction is a type of reaction that dissipates heat as the reaction proceeds. This would mean that in a closed system, when a reaction proceeds and is endothermic, the temperature of the solution or the system would increase so as to maintain the equilibrium with the whole system.
