You need to make 10.0 L of 2.2 M KNO3. What molarity would the potassium nitrate solution need to be if you were to use only 2.5 L of it?

The internal energy of the system we can term it as total potential energy and kinetic energy. energy flows out of the surrounding from the system then we can say that the internal energy of the final state is lower than its initials. the sign of  δesystem is negative.δesystem = efinal - einitial=-ve  efinal  ∠einitial.

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