hollyg8749 hollyg8749

25-11-2017
Biology

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The principle of conservation of mass is true only for reactions that take place in closed systems.

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khansa23 khansa23

25-11-2017

The principle of conservation of mass is true. For reactants in both open and closed system. When a chemical reaction takes place in an open system. matter can enter from or escape to the surroundings

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