Photos MG N2

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Mg n2. 4mg +10hno4-4mg(no3)2+n2o. Agno3 hno3 разб. CA no2+hno3. AG+hno3.
4mg +10hno4-4mg(no3)2+n2o. Agno3 hno3 разб. CA no2+hno3. AG+hno3.

See also