Photos NO3 PO4

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No3 po4. PB(no3)2. PB(no3) +na. Na3po4+PB(no3)2. PB no3 2 NAOH.
PB(no3)2. PB(no3) +na. Na3po4+PB(no3)2. PB no3 2 NAOH.

See also