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P - 5 – Alfa Rosa

834205017

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2 4 42 aq 3 s 3 s aq3Ca OH A SO 2A OH 3Ca SO

s 2 g s2Mg 1O 2MgO

s aq 2 aq 2 gZn 2HC ZnC H

4 23 s 2 g 3 gNH HCO CO NH H O

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β

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