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can you please correct and show me how to do the unanswered and incorrect ones?1) MgCO3 -->2) 2HgO --> 2Hg + O23) 2PCl5 --> 2P + 5Cl24) (NH4)2Cr2O7 --> + + N25) 2CuO --> 2Cu + O26) Hg2CO3 --> HgO +7) KNO3 --> + O28) H3PO4--> P2O5 +9) H2SO4 --> 10) Ca(OH)2 --> CaO +11) H2SO3 -->
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