L
$Na_2SO_4 + BaCl_2 ----> NaCl + BaSO_4$H2SO4 + KMnO4 + Na2SO3 ==> MnSO4 + K2SO4 + Na2SO4 + H2O
$Na_2SO_4 + BaCl_2 ----> NaCl + BaSO_4$
---@-)@-)@-)
$AgCl + Na_2CO_3 ----> Ag_2CO_3 + NaCL$$NaCl + AgN0_3---> AgCl + NaN0_3$ .
NaNO3 + HCl ===> HNO3 + NaCl :khi (8)::khi (8)::khi (8)::khi (8)::khi (8):
$MgOH_2+HCL----->MgCL_2+H_2O$
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$H_2SO_4+NaOH------>Na_2SO_4+H_2O$
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$h_2o+k----->koh+h_2$
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$HCL+AgNO_3----->AgCL+HNO_3$
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$Zn(NO_3)_2+NaOH--->Zn(OH)_2+NaNO_3$
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