T
thuyanh_tls1417
$AgCl-------dp----->Ag+Cl_2$
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$Fe + Cl_2 \xrightarrow{t^0} FeCl_3$
$AgCl-------dp----->Ag+Cl_2$
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$FeCl_3+NaOH-------------->Fe(OH)_3+NaCl$
---------------------------------------------
Fe+Cl2--->FeCl3
...........................
...........................
Fe(NO3)3+Mg--->Mg(NO3)2+Fe
..................................................
$C_2H_4+O_2-to---->CO_2+H_2O$
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Ca3(PO4)2 + 3H2SO4(đặc)-t0--> 3CaSO4↓ + 2H3PO4
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
$ca(oh)_2 + h_3po_4 = ca_3(po4_)2 + h_2o$
---------------------------------------------
h2o + k2o -> koh
.........................................................
$CO_2+CaO==========>CaCO_3$
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