hóa 10

T

thupham22011998

Tất cả đều xảy ra phản ứng..

$3Pb(NO_3)_2 + Al_2(SO_4)_3 -->3PbSO_4+2Al(NO_3)_3$

$CH_3COONa+HCl-->CH_3COOH+HCl$

$(NH_4)_2SO_4+ Ba(OH)_2 -->BaSO_4+2NH_3+2H_2O$

$2NH_4Cl+Ba(OH)_2 -->BaCl_2+2NH_3+2H_2O$
 
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