解ï¼ç±é¢æï¼
H2SO4+BaCl2==BaSO4â+2HCl
1moL 233g 2moL
n(H2SO4) 9.32g n1
n(H2SO4)=9.32*1mol/233g=0.04moL (2)
n1=9.32*2mol/233g=0.08moL (1)
滤液ä¸HClçæ»é为
HCl+NaOH==NaCl+H2O
1moL 1moL
n2 4moL/LÃ35/1000L
n2=[4mol/l*(35/1000)L*1mol]/1mol=0.14moL (2)
å溶液ä¸HClç©è´¨çé
n(HCl)=n2-n1
=0.14moL-0.08moL
=0.06moL (2)
å溶液ä¸ï¼
Cï¼H2SO4ï¼ï¼(0.04mol/100)/1000Lï¼0.4moL/L (1)
C(HCl)=(0.06mol/100)/1000L =0.6mol/L (2)
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