Ответы и объяснения

2012-01-12T16:17:42+04:00

Ca2C2+2H2O=C2H2+Ca(OH)2

3C2H2=C6H6

C6H6+Cl2=C6H5Cl+HCl

C6H5Cl+NaOH=C6H5OH+NaCl