1)с5н12+сi2=c5h10ci2+h2
2)chY=ch-ch3+hY
Mg+S = MgS
<span>х= 8,4*56/32=14.7г</span>
1) AgNO3 + NaCl =AgCl (осадок, стрелка вниз) + NaNO3
Ag+ + NO3- + Na+ + Cl- = AgCl (осадок, стрелка вниз) + Na+ + NO3-
Ag+ + Cl- = AgCl (осадок, стрелка вниз)
Cl2+H2=2HCl
4HCl+ O2=Cl2+2H2O
3Cl+6KOH=KClO3+5KCL+3H2O
5H2S+20 KCLO=S+20 KCl+5H2SO4
2KCl+F2=2KF+Cl2
2CL2+2Ca(OH)2= Ca(Cl0)2+2H2O+2CaCl2