Mr(Na2SO3)=23*2+32+16*3=126
Mr(Cu3(PO4)2)=64*3+31*2+16*8=382
Mr(Mg(OH)2)=24+16*2+2=58
Mr(H2SO3)=2+32+16*3=82
Mr(P2O3)=31*2+16*3=110
<span>Cu+S=CuS
2CuS+3o2=2CuO+2SO2
<span>CuO+H2SO4=CuSo4+H2O
</span></span><span>CuSO4 (t) = CuO + SO3</span>
СuO + Н2 = Cu + Н2O
2HL+Zn=ZnCl2+H2
NaOH+HCl=NaCl+H2O
Fe(OH)3+3HCl=FeCl3+3H2O
AgNO3+HCl=AgCl+HNO3 примерно так
Воды - 500г
CO2 - 6.5\22.4*44=12.8г
C3H8=C3H6+H2(стрелка вверх) C3H6-пропен