BaCl2 + H2SO4 = BaSO4 + 2HCl
Ba(+2) + 2Cl(-) + 2H(+) + SO4(-2) = BaSO4 + 2H(+) + 2Cl(-)
Ba(+2) + SO4(-2) = BaSO4 ( белый осадок)
<span>N2 + 3H2 = 2NH3 </span><span>67,2 -----34 </span><span>х ---------680 </span><span>х = 1344 л</span>