oblicz ile h2so4 trzeba uzyc do zobojetnienia 20g naoh

H2SO4 + 2NaOH -> Na2SO4 + 2H2O   M H2SO4 = 98 g/mol M NaOH = 40g/mol   98g H2SO4 = 2*40g NaOH x g H2SO4 = 20g NaOH   x = 24,5 g H2SO4