по Jacy Teo 14 лет назад
2196
Больше похоже на это
от Lucas U
от Iván Alexis Alvarado Justo
от Ragubavan Sathurtheha
от Juana Valentina Castillo Beltran
Titrate acid & base (with indicator) Determine exact quantities that will completely neutralise the acid & alkali. Titrate acid & base again (without indicator) Salt formed can then be crystallised out in pure form.
2HCl + Ca → CaCl2 + H2
H2SO4 + Mg ---> MgSO4 + H2