126 AGRICULTURAL CHEMISTRY 



43. CaCl 2 + H 2 S0 4 = 



44. Na 2 SiO 3 + HC1 = 



45. CaSi0 3 + Na 2 C0 3 = 



46. C 



47. 3 C 



48. C 6 



49. A1C1, H- H 3 P0 4 = 



50. A1C1 3 H- NH 4 OH = 



