A) 1,04
B) 0,78
73. (v18-1-303) KMn04 va K2S03 reaksiyasidan suvli eritmada hosil bolgan chokmani filtrlab, Mn02 massasi 3,48 g bolganda filtratga alyuminiy sulfat qoshilganda hosil bolgan chokmaning massasini toping.
A) 1,04 B) 0,78 C) 0,39 D)1,17