3) 51%, 18%, 31%
Объяснение:
K2SiO3
w(K) = 78/154*100 = 50,6%
w(Si) = 28/154*100=18,2%
w(O) = 48/154*100= 31,2%
3) 51%, 18%, 31%
Объяснение:
K2SiO3
w(K) = 78/154*100 = 50,6%
w(Si) = 28/154*100=18,2%
w(O) = 48/154*100= 31,2%