x (Na) = 34.6 %
y (P) = 23.3 %
z (O) = 42.1 %
ответ: Na4P2O7
1) 34.6/23=1.5043 23.3/31=0.7516 42.1/16=2.63125
2) 1.5043/0.7516=2 0.7516/0.7516=1 2.63125/0.7516=3.5
2*2=4 1*2=2 3.5*2=7 Na4P2O7
x (Na) = 34.6 %
y (P) = 23.3 %
z (O) = 42.1 %
ответ: Na4P2O7
1) 34.6/23=1.5043 23.3/31=0.7516 42.1/16=2.63125
2) 1.5043/0.7516=2 0.7516/0.7516=1 2.63125/0.7516=3.5
2*2=4 1*2=2 3.5*2=7 Na4P2O7