a/ CTHH khí Oxi: O2
PTK O2 (2O) = 2.16 = 32 đvC
b/ CTHH Axit sunfuric: H2SO4
PTK H2SO4 (2H; 1S; 4O) = 2.1 + 1.32 + 4.16
= 2 + 32 + 64 = 98 đvC
a) CTHH khí oxi: O2
PTK O2 = 16.2 = 32 (đvC)
b) CTHH axit sunfuric : H2SO4
PTK H2SO4 = 1.2 + 32 + 16.4 = 2 + 32 + 64 = 98 (đvC)
a) CTHH oxi : O2
PTK O2: 16.2=32 đvC
b)CTHH Axit sunfuric : H2SO4
PTK H2SO4 : 1.2+32+16.4=98 đvC
a)CTHH:O2
PTKO2=16.2=32 đvC
b)CTHH:H2SO4
PTKH2SO4=1.2+32+16.4=98 đvC