Ответ: а)Na2SO4
Na2SO4 = (23*2)+32+(16*4) = 142
wNA2 = 46:142 = 0.3239 = 32,39%
wS = 32:142 = 0.2254 = 22,54%
wO4 = 64:142 = 0.4507 = 45,07 %
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Ответ: а)Na2SO4
Na2SO4 = (23*2)+32+(16*4) = 142
wNA2 = 46:142 = 0.3239 = 32,39%
wS = 32:142 = 0.2254 = 22,54%
wO4 = 64:142 = 0.4507 = 45,07 %