Объяснение:
Mr(H2SiO3)=2•1+28+3•16=78
w(H)=(2•1•100%)/78=2.56%
w(Si)=(1•28•100%)/78=35.90%
w(O)=(3•16•100%)/78=61.54%
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Объяснение:
Mr(H2SiO3)=2•1+28+3•16=78
w(H)=(2•1•100%)/78=2.56%
w(Si)=(1•28•100%)/78=35.90%
w(O)=(3•16•100%)/78=61.54%