Ответ:
1)HPO3
H(+1) P(+5) O(-2)
2)NaOH
Na(+1) O(-2) H(+1)
OH (-)
3)Al2(SO4)3
Al(+3) S(+6) O(-2)
(SO4) (-2)
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Ответ:
1)HPO3
H(+1) P(+5) O(-2)
2)NaOH
Na(+1) O(-2) H(+1)
OH (-)
3)Al2(SO4)3
Al(+3) S(+6) O(-2)
(SO4) (-2)