помогите пожайлуста.срочно

1)Na²O+H²O=…
2)Na²O+HNO³=…


3)Na²O+CO³=…
4) Na²O+ZnO=…
5)NaOH+SO³=…


6) NaOH+BeO=…


7) NaOH +HNO³=…


8) NaOH+H²SiO³=…

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