Question

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E doar de ales varianta corecta

Answer 1

1-a

2-b

3-b

4-a

5-b

6-a

7-b

8-c

9-a, insa aici profu a gresit.... in realitatea sun 3 molecule nepolare (H2, Cl, si CH4) cu 6 polare (restul) si una ionica (Na2O)