narysuj wzór węglowodoru:2,4 dimetylo-3- etylopentan... pomóżcie prosze:)
CH3-CH(CH3)-CH(C2H5)-CH(CH3)-CH3
w załączniku ;)
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CH3-CH(CH3)-CH(C2H5)-CH(CH3)-CH3
w załączniku ;)