-23gMasa atomowa tlenu wynosi 2,66 * 10Oblicz masę atomową tlenu
1 atom --- 2,66 x 10 do -23g
6,02 x 10 do 23 atomów --- X
X=16g
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1 atom --- 2,66 x 10 do -23g
6,02 x 10 do 23 atomów --- X
X=16g