1. Determinati masa moleculara, raportul atomic si raportul de masa pentru oxidul de aluminiu 2. Determinati compozutia procebtuala al hidroxidului de sofiu sau sofa cauxica, 3. Determinati ce cantitate calciu este cuprinds in 112 grame oxid de calciu 4. Determinati ce cantiate de sulf in 490 de grame de acid sulfuric
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Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen
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Chemistry, 22.06.2019 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
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Chemistry, 22.06.2019 19:00
Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
Answers: 3
1. Determinati masa moleculara, raportul atomic si raportul de masa pentru oxidul de aluminiu 2. Det...
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