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25. A. What are Ionic compound ? Show the formation of Magnesium Oxide. 5 B. Among Covalent and Ionic compound which will have higher melting and boiling point and why?
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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Why is the bottom layer of a trophic pyrimid the
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Total the mass on the syringe. record it in the correct row of the data table. kg done click and drag weights to change the pressure. click the syringe to zoom in and see the volume. intro
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25. A. What are Ionic compound ? Show the formation of Magnesium Oxide. 5 B. Among Covalent and Ioni...
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