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Chemistry, 22.06.2019 18:00
To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?
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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
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Chemistry, 23.06.2019 04:00
Silver reacts with oxygen to produce silver oxide. (write balanced chemical equation and identify type of chemical reaction.)
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If the Earth's gravitational field is 9.8 N/kg, what is the force of gravity on a 5-kg mass?...
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