1.What element is located at period 3, group 13?
2.Element at group 4, period 5?...
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What happened to the amount of carbon dioxide in the atmosphere from 2010โ2017?
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To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.
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Chemistry, 23.06.2019 05:30
Suppose you discovered a new element with 120 protons and 2 electrons in its outer level . i'm what group does this new element belong? what properties would you expect it to have
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Chemistry, 23.06.2019 10:00
Which element forms a compound with chlorine with the general formula mci?
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