Which electron shell contains the valence electrons of a radium atom in the ground state ?
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Chemistry, 21.09.2019 19:20 restinpeicejahseh
Which electron shell contains the valence electrons of a radium atom in the ground state ?
1 . the sixth shell 2. the second shell 3. the seventh shell 4. the eighteenth shell
Answers: 1
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What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?
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If you need to add 27.50ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?
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