The first ionization energies of an element are approximately 738 kj/mol, 1450 kj/mol, 7.7 * 103 kj/mol, and 1.1 * 104 kj/mol. to which periodic group does this element belong?

Dr. Alexander Winemann

In what situations are van der waals forces the most significant

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Which foods contain acids? Check all that apply: a.) limes b.) sourdough bread c.) water d.) sugar e.) honey f.) milk g.) lemons h.) tomatoes

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Two children are playing tag. Child A who is doing the chasing can run 100m in 24 seconds Child B is running away from child A and can run 64m in 21 seconds.

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An excess of NiCO3, 12 g, was added to 40cm cube of sulpheric acid, 2.0 mol/dm cube. The unreacted nickel carbonate was filtered out and the filtrate evaporated to optain the crystals.

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