Answer:
As potassium is larger than sodium, potassium's valence electron is at a greater distance from the attractive nucleus and is so removed more easily than sodium's valence electron. As it is removed more easily, it requires less energy, and can be said to be more reactive.
Explanation:
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Answer: 2.7kg/L
Explanation:
1 gram per cubic centimeter g/cm3= 1.00 kilograms per liter kg/l
