Potassium exists as a positively charged ion, not just in us, but universally. Why does it so readily lose an electron resulting in the proton/electron mismatch

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?