- How do you find how many unpaired electrons there are in a element??

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Please help. How to find where this is increasing and decreasing at f(x)=x^2-2x? And the domain and range? How to calculate the time a torsion spring deflects when a force is applied? I need the formula but cant find it anyway.? How many hours do i work from a Friday at 10am until Monday 4 pm? Complete ionic equation of Ba(s) + Al(NO3)3 = Ba(NO3)3 + Al? and net ionic equation? Negative one and one third plus positive two and five sixths?