What is the magnitude of the net net force on the charged particle located at the origin? please answer as a formula, you may use the terms 'k', 'q', 'd', 's', 'e', and 'alpha'.

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Physical science b final exam bernoulli’smovepowercompound translucent the sun i was having such a pain for this searching every question so i hope i made someone happy

The chemical reactions lab we did is typically called a "copper plating lab,  because the acid solution cleaned the pennies and made the copper look shinier;   the acid solution cleaned the paperclips and made them look like pennies;   &   the copper from the pennies was removed, and then added to the paperclips.