What way does the electric field lines go between two opposite charges

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy