A strong lightning bolt transfers 32 C to Earth. If each water molecule donates one electron, what mass lost an electron to lightning? One mole of water has a mass of 18 g.

Who was the first scientist to measure speed as distance over time?

A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.

What structural formula represents 4 electrons shared between two atoms?