What happens when you place a pea sized amount of white minimum on a watch glass . What are the physical properties of the Substance?

particle   p is an electron and particle q is a neutron

it's all four options.

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.

what is the question here. i think you messed up.