What is the correct order of increasing electronegativity for N, O, P, and K?

Based on its chemical properties, identify the position of each chemical family on the periodic table.

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.

In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.