An amount of nitrogen undergoes a physical change and increases its volume. what can be known about this physical change?

He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is

Emagnitude of the electrical force acting between a +2.4 ×  10–8  c charge and a +1.8 ×  10–6  c charge that are separated by 0.008 m is    n, rounded to the tenths place.

Elements with high atomic numbers tend to more electrons than protons more electrons than neutrons more neutrons than protons more protons than electrons