Adevice used to measure the pressure of an enclosed gas is a manometer barometer thermometer seismometer

option A, Manometer

Explanation:

Barometer is used to measure the pressure of certain environment

Thermometer is used to measure temperature

Seismometer is used to measure earth movement especially during Earth quakes

Hence correct answer is manometer is used to measure the pressure of an enclosed gas.

intermolecular forces are the forces between molecules or particles.

there are two kinds of van der waals forces: weak london dispersion forces and stronger dipole-dipole forces.

in molecule of water there are dipole-dipole forces between negatively charged oxygen from one molecule of water and positively charger hydrogen of another molecule of water.

hydrogen bond is an electrostatic attraction between two polar groups that occurs when a hydrogen atom (h), covalently bound to a highly electronegative atom such as flourine (f), oxygen (o) and nitrogen (n) atoms.