The graph shows all of the stable isotopes of elements according to the numbers of protons and neutrons in their nuclei.

Which statement correctly describes the relationship between frequency and wavelength?

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.