What pressure will be exerted by 2.01 mol hydrogen gas in a 6.5 l cylinder at 20°c? 7900 kpa 280 kpa 460 kpa 750 kpa

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.