Are bonds broken or formed, throughout each phase change present on a heating
curve?

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

When a scientific theory has been tested and proved by the scientific community, it becomes a law