A gas mixture has a total pressure of 700 Torr and 0.5-mole fraction of nitrogen. The partial pressure of nitrogen is .

What phase of matter has particles that are held together but can flow past each other and takes the shape of a container, filling it from the bottom up?

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.