Questions with the keyword 'state'

• when you drop a dirty coin into a bottle of coke, why in a coule of hours does the coin come out shiny ? by TomMiller69 to Sarah Comments: (No comments so far )
• Why is carbon so versatile? It is the only element that can form rings (benzene: ,geodesic domes (bucky balls), and by Lewis Johns to Zoe Comments: (So far, one comment )
• Why is it that when you burn substances some become oxides and some become dioxides? by Elliot to Aaron, David, Elaine, Sarah, Zoe Comments: (No comments so far )
• what’s something really cool you can do with liquid nitrogen besides freezing things? by Rbkh :) and 1 other. to Zoe, David, Sarah Comments: (No comments so far )