A sample of a compound containing only carbon and hydrogen atoms is completely combusted, producing 66.0 g of CO2 and 36.0g of H2O

What material does not melt at any temperature

Iwould appreciate if someone could me.

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons