For each (p, v) pair, type the pressure in the x-column and the volume in the y-column. Then click “Resize window to fit data”. NEED X AND Y CHART PLS

List four observations that indicate that a chemical reaction may be taking place

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Which statement best describes what happens when molecular compounds melt