2. A gas has a pressure of 969.0 mmHg at 45.0 °C. What is the temperature of the gas if its pressure decreased by 252.0 mmHg? (Note: the problem states 'decreased by' which indicates that you
will need to figure out P2 first)

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.

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Sugar is dissolved in water. which is the solute? sugar neither both water