We can change a gas to liquid by
the temperature and
the pressure.

Blank allows you to do calculations for situations in which only the amount of gas is constant a)boyle's law b)combined gas law c)ideal gas law d)dalton's law

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes