First correct answer gets brainliest A tank contains 7.0 moles of a mixture of nitrogen gas and oxygen gas. The total
pressure exerted by the gas mixture is 530 kPa. The partial pressure exerted by the
oxygen is 140 kPa. How many moles of NITROGEN gas are present in the tank?

Molecules that have the same chemical formula (same numbers of each atom) but different three-dimensional shapes are called molecules that have the same chemical formula (same numbers of each atom) but different three-dimensional shapes are called functional groups isotopes hydrocarbons isomers enantiomers