Based on VSEPRT, describe the nature of bonding in phosphorus pentachloride, phosphorus trichloride, xenon difluoride, xenon tetrafluoride and sulphur hexafluoride.​

Determine the energy released per kilogram of fuel used. given mev per reaction, calculate energy in joules per kilogram of reactants. consider 1 mole of tritium plus 1 mole of deuterium to be a mole of “reactions” (total molar mass = 5 grams).

The table lists pressure and volume values for a particular gas. which is the best estimate for the value of v at p = 7.0 × 103 pascals?

Joan writes four numbers on the board in standard form, and then she writes their scientific notation