C5h12 + 8o2 10co2 + 6h2o what is the mole ratio of oxygen to pentane? 1: 6 6: 8 8: 1 10: 8

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

What is the volume of 2.5 moles of nitrogen gas (n2)at standard temperature and pressure (stp)?