Riley rubs two rocks together. she notices that some of the surface of one of the rocks was worn away to form small particles. what has happened to that rock?

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse

When would a bouncy ball have the most potential energy

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both