Calculate the equilibrium constant for each of the reactions at 25 ∘c. 2fe3+(aq)+3sn(s)→2fe(s)+3sn2+(aq)

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.

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