Photogray lenses have small amounts of silver chloride in their glass. when light strikes the agcl particles the lenses darken due to the reaction: agcl → ag + cl. the enthalpy change for the reaction is 310 kj mol−1. if all this energy were to be supplied by light, what is the maximum wavelength of the light that can cause this reaction?

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.