Ammonia nh3 is a common ingredient. if you have a cleaning agent containing 3.47 mol nh3, how many grams of nh3 are in the cleaning agent

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions

Wind and moving water provide energy. chemical mechanical thermal none of the above