What is the energy QQQ released in the first step of the thorium-232 decay chain? The atomic mass of 232 90Th 90232Th is 232.038054 uu and the atomic mass of 228 88Ra 88228Ra is 228.0301069 uu.

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

Calculate the concentration of all species in a 0.165 m solution of h2co3.