The structure of the periodic table is based on the distribution of in each element. The elements are arranged in horizontal and vertical

True or false, the three major scales used to measure earthquakes are mercalli scale, richter scale and magnitude scale

One or more substances changing into one or more substances is an example of a

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.