A strontium ion, Sr2+, contains 36 electrons, which is the same number as in the noble gas Krypton, Kr, and is therefore isoelectronic.
467.5 centimeters. are you sure that's high school chemistry though, lad?
Answer:
The moment magnitude scale is a scale that rates earthquakes by estimating the total energy released by an earthquake . Estimating the total amount of energy released, enables comparison of earthquakes more accurately.