If 100g of au-198 decays to 6.25g in 10.8 days, what is the half-life of au-198.
use ae = ao (.5) ^ t / t1/2

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Compare and contrast refraction of light and sound will give brainliest

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons