1. The element Neon (Ne) consists of three isotopes with atomic masses as follows: 19.99 amu, 20.99 amu, and 21.99 amu. The relative abundances of these three
isotopes are 90.92%, 0.25%, and 8.83%, respectively. From this data, calculate
the average atomic mass of Neon.

What is the molality of a solution that has 4 mol of kci in 0.800 kg of water

There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.