What does it mean when an ion from a salt forms a
hydration sphere?

Which of these conditions most likely produces an unstable isotope?

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car