Donates H+ pH 5
high pH
slippery
corrodes active metals
turns litmus paper blue

are these things
1. acid or 2. base​

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

How do living things obtain phosphorus

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?