*I WILL GIVE BRAINLIEST IF ANSWER THIS FAST*Placing alkaseltzer in water and observing it bubble is an example of Select one:
a. a neutralized reaction
ob. a chemical change
c. a physical change
d. an alkaline reaction

Choose all the answers that apply. as ocean depth increases, temperature decreases temperature increases pressure increases pressure decreases salinity increases density increases

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.

One similarity and one difference between an element and a mixture of elements