Process where carbon dioxide and water get changes into glucose and oxygen

What are transitions between a liquid and a solid called? identify which way they are transitioning

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

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.