Calculate the number of moles of Cu2+ in 400.0 mL of 0.300 M CuSO4 solution

List four observations that indicate that a chemical reaction may be taking place

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

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.