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The table below shows several minerals found in earths crust based on the information in the table which mineral is also an element

A) Calcite

B) quartz

C) hematite

D) graphite

Graphite, because it has atoms of same atomic and electrovalent electrons

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

the atomic number will stay the same no matter how many electrons it has, so it doesn’t decrease nor increase. it’ll only change with a different number of protons