When u see a specimen clearly down down a microscope, what is it in?

At stp, what is the volume of 1 mole of co2?

What are the genotypic and phenotypic ratios

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils