How many total moles are in this mixture?

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

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

How many moles of oxygen react with 12 moles of aluminum