7. CsCl forms body centered crystal structure with an edge length of 413 pm and NaCl forms face centered crystal structure with an edge length of 564 pm. Find the densities of both the crystals. Comment on the relationship between the masses of the crystals and the type of crystal lattice. ​

How much energy moves onto the next level, in an energy pyramid

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

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