The heat of fusion of a compound is 333.6 joules per gram

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

Which suspect most likely committed the robbery and how do you know

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus