120 L of C3H8 is how many grams?

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 mississippians were considered to be  horticulturalists, which means they were

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?