Identify whether each pair represents the same molecule or structural isomers. a. CH3-CH2-CH2-CH; CH; CH2-CH2-CH b. CH, CH3-CH-CH2-CH2 CH CH​

Easy definition for atom and atomic mass

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

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