1. A sample of a hydrocarbon is burned completely and produces 22 g of CO2 and 27.0 g of H2O. The
empirical formula of the hydrocarbon is:

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 element is the least metallic between cadmium, silver, zinc, or iron?

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull