The percent composition of methyl butanoate is 58.8% c, 9.8% h, and 31.4 % o and its molar mass is 102 g/mol. what is its empirical formula? what is its molecular formula?

How will the emission of an alpha particle affect the atomic number of an atom

Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?

What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist