A sample contains 1,388 g C, 0.345 g H, 1.850 g 0, and has a molar mass of 62 g/mol. Determine the sample's empirical formula and molecular formula.

Is a pencil falling to the floor anon contact force, a force, or a contact force

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

The organs inside the body and how they function together