Which type of rock forms when an existing rock changes under extreme pressure and intense heat? A
igneous

B
sedimentary

C
metamorphic

In saturated organic compounds, all the bonds between carbon atoms are called?

What reaction is taking place? 02 + c3h8 = h20 + co2

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?