Afan is connected to a battery in a series circuit. what kind of energy transfer occurs if the circuit is closed?

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?

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?

The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll